USD674817S1 - Casing centralizer - Google Patents

Casing centralizer Download PDF

Info

Publication number
USD674817S1
USD674817S1 US29/405,122 US201129405122F USD674817S US D674817 S1 USD674817 S1 US D674817S1 US 201129405122 F US201129405122 F US 201129405122F US D674817 S USD674817 S US D674817S
Authority
US
United States
Prior art keywords
casing centralizer
view
casing
application ser
filed oct
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
US29/405,122
Inventor
Gregory Andrigo
Alfredo Sanchez
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tercel Oilfield Products USA LLC
Original Assignee
Top Co Cementing Products Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Top Co Cementing Products Inc filed Critical Top Co Cementing Products Inc
Priority to US29/405,122 priority Critical patent/USD674817S1/en
Assigned to TOP-CO CEMENTING PRODUCTS INC. reassignment TOP-CO CEMENTING PRODUCTS INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: ANDRIGO, GREGORY, SANCHEZ, ALFREDO
Application granted granted Critical
Publication of USD674817S1 publication Critical patent/USD674817S1/en
Assigned to PNC BANK, NATIONAL ASSOCIATION reassignment PNC BANK, NATIONAL ASSOCIATION SUPPLEMENT NO. 1 TO AMENDED AND RESTATED TRADEMARK AND PATENT SECURITY AGREEMENT Assignors: INNOVEX DOWNHOLE SOLUTIONS, INC., INNOVEX ENERSERV ASSETCO, LLC, QUICK CONNECTORS, INC., Tercel Oilfield Products USA L.L.C., TOP-CO INC.
Assigned to Tercel Oilfield Products USA L.L.C. reassignment Tercel Oilfield Products USA L.L.C. MERGER (SEE DOCUMENT FOR DETAILS). Assignors: GJS HOLDING COMPANY LLC, LOGAN HOLDINGS LLC, LOGAN JAR, LLC, TERCEL OILFIELD PRODUCTS HOLDINGS USA L.L.C., Tercel Oilfield Products USA L.L.C., TOP-CO CEMENTING PRODUCTS LLC, XDHT LLC
Assigned to PNC BANK, NATIONAL ASSOCIATION reassignment PNC BANK, NATIONAL ASSOCIATION SECOND AMENDED AND RESTATED TRADEMARK AND PATENT SECURITY AGREEMENT Assignors: INNOVEX DOWNHOLE SOLUTIONS, INC., Tercel Oilfield Products USA L.L.C., TOP-CO INC.
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Description

This application is related to (1) U.S. Design application Ser. No. 29/405,113, filed Oct. 28, 2011; (2) U.S. Design application Ser. No. 29/405,117, filed Oct. 28, 2011; (3) U.S. Design application Ser. No. 29/405,121, filed Oct. 28, 2011; (4) U.S. Design application Ser. No. 29/405,124, filed Oct. 28, 2011; (5) U.S. Design application Ser. No. 29/405,130, filed Oct. 28, 2011; (6) U.S. Design application Ser. No. 29/405,133, filed Oct. 28, 2011, the entire disclosures of which are incorporated herein by reference.
FIG. 1 is a perspective view of a casing centralizer showing our new design according to a first embodiment;
FIG. 2 is an elevational view of the first embodiment;
FIG. 3 is a top plan view of the first embodiment, the bottom plan view of the first embodiment being identical to the top plan view of the first embodiment;
FIG. 4 is a sectional view of the first embodiment taken along line 4-4 of FIG. 3;
FIG. 5 is an elevational view of the casing centralizer according to a second embodiment, the second embodiment being identical to the first embodiment except that the second embodiment has one indeterminate length as indicated in FIG. 5;
FIG. 6 is a top plan view of the casing centralizer according to a third embodiment, the third embodiment being identical to the first embodiment except that the third embodiment has six indeterminate lengths as indicated in FIG. 6;
FIG. 7 is a perspective view of a casing centralizer showing our new design according to a fourth embodiment;
FIG. 8 is an elevational view of the fourth embodiment;
FIG. 9 is a top plan view of the fourth embodiment, the bottom plan view of the fourth embodiment being identical to the top plan view of the fourth embodiment;
FIG. 10 is a sectional view of the fourth embodiment taken along line 10-10 of FIG. 9;
FIG. 11 is an elevational view of the casing centralizer according to a fifth embodiment, the fifth embodiment being identical to the fourth embodiment except that the fifth embodiment has one indeterminate length as indicated in FIG. 11; and,
FIG. 12 is a perspective view of the casing centralizer showing our new design according to a sixth embodiment, the sixth embodiment being identical to the fourth embodiment except that the sixth embodiment has six indeterminate lengths as indicated in FIG. 12.

