USRE34373E - Microwave heating apparatus for laboratory analyses - Google Patents
Microwave heating apparatus for laboratory analyses Download PDFInfo
- Publication number
- USRE34373E USRE34373E US07/704,774 US70477491A USRE34373E US RE34373 E USRE34373 E US RE34373E US 70477491 A US70477491 A US 70477491A US RE34373 E USRE34373 E US RE34373E
- Authority
- US
- United States
- Prior art keywords
- chamber
- microwave
- radiation
- magnetron
- analytical
- 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.)
- Expired - Lifetime
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Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/66—Circuits
- H05B6/666—Safety circuits
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L7/00—Heating or cooling apparatus; Heat insulating devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B3/00—Drying solid materials or objects by processes involving the application of heat
- F26B3/32—Drying solid materials or objects by processes involving the application of heat by development of heat within the materials or objects to be dried, e.g. by fermentation or other microbiological action
- F26B3/34—Drying solid materials or objects by processes involving the application of heat by development of heat within the materials or objects to be dried, e.g. by fermentation or other microbiological action by using electrical effects
- F26B3/343—Drying solid materials or objects by processes involving the application of heat by development of heat within the materials or objects to be dried, e.g. by fermentation or other microbiological action by using electrical effects in combination with convection
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/003—Small self-contained devices, e.g. portable
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/44—Sample treatment involving radiation, e.g. heat
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Microbiology (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electromagnetism (AREA)
- Biotechnology (AREA)
- Immunology (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Biomedical Technology (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Molecular Biology (AREA)
- Clinical Laboratory Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Control Of High-Frequency Heating Circuits (AREA)
- Electric Ovens (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/704,774 USRE34373E (en) | 1982-09-08 | 1991-05-23 | Microwave heating apparatus for laboratory analyses |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US41601182A | 1982-09-08 | 1982-09-08 | |
US3190687A | 1987-03-30 | 1987-03-30 | |
US07/704,774 USRE34373E (en) | 1982-09-08 | 1991-05-23 | Microwave heating apparatus for laboratory analyses |
Related Parent Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US3190687A Continuation | 1982-09-08 | 1987-03-30 | |
US07/189,727 Reissue US4835354A (en) | 1987-03-30 | 1988-05-03 | Microwave heating apparatus for laboratory analyses |
Publications (1)
Publication Number | Publication Date |
---|---|
USRE34373E true USRE34373E (en) | 1993-09-07 |
Family
ID=27363975
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US07/704,774 Expired - Lifetime USRE34373E (en) | 1982-09-08 | 1991-05-23 | Microwave heating apparatus for laboratory analyses |
Country Status (1)
Country | Link |
---|---|
US (1) | USRE34373E (en) |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5558029A (en) * | 1994-12-14 | 1996-09-24 | Barnstead/Thermlyne Corporation | Ashing furnace and method |
WO1999061878A2 (en) * | 1998-05-27 | 1999-12-02 | Denver Instrument Company | A microwave moisture analyzer: apparatus and method |
US6000935A (en) | 1997-02-21 | 1999-12-14 | Troxler Electronic Laboratories, Inc | Adjustable apparatus for pyrolysis of a composite material and method of calibration therefor |
US6092924A (en) | 1998-02-10 | 2000-07-25 | Denver Instrument Company | Microwave moisture analyzer: apparatus and method |
US6207462B1 (en) * | 1998-03-20 | 2001-03-27 | Cem Corporation | Microwave apparatus and method for analysis of asphalt-aggregate compositions |
