NO324966B1 - Fluidtapskontrollmiddel og sementerende sammensetning for sementering av oljebronner som omfatter nevnte fluidtapskontrollmiddel - Google Patents

Fluidtapskontrollmiddel og sementerende sammensetning for sementering av oljebronner som omfatter nevnte fluidtapskontrollmiddel Download PDF

Info

Publication number: NO324966B1
Authority: NO; Norway
Prior art keywords: fluid loss; loss control; control agent; surfactant; less
Prior art date: 1997-02-12

Application number

NO19993858A

Other languages

English (en)

Norwegian (no)

Other versions

NO993858D0 (no

NO993858L (no

Inventor

Eric Moulin

Original Assignee

Sofitech Nv

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.)

1997-02-12

Filing date

1999-08-10

Publication date

2008-01-14

1999-08-10 Application filed by Sofitech Nv filed Critical Sofitech Nv

1999-08-10 Publication of NO993858D0 publication Critical patent/NO993858D0/no

1999-08-10 Publication of NO993858L publication Critical patent/NO993858L/no

2008-01-14 Publication of NO324966B1 publication Critical patent/NO324966B1/no

Links

239000003795 chemical substances by application Substances 0.000 title claims description 33
239000000203 mixture Substances 0.000 title claims description 33
239000003129 oil well Substances 0.000 title 1
239000004568 cement Substances 0.000 claims description 35
239000004372 Polyvinyl alcohol Substances 0.000 claims description 22
229920002451 polyvinyl alcohol Polymers 0.000 claims description 22
239000002270 dispersing agent Substances 0.000 claims description 21
239000004094 surface-active agent Substances 0.000 claims description 18
239000000654 additive Substances 0.000 claims description 15
229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 13
235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 13
WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 claims description 10
239000003208 petroleum Substances 0.000 claims description 8
239000000440 bentonite Substances 0.000 claims description 7
229910000278 bentonite Inorganic materials 0.000 claims description 7
SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 7
239000001267 polyvinylpyrrolidone Substances 0.000 claims description 7
SXRSQZLOMIGNAQ-UHFFFAOYSA-N Glutaraldehyde Chemical compound O=CCCCC=O SXRSQZLOMIGNAQ-UHFFFAOYSA-N 0.000 claims description 6
MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 6
125000000217 alkyl group Chemical group 0.000 claims description 6
230000000996 additive effect Effects 0.000 claims description 5
238000004132 cross linking Methods 0.000 claims description 5
229920000580 poly(melamine) Polymers 0.000 claims description 5
229920000417 polynaphthalene Polymers 0.000 claims description 5
XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 claims description 4
JXLHNMVSKXFWAO-UHFFFAOYSA-N azane;7-fluoro-2,1,3-benzoxadiazole-4-sulfonic acid Chemical compound N.OS(=O)(=O)C1=CC=C(F)C2=NON=C12 JXLHNMVSKXFWAO-UHFFFAOYSA-N 0.000 claims description 4
229920001577 copolymer Polymers 0.000 claims description 4
LEQAOMBKQFMDFZ-UHFFFAOYSA-N glyoxal Chemical group O=CC=O LEQAOMBKQFMDFZ-UHFFFAOYSA-N 0.000 claims description 4
239000000178 monomer Substances 0.000 claims description 4
150000001298 alcohols Chemical class 0.000 claims description 3
MGJKQDOBUOMPEZ-UHFFFAOYSA-N N,N'-dimethylurea Chemical compound CNC(=O)NC MGJKQDOBUOMPEZ-UHFFFAOYSA-N 0.000 claims description 2
OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 2
239000002253 acid Substances 0.000 claims description 2
125000003158 alcohol group Chemical group 0.000 claims description 2
CBMFIMRGALBISQ-UHFFFAOYSA-N bis(ethenyl) sulfate Chemical compound C=COS(=O)(=O)OC=C CBMFIMRGALBISQ-UHFFFAOYSA-N 0.000 claims description 2
150000001805 chlorine compounds Chemical class 0.000 claims description 2
125000005442 diisocyanate group Chemical group 0.000 claims description 2
229940015043 glyoxal Drugs 0.000 claims description 2
VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 claims description 2
239000011976 maleic acid Substances 0.000 claims description 2
235000006408 oxalic acid Nutrition 0.000 claims description 2
VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 2
150000007513 acids Chemical class 0.000 claims 1
UZRCGISJYYLJMA-UHFFFAOYSA-N phenol;styrene Chemical class OC1=CC=CC=C1.C=CC1=CC=CC=C1 UZRCGISJYYLJMA-UHFFFAOYSA-N 0.000 claims 1
-1 polyacrolein Chemical group 0.000 claims 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
239000000243 solution Substances 0.000 description 8
238000009472 formulation Methods 0.000 description 7
230000015572 biosynthetic process Effects 0.000 description 6
230000005012 migration Effects 0.000 description 6
238000013508 migration Methods 0.000 description 6
BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 6
UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 5
239000001110 calcium chloride Substances 0.000 description 5
229910001628 calcium chloride Inorganic materials 0.000 description 5