Claims (1)

  1. The ornamental design for a casing centralizer, as shown and described.
US29/405,122 2011-10-28 2011-10-28 Casing centralizer Active USD674817S1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US29/405,122 USD674817S1 (en) 2011-10-28 2011-10-28 Casing centralizer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/405,122 USD674817S1 (en) 2011-10-28 2011-10-28 Casing centralizer

Publications (1)

Publication Number Publication Date
USD674817S1 true USD674817S1 (en) 2013-01-22

Family

ID=47522051

Family Applications (1)

Application Number Title Priority Date Filing Date
US29/405,122 Active USD674817S1 (en) 2011-10-28 2011-10-28 Casing centralizer

Country Status (1)

Country Link
US (1) USD674817S1 (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8701759B1 (en) 2013-03-14 2014-04-22 Summit Energy Services, Inc. Casing centralizer
US9765577B2 (en) 2013-04-22 2017-09-19 Rock Dicke Incorporated Method for making pipe centralizer having low-friction coating
USD849800S1 (en) 2012-04-04 2019-05-28 Summit Energy Services, Inc. Casing centralizer having spiral blades
USD954754S1 (en) * 2020-02-28 2022-06-14 Cobalt Extreme Pty Ltd Rod coupler
USD992610S1 (en) * 2021-05-10 2023-07-18 Innovex Downhole Solutions, Inc. Downhole tool including hinges