US6246038B1 (en) | 1997-09-15 | 2001-06-12 | Cem Limited, Llc | Pressure sensing reaction vessel for microwave assisted chemistry |
US6329645B2 (en) | 2000-03-03 | 2001-12-11 | Ted Pella, Inc. | Apparatus for dampening standing wave pattern generation in microwave oven |
US20040016752A1 (en) * | 2001-12-28 | 2004-01-29 | Glenn Ratificar | Solder reflow with microwave energy |
WO2007062180A1 (en) * | 2005-11-23 | 2007-05-31 | The Sherwin-Williams Company | System and method to control energy input to a material |
US20080016629A1 (en) * | 2004-11-30 | 2008-01-24 | Analyses Mesures Pollutions (A.M.P.) | Continuous Textile Converting Method and Installation Therefor |
US20090218337A1 (en) * | 2008-03-03 | 2009-09-03 | Lee Fang | Microwave oven with rotary cooking apparatus |
US20110036705A1 (en) * | 2009-08-14 | 2011-02-17 | Barclay David A | Pressure stepped microwave assisted digestion |
Citations (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2716694A (en) * | 1951-06-16 | 1955-08-30 | Gen Electric | Combination electric and ultra-high frequency heating apparatus |
US3463894A (en) * | 1966-07-08 | 1969-08-26 | Canadian Patents Dev | Microwave drying system using phase shifters |
US3566066A (en) * | 1968-08-30 | 1971-02-23 | Dunlop Co Ltd | Apparatus for heating articles |
US3673370A (en) * | 1970-04-03 | 1972-06-27 | Cryodry Corp | Microwave applicator system with cylindrical resonant cavity |
US3676058A (en) * | 1970-05-25 | 1972-07-11 | Gray Ind Inc | Microwave treating apparatus and method |
US3806837A (en) * | 1972-12-14 | 1974-04-23 | Microwave Ass | Plug-in high-power waveguide junction circulator |
US3973101A (en) * | 1974-05-31 | 1976-08-03 | Andre Bosse | Electric air heating furnace |
US4115678A (en) * | 1976-02-26 | 1978-09-19 | Hitachi Heating Appliances Co., Ltd. | Microwave oven |
US4158759A (en) * | 1977-09-16 | 1979-06-19 | Teccor Electronics, Inc. | Microwave oven control system |
US4210795A (en) * | 1978-11-30 | 1980-07-01 | Litton Systems, Inc. | System and method for regulating power output in a microwave oven |
US4255639A (en) * | 1976-04-29 | 1981-03-10 | Sharp Kabushiki Kaisha | Microwave oven with a programmable digital control circuit |
JPS5649821A (en) * | 1979-09-29 | 1981-05-06 | Toshiba Corp | High frequency heater |
US4276462A (en) * | 1978-01-02 | 1981-06-30 | Husqvarna Aktiebolag | Microwave heating apparatus |
US4308445A (en) * | 1980-01-14 | 1981-12-29 | Whirlpool Corporation | Controlled movable support for microwave oven |
US4517430A (en) * | 1983-05-10 | 1985-05-14 | Gca Corporation | Microwave heating device with constant temperature control of the magnetron |
US4625089A (en) * | 1985-11-07 | 1986-11-25 | Gics Paul W | Water load container device for a microwave heat applicator |
-
1991
- 1991-05-23 US US07/704,774 patent/USRE34373E/en not_active Expired - Lifetime
Patent Citations (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2716694A (en) * | 1951-06-16 | 1955-08-30 | Gen Electric | Combination electric and ultra-high frequency heating apparatus |
US3463894A (en) * | 1966-07-08 | 1969-08-26 | Canadian Patents Dev | Microwave drying system using phase shifters |
US3566066A (en) * | 1968-08-30 | 1971-02-23 | Dunlop Co Ltd | Apparatus for heating articles |
US3673370A (en) * | 1970-04-03 | 1972-06-27 | Cryodry Corp | Microwave applicator system with cylindrical resonant cavity |
US3676058A (en) * | 1970-05-25 | 1972-07-11 | Gray Ind Inc | Microwave treating apparatus and method |
US3806837A (en) * | 1972-12-14 | 1974-04-23 | Microwave Ass | Plug-in high-power waveguide junction circulator |
US3973101A (en) * | 1974-05-31 | 1976-08-03 | Andre Bosse | Electric air heating furnace |
US4115678A (en) * | 1976-02-26 | 1978-09-19 | Hitachi Heating Appliances Co., Ltd. | Microwave oven |
US4255639A (en) * | 1976-04-29 | 1981-03-10 | Sharp Kabushiki Kaisha | Microwave oven with a programmable digital control circuit |
US4158759A (en) * | 1977-09-16 | 1979-06-19 | Teccor Electronics, Inc. | Microwave oven control system |
US4276462A (en) * | 1978-01-02 | 1981-06-30 | Husqvarna Aktiebolag | Microwave heating apparatus |
US4210795A (en) * | 1978-11-30 | 1980-07-01 | Litton Systems, Inc. | System and method for regulating power output in a microwave oven |