235000011148 calcium chloride Nutrition 0.000 description 5
238000005755 formation reaction Methods 0.000 description 5
229920001467 poly(styrenesulfonates) Polymers 0.000 description 5
229940006186 sodium polystyrene sulfonate Drugs 0.000 description 5
239000011398 Portland cement Substances 0.000 description 4
239000002518 antifoaming agent Substances 0.000 description 4
239000007788 liquid Substances 0.000 description 4
239000010755 BS 2869 Class G Substances 0.000 description 3
238000003756 stirring Methods 0.000 description 3
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
239000003431 cross linking reagent Substances 0.000 description 2
238000005553 drilling Methods 0.000 description 2
239000012530 fluid Substances 0.000 description 2
239000003921 oil Substances 0.000 description 2
239000002245 particle Substances 0.000 description 2
229920003023 plastic Polymers 0.000 description 2
239000004033 plastic Substances 0.000 description 2
238000000518 rheometry Methods 0.000 description 2
229920002554 vinyl polymer Polymers 0.000 description 2
IEORSVTYLWZQJQ-UHFFFAOYSA-N 2-(2-nonylphenoxy)ethanol Chemical compound CCCCCCCCCC1=CC=CC=C1OCCO IEORSVTYLWZQJQ-UHFFFAOYSA-N 0.000 description 1
239000002174 Styrene-butadiene Substances 0.000 description 1
239000013543 active substance Substances 0.000 description 1
238000013019 agitation Methods 0.000 description 1
239000007864 aqueous solution Substances 0.000 description 1
MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
238000010382 chemical cross-linking Methods 0.000 description 1
239000004927 clay Substances 0.000 description 1
229920006037 cross link polymer Polymers 0.000 description 1
238000006731 degradation reaction Methods 0.000 description 1
230000018044 dehydration Effects 0.000 description 1
238000006297 dehydration reaction Methods 0.000 description 1
230000008034 disappearance Effects 0.000 description 1
239000006185 dispersion Substances 0.000 description 1
239000007789 gas Substances 0.000 description 1
230000007062 hydrolysis Effects 0.000 description 1
238000006460 hydrolysis reaction Methods 0.000 description 1
125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
229910052500 inorganic mineral Inorganic materials 0.000 description 1
230000002045 lasting effect Effects 0.000 description 1
239000004816 latex Substances 0.000 description 1
229920000126 latex Polymers 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
239000011707 mineral Substances 0.000 description 1
235000010755 mineral Nutrition 0.000 description 1
238000002156 mixing Methods 0.000 description 1
239000002736 nonionic surfactant Substances 0.000 description 1
229920000847 nonoxynol Polymers 0.000 description 1
231100000252 nontoxic Toxicity 0.000 description 1
230000003000 nontoxic effect Effects 0.000 description 1
238000005457 optimization Methods 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
238000005086 pumping Methods 0.000 description 1
230000000630 rising effect Effects 0.000 description 1
239000007787 solid Substances 0.000 description 1
238000007711 solidification Methods 0.000 description 1
230000008023 solidification Effects 0.000 description 1
239000003381 stabilizer Substances 0.000 description 1
239000011115 styrene butadiene Substances 0.000 description 1
229920003048 styrene butadiene rubber Polymers 0.000 description 1
239000000126 substance Substances 0.000 description 1
238000003786 synthesis reaction Methods 0.000 description 1
230000009897 systematic effect Effects 0.000 description 1
231100000331 toxic Toxicity 0.000 description 1
230000002588 toxic effect Effects 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/16—Sulfur-containing compounds
- C04B24/161—Macromolecular compounds comprising sulfonate or sulfate groups
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C04B24/2652—Nitrogen containing polymers, e.g. polyacrylamides, polyacrylonitriles
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- 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
- C09K8/42—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells
- C09K8/46—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells containing inorganic binders, e.g. Portland cement
- 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
- C09K8/42—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells
- C09K8/46—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells containing inorganic binders, e.g. Portland cement
- C09K8/467—Compositions for cementing, e.g. for cementing casings into boreholes; Compositions for plugging, e.g. for killing wells containing inorganic binders, e.g. Portland cement containing additives for specific purposes
- C09K8/487—Fluid loss control additives; Additives for reducing or preventing circulation loss
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/46—Water-loss or fluid-loss reducers, hygroscopic or hydrophilic agents, water retention agents