Citations (88)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1460632A (en) 1922-06-28 1923-07-03 Wilson B Wigle Centering cementing shoe
US1767198A (en) 1928-01-31 1930-06-24 Baker Oil Tools Inc Well-casing-centering device
US1807050A (en) 1928-12-26 1931-05-26 Harry P Stolz Method for cementing wells
US2166116A (en) 1937-12-06 1939-07-18 Estelle B Kleaver Well casing protector
US2602512A (en) 1949-02-12 1952-07-08 Baker Oil Tools Inc Casing centering device
GB682362A (en) 1950-12-18 1952-11-05 Baker Oil Tools Inc A centring device for centring conduits and the like in well bores
US2659439A (en) 1949-12-27 1953-11-17 Baker Oil Tools Inc Centering device for well casings
US2715552A (en) 1954-03-01 1955-08-16 Guiberson Corp Drill string bushing tool
US2943009A (en) 1956-06-01 1960-06-28 Guiberson Corp Process for making reinforced rubber articles
US3052310A (en) * 1959-08-31 1962-09-04 Robert B Kinzbach Combined reamer and drill string stabilizer
US3080926A (en) 1961-04-06 1963-03-12 Weatherford Oil Tool Company I Casing centralizer with replaceable wings
US3125382A (en) 1964-03-17 Well tools
US3128827A (en) 1961-07-27 1964-04-14 Kluck Louis Casing centralizer with well bore and casing scraping means
US3145785A (en) * 1960-02-15 1964-08-25 Jersey Prod Res Co Expansible drill collar stabilizer
US3289767A (en) 1961-11-03 1966-12-06 B & W Inc Well centering and cementing device
US3292708A (en) 1963-07-29 1966-12-20 Louis C Mundt Tubing centralizer
US3320004A (en) 1964-06-19 1967-05-16 Drilco Oil Tool Inc Earth boring apparatus
US3410613A (en) 1966-05-25 1968-11-12 Byron Jackson Inc Non-rotating single-collar drill pipe protector
US3528499A (en) 1969-03-25 1970-09-15 Charles H Collett Plastic floating drill pipe and sucker rod protector
US3613783A (en) 1969-10-29 1971-10-19 Phillips Petroleum Co Apparatus for installing underwater well equipment
US3762472A (en) 1972-07-24 1973-10-02 Gem Oil Tool Co Casing stand-off band for use during the running and cementing of casing in wellbores
US3933203A (en) 1975-03-27 1976-01-20 Evans Orde R Centralizer for production string including support means for control lines
US3955625A (en) 1975-03-06 1976-05-11 The Dow Chemical Company Cementing basket
US3963075A (en) 1975-03-27 1976-06-15 Evans Orde R Centralizer for elastomer coated blast joint
US4050514A (en) 1976-09-01 1977-09-27 The Steel Company Of Canada, Limited Paraffin sucker rod scraper and rod centralizer
US4088185A (en) 1974-12-13 1978-05-09 J. M. Huber Corporation Molded plastic paraffin scrapers and centralizers
US4146060A (en) 1977-07-25 1979-03-27 Smith International, Inc. Drill pipe wear belt assembly
US4275935A (en) 1979-07-17 1981-06-30 American Coldset Corp. Drilling stabilizer
GB2016063B (en) 1978-03-03 1982-05-19 Kreft G Tubing centraliser
US4372562A (en) 1981-09-09 1983-02-08 Halliburton Company Inflatable packer with liquid resin anchored reinforcing sheath
US4396234A (en) 1981-04-06 1983-08-02 Garrett William R Weldable blade stabilizer
US4436118A (en) 1977-07-25 1984-03-13 Smith International, Inc. Sleeved drill pipe
EP0138603A2 (en) 1983-10-13 1985-04-24 Texas Forge & Tool Limited Improvements in or relating to rods and pipes
US4595058A (en) 1984-08-28 1986-06-17 Shell Oil Company Turbulence cementing sub
US4658896A (en) 1985-08-16 1987-04-21 Milam Jack J Apparatus for a tubular string and method of attaching the same thereto
GB2171436B (en) 1985-02-22 1988-02-17 Raymond Felix Mikolajczyk Casing centralizer
US4757861A (en) 1987-08-06 1988-07-19 Klyne Albert A Oil well sucker rod coupling assembly
EP0297716A1 (en) 1987-05-29 1989-01-04 WEATHERFORD-PETCO, Inc. Spring bow, centralizer and method for its use in a borehole
US4796670A (en) 1987-10-15 1989-01-10 Exxon Production Research Company Drill pipe protector
US4825947A (en) 1985-02-22 1989-05-02 Mikolajczyk Raymond F Apparatus for use in cementing a casing string within a well bore
US4858688A (en) 1988-06-27 1989-08-22 Edwards Billy J Sucker rod guide
US4919202A (en) 1989-02-08 1990-04-24 Carl Clintberg Sucker rod guide bearing
US4938299A (en) 1989-07-27 1990-07-03 Baroid Technology, Inc. Flexible centralizer