JPS5649821A (en) * | 1979-09-29 | 1981-05-06 | Toshiba Corp | High frequency heater |
US4308445A (en) * | 1980-01-14 | 1981-12-29 | Whirlpool Corporation | Controlled movable support for microwave oven |
US4517430A (en) * | 1983-05-10 | 1985-05-14 | Gca Corporation | Microwave heating device with constant temperature control of the magnetron |
US4625089A (en) * | 1985-11-07 | 1986-11-25 | Gics Paul W | Water load container device for a microwave heat applicator |
Cited By (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5799596A (en) * | 1994-12-14 | 1998-09-01 | Barnstead/Thermolyne Corporation | Ashing furnace and method |
US5558029A (en) * | 1994-12-14 | 1996-09-24 | Barnstead/Thermlyne Corporation | Ashing furnace and method |
US6000935A (en) | 1997-02-21 | 1999-12-14 | Troxler Electronic Laboratories, Inc | Adjustable apparatus for pyrolysis of a composite material and method of calibration therefor |
US6246038B1 (en) | 1997-09-15 | 2001-06-12 | Cem Limited, Llc | Pressure sensing reaction vessel for microwave assisted chemistry |
US6092924A (en) | 1998-02-10 | 2000-07-25 | Denver Instrument Company | Microwave moisture analyzer: apparatus and method |
US6207462B1 (en) * | 1998-03-20 | 2001-03-27 | Cem Corporation | Microwave apparatus and method for analysis of asphalt-aggregate compositions |
US7148455B2 (en) | 1998-05-27 | 2006-12-12 | Denver Instrument Company | Microwave moisture analyzer: apparatus and method |
WO1999061878A2 (en) * | 1998-05-27 | 1999-12-02 | Denver Instrument Company | A microwave moisture analyzer: apparatus and method |
WO1999061878A3 (en) * | 1998-05-27 | 2000-03-09 | Denver Instr Co | A microwave moisture analyzer: apparatus and method |
US6247246B1 (en) | 1998-05-27 | 2001-06-19 | Denver Instrument Company | Microwave moisture analyzer: apparatus and method |
US6329645B2 (en) | 2000-03-03 | 2001-12-11 | Ted Pella, Inc. | Apparatus for dampening standing wave pattern generation in microwave oven |
US20040016752A1 (en) * | 2001-12-28 | 2004-01-29 | Glenn Ratificar | Solder reflow with microwave energy |
US7199342B2 (en) * | 2001-12-28 | 2007-04-03 | Intel Corporation | Self-aligned mechanical joint between die and substrate exposed to mixed microwave energy |
US20080016629A1 (en) * | 2004-11-30 | 2008-01-24 | Analyses Mesures Pollutions (A.M.P.) | Continuous Textile Converting Method and Installation Therefor |
AU2005311169B2 (en) * | 2004-11-30 | 2011-06-16 | Analyses Mesures Pollutions (A.M.P.) | Continuous textile converting method and installation therefor |
WO2007062180A1 (en) * | 2005-11-23 | 2007-05-31 | The Sherwin-Williams Company | System and method to control energy input to a material |
US20090218337A1 (en) * | 2008-03-03 | 2009-09-03 | Lee Fang | Microwave oven with rotary cooking apparatus |
US8847131B2 (en) | 2008-03-03 | 2014-09-30 | Lee Fang | Microwave oven with rotary cooking apparatus |
US20110036705A1 (en) * | 2009-08-14 | 2011-02-17 | Barclay David A | Pressure stepped microwave assisted digestion |
US9237608B2 (en) | 2009-08-14 | 2016-01-12 | Cem Corporation | Pressure stepped microwave assisted digestion |
US9943823B2 (en) | 2009-08-14 | 2018-04-17 | Cem Corporation | Pressure stepped microwave assisted digestion |
US10067043B2 (en) | 2009-08-14 | 2018-09-04 | Cem Corporation | Pressure stepped microwave assisted digestion |
US10527530B2 (en) | 2009-08-14 | 2020-01-07 | Cem Corporation | Pressure stepped microwave assisted digestion |
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Legal Events
Date | Code | Title | Description |
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FPAY | Fee payment |
Year of fee payment: 8 |
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FEPP | Fee payment procedure |
Free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY |
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AS | Assignment |
Owner name: BANC OF AMERICA COMMERCIAL FINANCE CORPORATION, AS Free format text: NOTICE OF GRANT OF SECURITY INTEREST;ASSIGNOR:CEM LIMITED, LLC;REEL/FRAME:010892/0430 Effective date: 20000531 |
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