WO1996029291A1 - Scale control in aqueous industrial systems - Google Patents
Scale control in aqueous industrial systems Download PDFInfo
- Publication number
- WO1996029291A1 WO1996029291A1 PCT/US1996/002698 US9602698W WO9629291A1 WO 1996029291 A1 WO1996029291 A1 WO 1996029291A1 US 9602698 W US9602698 W US 9602698W WO 9629291 A1 WO9629291 A1 WO 9629291A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- composition
- scales
- polyphosphate
- amount
- weight
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/086—Condensed phosphates
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/14—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus
- C02F5/145—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus combined with inorganic substances
Abstract
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8528431A JPH11502763A (en) | 1995-03-17 | 1996-03-15 | Scale control in aqueous industrial systems. |
SK1253-97A SK125397A3 (en) | 1995-03-17 | 1996-03-15 | Composition for preventing the formation of inorganic scales in an aqueous system |
EP96908554A EP0815060A1 (en) | 1995-03-17 | 1996-03-15 | Scale control in aqueous industrial systems |
BR9609078A BR9609078A (en) | 1995-03-17 | 1996-03-15 | Composition and method for controlling the formation of inorganic scales on surfaces in an aqueous system |
AU51760/96A AU5176096A (en) | 1995-03-17 | 1996-03-15 | Scale control in aqueous industrial systems |
MXPA/A/1997/007029A MXPA97007029A (en) | 1995-03-17 | 1997-09-12 | Control of adjustments in aqua industrial systems |
NO974279A NO974279D0 (en) | 1995-03-17 | 1997-09-16 | Coating control in aqueous industrial systems |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US40596295A | 1995-03-17 | 1995-03-17 | |
US08/405,962 | 1995-03-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1996029291A1 true WO1996029291A1 (en) | 1996-09-26 |
Family
ID=23605950
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1996/002698 WO1996029291A1 (en) | 1995-03-17 | 1996-03-15 | Scale control in aqueous industrial systems |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0815060A1 (en) |
JP (1) | JPH11502763A (en) |
AU (1) | AU5176096A (en) |
BR (1) | BR9609078A (en) |
CA (1) | CA2215395A1 (en) |
CZ (1) | CZ290697A3 (en) |
NO (1) | NO974279D0 (en) |
SK (1) | SK125397A3 (en) |
WO (1) | WO1996029291A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002083578A2 (en) * | 2001-04-16 | 2002-10-24 | Buckman Laboratories International, Inc. | Process and apparatus for the removal of scale build-up |
CN102165383A (en) * | 2008-07-30 | 2011-08-24 | 通用电气公司 | Proactive control system for industrial water systems |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004293028A (en) * | 2003-03-13 | 2004-10-21 | Hakuto Co Ltd | Scale inhibitor and scale inhibitory method for barium sulfate in water system |
JP5615049B2 (en) * | 2010-06-07 | 2014-10-29 | 伯東株式会社 | Barium sulfate scale prevention method |
JP5435080B2 (en) * | 2012-05-24 | 2014-03-05 | 栗田工業株式会社 | How to prevent scale |
JP6115730B2 (en) * | 2014-01-10 | 2017-04-19 | 住友金属鉱山株式会社 | Liquid analysis method, metal recovery method, and scale regeneration suppression method |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0122013A1 (en) * | 1983-03-07 | 1984-10-17 | Calgon Corporation | Polymeric additives for water |
US4600524A (en) * | 1983-12-08 | 1986-07-15 | W. R. Grace & Co. | Composition and method for inhibiting scale |
EP0267597A2 (en) * | 1986-11-13 | 1988-05-18 | The B.F. Goodrich Company | Calcium phosphonate scale inhibition |
EP0311072A2 (en) * | 1987-10-08 | 1989-04-12 | The B.F. Goodrich Company | Stabilization of metal ions and dispersion of particulates in aqueous systems |
US4834955A (en) * | 1988-04-26 | 1989-05-30 | Nalco Chemical Company | Chemical formulation and combined process for inhibiting deposition and corrosion in cooling water and gypsum scaling in flue gas desulfurization scrubber systems |
EP0451434A1 (en) * | 1990-04-13 | 1991-10-16 | Denac N.V. | Method for controlling deposits and corrosion in water treatment applications |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS53146279A (en) * | 1977-05-26 | 1978-12-20 | Kurita Water Ind Ltd | Corrosion, scale, and stain inhibitor in aqueous system |
DE9416521U1 (en) * | 1993-02-17 | 1995-05-24 | Nalco Chemie Gmbh Deutsche | Arrangement for preventing deposits in a building drainage system |
-
1996
- 1996-03-15 EP EP96908554A patent/EP0815060A1/en not_active Withdrawn
- 1996-03-15 BR BR9609078A patent/BR9609078A/en not_active IP Right Cessation
- 1996-03-15 JP JP8528431A patent/JPH11502763A/en not_active Ceased
- 1996-03-15 CZ CZ972906A patent/CZ290697A3/en unknown
- 1996-03-15 CA CA002215395A patent/CA2215395A1/en not_active Abandoned
- 1996-03-15 SK SK1253-97A patent/SK125397A3/en unknown
- 1996-03-15 WO PCT/US1996/002698 patent/WO1996029291A1/en not_active Application Discontinuation
- 1996-03-15 AU AU51760/96A patent/AU5176096A/en not_active Abandoned
-
1997
- 1997-09-16 NO NO974279A patent/NO974279D0/en unknown
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0122013A1 (en) * | 1983-03-07 | 1984-10-17 | Calgon Corporation | Polymeric additives for water |
US4600524A (en) * | 1983-12-08 | 1986-07-15 | W. R. Grace & Co. | Composition and method for inhibiting scale |
EP0267597A2 (en) * | 1986-11-13 | 1988-05-18 | The B.F. Goodrich Company | Calcium phosphonate scale inhibition |
EP0311072A2 (en) * | 1987-10-08 | 1989-04-12 | The B.F. Goodrich Company | Stabilization of metal ions and dispersion of particulates in aqueous systems |
US4834955A (en) * | 1988-04-26 | 1989-05-30 | Nalco Chemical Company | Chemical formulation and combined process for inhibiting deposition and corrosion in cooling water and gypsum scaling in flue gas desulfurization scrubber systems |
EP0451434A1 (en) * | 1990-04-13 | 1991-10-16 | Denac N.V. | Method for controlling deposits and corrosion in water treatment applications |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2002083578A2 (en) * | 2001-04-16 | 2002-10-24 | Buckman Laboratories International, Inc. | Process and apparatus for the removal of scale build-up |
WO2002083578A3 (en) * | 2001-04-16 | 2003-01-09 | Buckman Labor Inc | Process and apparatus for the removal of scale build-up |
US6716307B2 (en) | 2001-04-16 | 2004-04-06 | Buckman Laboratories International, Inc. | Process and system for the removal of scale build-up |
CN102165383A (en) * | 2008-07-30 | 2011-08-24 | 通用电气公司 | Proactive control system for industrial water systems |
Also Published As
Publication number | Publication date |
---|---|
BR9609078A (en) | 1999-02-02 |
JPH11502763A (en) | 1999-03-09 |
EP0815060A1 (en) | 1998-01-07 |
MX9707029A (en) | 1997-11-29 |
AU5176096A (en) | 1996-10-08 |
SK125397A3 (en) | 1998-02-04 |
CZ290697A3 (en) | 1998-03-18 |
NO974279L (en) | 1997-09-16 |
NO974279D0 (en) | 1997-09-16 |
CA2215395A1 (en) | 1996-09-26 |
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