GB2226520A (en) 1988-12-12 1990-07-04 Baker Hughes Inc Extruding a continuous polymeric encapsulant of varying composition over a metal line
US4984633A (en) 1989-10-20 1991-01-15 Weatherford U.S., Inc. Nozzle effect protectors, centralizers, and stabilizers and related methods
US5095981A (en) 1986-10-30 1992-03-17 Mikolajczyk Raymond F Casing centralizer
GB2249333A (en) 1990-10-26 1992-05-06 Exxon Production Research Co Device for substantially centering a pipe in a borehole
US5115863A (en) 1991-04-05 1992-05-26 Olinger Edward L Low turbulence rod guide
US5179140A (en) 1988-12-27 1993-01-12 Fiber Glass Systems, Inc. Filled resin compositions and articles made therefrom
GB2233690B (en) 1989-06-29 1993-02-03 Red Baron Drill string component
US5191938A (en) 1991-12-16 1993-03-09 Sable Donald E Rod guide assembly and method of its installation on a rod shank
US5247990A (en) 1992-03-12 1993-09-28 Sudol Tad A Centralizer
US5277254A (en) 1991-03-28 1994-01-11 Rullman Paul B Helical rod guide
US5332049A (en) 1992-09-29 1994-07-26 Brunswick Corporation Composite drill pipe
US5339896A (en) 1993-05-06 1994-08-23 J. M. Huber Corp. Field installable rod guide and method
GB2275284A (en) 1993-02-19 1994-08-24 Graeme Kenneth Speirs Drill pipe protector
GB2282615A (en) 1993-10-09 1995-04-12 Uwg Ltd Casing centraliser
GB2285649B (en) 1994-03-12 1996-02-14 Downhole Products Uk Ltd Casing centraliser
US5492174A (en) 1993-05-26 1996-02-20 Dan O'Hair Rod guide with enhanced erodable volume
GB2304753A (en) 1995-08-24 1997-03-26 Weatherford Lamb Method for securing a well tool to a tubular and well tool adapted for said method
US5692562A (en) 1995-04-13 1997-12-02 Enterra Patco Oilfield Products Limited Well rod, centralizer and centralizer stop interfaces with wear reducing surface
GB2288198B (en) 1994-04-08 1997-12-03 Hydril Co Free flow low energy pipe protector
US5697442A (en) 1995-11-13 1997-12-16 Halliburton Company Apparatus and methods for use in cementing a casing string within a well bore
US5740862A (en) * 1995-01-17 1998-04-21 Sable; Donald E. Rod guide assembly
US5797455A (en) 1994-03-12 1998-08-25 Downhole Products (Uk) Limited Casing centraliser
US5860760A (en) 1994-08-12 1999-01-19 Downhole Products Plc Gripping device
US5908072A (en) 1997-05-02 1999-06-01 Frank's International, Inc. Non-metallic centralizer for casing
US5937948A (en) 1998-01-15 1999-08-17 Robbins, Iii; George Dee Extruded casing centralizer
US6006830A (en) 1994-03-12 1999-12-28 Downhole Products (Uk) Limited Casing centraliser
GB2329209B (en) 1997-02-21 2000-05-24 Downhole Products Plc Casing centraliser assembly
US6102118A (en) 1998-12-30 2000-08-15 Moore; Curt A. Multi-purpose adjustable centralizer system with tool
US20010032722A1 (en) 1999-02-05 2001-10-25 Eaton Benny Alan Stand-off device
US6585052B2 (en) 2000-05-30 2003-07-01 Tesco Corporation Casing centralizer
US20030164236A1 (en) 2000-06-30 2003-09-04 Thornton John Thomas Oliver Downhole tools
US6659173B2 (en) 1998-01-24 2003-12-09 Downhole Products Plc Downhole tool
US6666267B1 (en) 1997-11-15 2003-12-23 Brunel Oilfield Services (Uk) Limited Downhole tools
US6830102B2 (en) 2000-01-22 2004-12-14 Downhole Products Plc Centraliser
US6845816B2 (en) 2000-03-10 2005-01-25 Downhole Products, Plc ADI centralizer
US20060070731A1 (en) 2002-07-31 2006-04-06 Didier Fouillou Stabilizer for a rod, particularly a string of drilling rods
US7082997B2 (en) 2001-06-15 2006-08-01 Tesco Corporation Pipe centralizer and method of attachment
US7096939B2 (en) 2002-03-16 2006-08-29 Downhole Products Plc Slotted expandable centraliser
US7159668B2 (en) 2000-06-21 2007-01-09 Futuretec Ltd. Centralizer
US20080164019A1 (en) 2006-12-20 2008-07-10 Tesco Corporation Well string centralizer and method of forming
US7409758B2 (en) 2003-10-29 2008-08-12 Weatherford/Lamb, Inc. Vibration damper systems for drilling with casing
US20100059218A1 (en) 2006-11-03 2010-03-11 Polyoil Limited Downhole apparatus and method of forming the same
US7694733B2 (en) 2005-01-18 2010-04-13 Downhole Products Plc Centralizer
US7814633B2 (en) 2002-09-23 2010-10-19 Tesco Corporation Pipe centralizer and method of forming
US8167034B2 (en) * 2008-06-19 2012-05-01 Offshore Manufacturing & Design, Llc Device for centering a well casing

