NO941026D0 - Termisk stabil tiosulfat-hydroksyetylcellulosesuspensjon - Google Patents
Termisk stabil tiosulfat-hydroksyetylcellulosesuspensjonInfo
- Publication number
- NO941026D0 NO941026D0 NO941026A NO941026A NO941026D0 NO 941026 D0 NO941026 D0 NO 941026D0 NO 941026 A NO941026 A NO 941026A NO 941026 A NO941026 A NO 941026A NO 941026 D0 NO941026 D0 NO 941026D0
- Authority
- NO
- Norway
- Prior art keywords
- thiosulfate
- hydroxyethyl cellulose
- thermally stable
- cellulose suspension
- suspension
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
- C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/02—Well-drilling compositions
- C09K8/04—Aqueous well-drilling compositions
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/02—Well-drilling compositions
- C09K8/04—Aqueous well-drilling compositions
- C09K8/06—Clay-free compositions
- C09K8/08—Clay-free compositions containing natural organic compounds, e.g. polysaccharides, or derivatives thereof
- C09K8/10—Cellulose or derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
- C08J2301/08—Cellulose derivatives
- C08J2301/26—Cellulose ethers
- C08J2301/28—Alkyl ethers
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Dispersion Chemistry (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Detergent Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/043,681 US5407475A (en) | 1993-04-08 | 1993-04-08 | Thermally stable thiosulfate hydroxyethylcellulose suspension |
Publications (3)
Publication Number | Publication Date |
---|---|
NO941026D0 true NO941026D0 (no) | 1994-03-22 |
NO941026L NO941026L (no) | 1994-10-10 |
NO310929B1 NO310929B1 (no) | 2001-09-17 |
Family
ID=21928346
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO19941026A NO310929B1 (no) | 1993-04-08 | 1994-03-22 | Termisk stabil tiosulfat-hydroksyetylcellulosesuspensjon, fremgangsmate for fremstilling av suspensjonen, samt termiskstabilt oljeborefluid som inneholder suspensjonen |
Country Status (5)
Country | Link |
---|---|
US (1) | US5407475A (no) |
EP (1) | EP0619340B1 (no) |
CA (1) | CA2119097C (no) |
DE (1) | DE69416882T2 (no) |
NO (1) | NO310929B1 (no) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5514644A (en) * | 1993-12-14 | 1996-05-07 | Texas United Chemical Corporation | Polysaccharide containing fluids having enhanced thermal stability |
RU2131971C1 (ru) * | 1997-02-26 | 1999-06-20 | Институт химии нефти СО РАН | Состав для повышения нефтеотдачи пластов |
AT405833B (de) * | 1997-09-25 | 1999-11-25 | Cement Intellectual Property L | Verpumpbare bindemittelzusammensetzung sowie verfahren zu ihrer herstellung |
AU8352798A (en) * | 1998-07-29 | 2000-02-21 | Holderbank Financiere Glarus Ag | Method for producing a liquid additive on the basis of water-soluble, fine-grained polysaccharides, such as microbial or plant biopolymers and/or cellulose derivatives |
US20050250957A1 (en) * | 2003-11-07 | 2005-11-10 | Richard Haugland | Compounds containing thiosulfate moieties |
US20050101491A1 (en) * | 2003-11-11 | 2005-05-12 | Vollmer Daniel P. | Cellulosic suspensions employing alkali formate brines as carrier liquid |
CN101389729B (zh) * | 2006-02-23 | 2015-12-09 | 赫尔克里士公司 | 用于完井液和修井液的乙氧基化的原棉短绒 |
EP2121868B1 (en) * | 2007-03-09 | 2014-05-07 | Hercules Incorporated | Stable sodium thiosulfate based fluidized polymer suspensions of hydroxyethyl cellulose for oilfield services |
AR110876A1 (es) | 2016-04-14 | 2019-05-15 | Univar Usa Inc | Métodos y suspensiones acuosas reticulantes a base de borato térmicamente estables para el tratamiento de formaciones subterráneas |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE447906A (no) * | ||||
BE646136A (no) * | 1963-04-08 | 1964-07-31 | ||
JPS48103688A (no) * | 1972-04-13 | 1973-12-26 | ||
US3955998A (en) * | 1973-06-21 | 1976-05-11 | Phillips Petroleum Company | Aqueous gels for plugging fractures in subterranean formation and production of said aqueous gels |
US3964923A (en) * | 1975-01-13 | 1976-06-22 | Phillips Petroleum Company | Controlling permeability in subterranean formations |
US4110226A (en) * | 1977-02-02 | 1978-08-29 | Phillips Petroleum Company | Stabilized aqueous gels and uses thereof |
US4496468A (en) * | 1982-03-29 | 1985-01-29 | Nl Industries, Inc. | Hydrated hydroxyethyl cellulose compositions |
US5028263A (en) * | 1988-08-05 | 1991-07-02 | Aqualon Company | Suspension of water-soluble polymers in aqueous media containing dissolved salts |
-
1993
- 1993-04-08 US US08/043,681 patent/US5407475A/en not_active Expired - Lifetime
-
1994
- 1994-03-15 CA CA002119097A patent/CA2119097C/en not_active Expired - Fee Related
- 1994-03-22 NO NO19941026A patent/NO310929B1/no unknown
- 1994-04-07 EP EP94105371A patent/EP0619340B1/en not_active Expired - Lifetime
- 1994-04-07 DE DE69416882T patent/DE69416882T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
NO941026L (no) | 1994-10-10 |
DE69416882D1 (de) | 1999-04-15 |
CA2119097C (en) | 2004-08-24 |
NO310929B1 (no) | 2001-09-17 |
DE69416882T2 (de) | 1999-07-08 |
EP0619340A3 (en) | 1995-07-05 |
US5407475A (en) | 1995-04-18 |
EP0619340A2 (en) | 1994-10-12 |
EP0619340B1 (en) | 1999-03-10 |
CA2119097A1 (en) | 1994-10-09 |
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