Patent Citations (94)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3125382A (en) 1964-03-17 Well tools
US1460632A (en) 1922-06-28 1923-07-03 Wilson B Wigle Centering cementing shoe
US1767198A (en) 1928-01-31 1930-06-24 Baker Oil Tools Inc Well-casing-centering device
US1807050A (en) 1928-12-26 1931-05-26 Harry P Stolz Method for cementing wells
US2166116A (en) 1937-12-06 1939-07-18 Estelle B Kleaver Well casing protector
US2602512A (en) 1949-02-12 1952-07-08 Baker Oil Tools Inc Casing centering device
US2659439A (en) 1949-12-27 1953-11-17 Baker Oil Tools Inc Centering device for well casings
GB682362A (en) 1950-12-18 1952-11-05 Baker Oil Tools Inc A centring device for centring conduits and the like in well bores
US2715552A (en) 1954-03-01 1955-08-16 Guiberson Corp Drill string bushing tool
US2943009A (en) 1956-06-01 1960-06-28 Guiberson Corp Process for making reinforced rubber articles
US3052310A (en) * 1959-08-31 1962-09-04 Robert B Kinzbach Combined reamer and drill string stabilizer
US3145785A (en) * 1960-02-15 1964-08-25 Jersey Prod Res Co Expansible drill collar stabilizer
US3080926A (en) 1961-04-06 1963-03-12 Weatherford Oil Tool Company I Casing centralizer with replaceable wings
US3128827A (en) 1961-07-27 1964-04-14 Kluck Louis Casing centralizer with well bore and casing scraping means
US3289767A (en) 1961-11-03 1966-12-06 B & W Inc Well centering and cementing device
US3292708A (en) 1963-07-29 1966-12-20 Louis C Mundt Tubing centralizer
US3320004A (en) 1964-06-19 1967-05-16 Drilco Oil Tool Inc Earth boring apparatus
US3410613A (en) 1966-05-25 1968-11-12 Byron Jackson Inc Non-rotating single-collar drill pipe protector
US3528499A (en) 1969-03-25 1970-09-15 Charles H Collett Plastic floating drill pipe and sucker rod protector
US3613783A (en) 1969-10-29 1971-10-19 Phillips Petroleum Co Apparatus for installing underwater well equipment
US3762472A (en) 1972-07-24 1973-10-02 Gem Oil Tool Co Casing stand-off band for use during the running and cementing of casing in wellbores
US4088185A (en) 1974-12-13 1978-05-09 J. M. Huber Corporation Molded plastic paraffin scrapers and centralizers
US3955625A (en) 1975-03-06 1976-05-11 The Dow Chemical Company Cementing basket
US3933203A (en) 1975-03-27 1976-01-20 Evans Orde R Centralizer for production string including support means for control lines
US3963075A (en) 1975-03-27 1976-06-15 Evans Orde R Centralizer for elastomer coated blast joint
US4050514A (en) 1976-09-01 1977-09-27 The Steel Company Of Canada, Limited Paraffin sucker rod scraper and rod centralizer
US4146060A (en) 1977-07-25 1979-03-27 Smith International, Inc. Drill pipe wear belt assembly
US4436118A (en) 1977-07-25 1984-03-13 Smith International, Inc. Sleeved drill pipe
GB2016063B (en) 1978-03-03 1982-05-19 Kreft G Tubing centraliser
US4275935A (en) 1979-07-17 1981-06-30 American Coldset Corp. Drilling stabilizer
US4396234A (en) 1981-04-06 1983-08-02 Garrett William R Weldable blade stabilizer
US4372562A (en) 1981-09-09 1983-02-08 Halliburton Company Inflatable packer with liquid resin anchored reinforcing sheath
EP0138603A2 (en) 1983-10-13 1985-04-24 Texas Forge & Tool Limited Improvements in or relating to rods and pipes
US4595058A (en) 1984-08-28 1986-06-17 Shell Oil Company Turbulence cementing sub
GB2171436B (en) 1985-02-22 1988-02-17 Raymond Felix Mikolajczyk Casing centralizer
US4825947A (en) 1985-02-22 1989-05-02 Mikolajczyk Raymond F Apparatus for use in cementing a casing string within a well bore
US4658896A (en) 1985-08-16 1987-04-21 Milam Jack J Apparatus for a tubular string and method of attaching the same thereto
US5095981A (en) 1986-10-30 1992-03-17 Mikolajczyk Raymond F Casing centralizer
EP0297716A1 (en) 1987-05-29 1989-01-04 WEATHERFORD-PETCO, Inc. Spring bow, centralizer and method for its use in a borehole
US4757861A (en) 1987-08-06 1988-07-19 Klyne Albert A Oil well sucker rod coupling assembly
US4796670A (en) 1987-10-15 1989-01-10 Exxon Production Research Company Drill pipe protector
US4858688A (en) 1988-06-27 1989-08-22 Edwards Billy J Sucker rod guide
GB2226520A (en) 1988-12-12 1990-07-04 Baker Hughes Inc Extruding a continuous polymeric encapsulant of varying composition over a metal line
US5179140A (en) 1988-12-27 1993-01-12 Fiber Glass Systems, Inc. Filled resin compositions and articles made therefrom
US4919202A (en) 1989-02-08 1990-04-24 Carl Clintberg Sucker rod guide bearing
GB2233690B (en) 1989-06-29 1993-02-03 Red Baron Drill string component
US4938299A (en) 1989-07-27 1990-07-03 Baroid Technology, Inc. Flexible centralizer
US4984633A (en) 1989-10-20 1991-01-15 Weatherford U.S., Inc. Nozzle effect protectors, centralizers, and stabilizers and related methods
GB2249333A (en) 1990-10-26 1992-05-06 Exxon Production Research Co Device for substantially centering a pipe in a borehole
US5277254A (en) 1991-03-28 1994-01-11 Rullman Paul B Helical rod guide
US5115863A (en) 1991-04-05 1992-05-26 Olinger Edward L Low turbulence rod guide
US5191938A (en) 1991-12-16 1993-03-09 Sable Donald E Rod guide assembly and method of its installation on a rod shank
US5247990A (en) 1992-03-12 1993-09-28 Sudol Tad A Centralizer
US5332049A (en) 1992-09-29 1994-07-26 Brunswick Corporation Composite drill pipe
GB2275284A (en) 1993-02-19 1994-08-24 Graeme Kenneth Speirs Drill pipe protector
US5339896A (en) 1993-05-06 1994-08-23 J. M. Huber Corp. Field installable rod guide and method
US5492174A (en) 1993-05-26 1996-02-20 Dan O'Hair Rod guide with enhanced erodable volume
GB2282615A (en) 1993-10-09 1995-04-12 Uwg Ltd Casing centraliser
US5797455A (en) 1994-03-12 1998-08-25 Downhole Products (Uk) Limited Casing centraliser
GB2285649B (en) 1994-03-12 1996-02-14 Downhole Products Uk Ltd Casing centraliser
US6006830A (en) 1994-03-12 1999-12-28 Downhole Products (Uk) Limited Casing centraliser
EP0671546B1 (en) 1994-03-12 1998-12-23 Downhole Products Plc Casing centraliser
GB2288198B (en) 1994-04-08 1997-12-03 Hydril Co Free flow low energy pipe protector
US5860760A (en) 1994-08-12 1999-01-19 Downhole Products Plc Gripping device
US5740862A (en) * 1995-01-17 1998-04-21 Sable; Donald E. Rod guide assembly
US5692562A (en) 1995-04-13 1997-12-02 Enterra Patco Oilfield Products Limited Well rod, centralizer and centralizer stop interfaces with wear reducing surface
GB2304753A (en) 1995-08-24 1997-03-26 Weatherford Lamb Method for securing a well tool to a tubular and well tool adapted for said method
US5697442A (en) 1995-11-13 1997-12-16 Halliburton Company Apparatus and methods for use in cementing a casing string within a well bore
GB2329209B (en) 1997-02-21 2000-05-24 Downhole Products Plc Casing centraliser assembly
US20020023749A1 (en) 1997-02-21 2002-02-28 Ian Alastair Kirk Casing centrliser
US6435275B1 (en) 1997-02-21 2002-08-20 Downhole Products Plc Casing centralizer
US5908072A (en) 1997-05-02 1999-06-01 Frank's International, Inc. Non-metallic centralizer for casing
US6666267B1 (en) 1997-11-15 2003-12-23 Brunel Oilfield Services (Uk) Limited Downhole tools
US5937948A (en) 1998-01-15 1999-08-17 Robbins, Iii; George Dee Extruded casing centralizer
US6659173B2 (en) 1998-01-24 2003-12-09 Downhole Products Plc Downhole tool
US6102118A (en) 1998-12-30 2000-08-15 Moore; Curt A. Multi-purpose adjustable centralizer system with tool
US6439304B2 (en) 1999-02-05 2002-08-27 Davis-Lynch, Inc. Stand-off device
US20010032722A1 (en) 1999-02-05 2001-10-25 Eaton Benny Alan Stand-off device
US6830102B2 (en) 2000-01-22 2004-12-14 Downhole Products Plc Centraliser
US6845816B2 (en) 2000-03-10 2005-01-25 Downhole Products, Plc ADI centralizer
US6585052B2 (en) 2000-05-30 2003-07-01 Tesco Corporation Casing centralizer
US7159668B2 (en) 2000-06-21 2007-01-09 Futuretec Ltd. Centralizer
US7357178B2 (en) 2000-06-30 2008-04-15 Brunel Oilfield Services (Uk) Limited In and relating to downhole tools
US20030164236A1 (en) 2000-06-30 2003-09-04 Thornton John Thomas Oliver Downhole tools
US7604059B2 (en) 2000-06-30 2009-10-20 Brunel Oilfield Services (Uk) Limited Downhole tools
US7082997B2 (en) 2001-06-15 2006-08-01 Tesco Corporation Pipe centralizer and method of attachment
US7096939B2 (en) 2002-03-16 2006-08-29 Downhole Products Plc Slotted expandable centraliser
US20060070731A1 (en) 2002-07-31 2006-04-06 Didier Fouillou Stabilizer for a rod, particularly a string of drilling rods
US7814633B2 (en) 2002-09-23 2010-10-19 Tesco Corporation Pipe centralizer and method of forming
US7409758B2 (en) 2003-10-29 2008-08-12 Weatherford/Lamb, Inc. Vibration damper systems for drilling with casing
US7694733B2 (en) 2005-01-18 2010-04-13 Downhole Products Plc Centralizer
US20100059218A1 (en) 2006-11-03 2010-03-11 Polyoil Limited Downhole apparatus and method of forming the same
US20080164019A1 (en) 2006-12-20 2008-07-10 Tesco Corporation Well string centralizer and method of forming
US8167034B2 (en) * 2008-06-19 2012-05-01 Offshore Manufacturing & Design, Llc Device for centering a well casing

Non-Patent Citations (14)

* Cited by examiner, † Cited by third party
Title
Nicholson et al., Geothermal-Well Completions: A Survey and Technical Evaluation of Existing Equipment and Needs, Jul. 1982, pp. 3-1 through 3-41.
Notice of Allowance mailed Feb. 27, 2012 by the USPTO regarding U.S. Appl. No. 29/405,113.
Notice of Allowance mailed Feb. 27, 2012 by the USPTO regarding U.S. Appl. No. 29/405,121.
Notice of Allowance mailed Feb. 27, 2012 by the USPTO regarding U.S. Appl. No. 29/405,133.
Office Action mailed Feb. 29, 2012 by the USPTO regarding U.S. Appl. No. 29/405,117.
Office Action mailed Feb. 29, 2012 by the USPTO regarding U.S. Appl. No. 29/405,124.
Top-Co Tech News, "Primary Cementing Process and Application of Casing Accessories," vol. 1, Issue 2, Dec. 2009, 2 pages.
Top-Co Type 346 Stand Off Band—Phenolizer, May 1, 2009.
U.S. Appl. No. 29/405,113, filed Oct. 28, 2011, Andrigo et al.
U.S. Appl. No. 29/405,117, filed Oct. 28, 2011, Andrigo et al.
U.S. Appl. No. 29/405,121, filed Oct. 28, 2011, Andrigo et al.
U.S. Appl. No. 29/405,124, filed Oct. 28, 2011, Andrigo et al.
U.S. Appl. No. 29/405,130, filed Oct. 28, 2011, Andrigo et al.
U.S. Appl. No. 29/405,133, filed Oct. 28, 2011, Andrigo et al.

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD849800S1 (en) 2012-04-04 2019-05-28 Summit Energy Services, Inc. Casing centralizer having spiral blades
USD983231S1 (en) * 2012-04-04 2023-04-11 Summit Casing Services, Llc Casing centralizer having spiral blades
US8701759B1 (en) 2013-03-14 2014-04-22 Summit Energy Services, Inc. Casing centralizer
US9057229B2 (en) 2013-03-14 2015-06-16 Summit Energy Services, Inc. Casing centralizer
US9765577B2 (en) 2013-04-22 2017-09-19 Rock Dicke Incorporated Method for making pipe centralizer having low-friction coating
USD954754S1 (en) * 2020-02-28 2022-06-14 Cobalt Extreme Pty Ltd Rod coupler
USD992610S1 (en) * 2021-05-10 2023-07-18 Innovex Downhole Solutions, Inc. Downhole tool including hinges

Similar Documents

Publication Publication Date Title
USD674818S1 (en) Casing centralizer
USD703199S1 (en) Case for electronic device
USD729544S1 (en) Mount for electronic devices
USD680599S1 (en) Aerobic step
USD717112S1 (en) Cutlery
USD718303S1 (en) Computer
USD735500S1 (en) Display
USD740564S1 (en) Box
USD717111S1 (en) Cutlery
USD720051S1 (en) Pipe element
USD663750S1 (en) Casing centralizer
USD681482S1 (en) Watch casing
USD686626S1 (en) Case for an electronic device
USD755994S1 (en) Frame member
USD674349S1 (en) Power strip
USD740436S1 (en) Pipette barrel
USD734385S1 (en) Guitar
USD763189S1 (en) Casing for electrical devices
USD650965S1 (en) Vault
USD665825S1 (en) Casing centralizer
USD662790S1 (en) Jellied cranberry slicer
USD665824S1 (en) Casing centralizer
USD674817S1 (en) Casing centralizer
USD708720S1 (en) Toilet
USD720751S1 (en) Keyboard