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Ceramic Engineering (AREA)
Organic Chemistry (AREA)
Materials Engineering (AREA)
Life Sciences & Earth Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
Structural Engineering (AREA)
Inorganic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Curing Cements, Concrete, And Artificial Stone (AREA)
Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
Colloid Chemistry (AREA)

NO19993858A 1997-02-12 1999-08-10 Fluidtapskontrollmiddel og sementerende sammensetning for sementering av oljebronner som omfatter nevnte fluidtapskontrollmiddel NO324966B1 (no)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FR9701848A FR2759364B1 (fr)	1997-02-12	1997-02-12	Agents de controle du filtrat et compositions pour la cimentation de puits petrolier comportant ledit agent de controle du filtrat
PCT/EP1998/000774 WO1998035918A1 (fr)	1997-02-12	1998-02-11	Agents de lutte contre les pertes de fluide et compositions pour cimentation comprenant cet agent de lutte contre les pertes de fluide

Publications (3)

Publication Number	Publication Date
NO993858D0 NO993858D0 (no)	1999-08-10
NO993858L NO993858L (no)	1999-08-10
NO324966B1 true NO324966B1 (no)	2008-01-14

Family

ID=9503823

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO19993858A NO324966B1 (no)	1997-02-12	1999-08-10	Fluidtapskontrollmiddel og sementerende sammensetning for sementering av oljebronner som omfatter nevnte fluidtapskontrollmiddel

Country Status (10)

Country	Link
US (1)	US6180689B1 (fr)
EP (1)	EP0970026B1 (fr)
AR (1)	AR011662A1 (fr)
AU (1)	AU6621998A (fr)
CA (1)	CA2279955C (fr)
DE (1)	DE69805779T2 (fr)
DK (1)	DK0970026T3 (fr)
FR (1)	FR2759364B1 (fr)
NO (1)	NO324966B1 (fr)
WO (1)	WO1998035918A1 (fr)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2787105B1 (fr) *	1998-12-10	2001-12-21	Dowell Schlumberger Services	Compositions de cimentation et application de ces compositions pour la cimentation des puits petroliers ou analogues
FR2828484B1 (fr) *	2001-08-13	2004-12-10	Schlumberger Services Petrol	Additifs polymeres pour compositions de ciment destinees a ameliorer l'action interfaciale apres la prise
US6875729B2 (en) *	2002-06-04	2005-04-05	Halliburton Energy Services, Inc.	Sealing composition
US7786049B2 (en) *	2003-04-10	2010-08-31	Halliburton Energy Services, Inc.	Drilling fluids with improved shale inhibition and methods of drilling in subterranean formations
US6739806B1 (en) *	2003-06-13	2004-05-25	Halliburton Energy Services, Inc.	Cement compositions with improved fluid loss characteristics and methods of cementing in subterranean formations
US8466243B2 (en)	2003-07-11	2013-06-18	Sekisui Specialty Chemicals America, Llc	Vinyl alcohol copolymers for use in aqueous dispersions and melt extruded articles
US7399355B2 (en) *	2005-02-22	2008-07-15	Halliburton Energy Services, Inc.	Fluid loss control additive and cement compositions comprising same
US7067000B1 (en)	2005-02-22	2006-06-27	Halliburton Energy Services, Inc.	Methods of cementing using a fluid loss control additive
US7905287B2 (en) *	2005-04-19	2011-03-15	Halliburton Energy Services Inc.	Methods of using a polymeric precipitate to reduce the loss of fluid to a subterranean formation
US7943555B2 (en)	2005-04-19	2011-05-17	Halliburton Energy Services Inc.	Wellbore treatment kits for forming a polymeric precipitate to reduce the loss of fluid to a subterranean formation
US8455404B2 (en) *	2005-07-15	2013-06-04	Halliburton Energy Services, Inc.	Treatment fluids with improved shale inhibition and methods of use in subterranean operations
US7833945B2 (en) *	2005-07-15	2010-11-16	Halliburton Energy Services Inc.	Treatment fluids with improved shale inhibition and methods of use in subterranean operations
US7815731B2 (en)	2006-06-13	2010-10-19	Sekisui Specialty Chemicals America, Llc	Polyvinyl alcohol fluid loss additive with improved rheological properties
EP1939265A1 (fr) *	2006-12-27	2008-07-02	Services Pétroliers Schlumberger	Additif solide de prévention de la migration de gaz basé sur un micro-gel PVA réticulé pour des applications de cimentation
US8476203B2 (en)	2007-05-10	2013-07-02	Halliburton Energy Services, Inc.	Cement compositions comprising sub-micron alumina and associated methods
CN102562012B (zh) *	2010-12-27	2015-07-08	中国石油天然气股份有限公司	一种提高水驱开发普通稠油油藏采收率的方法
FR2986005B1 (fr) *	2012-01-25	2014-06-27	Rhodia Operations	Agents de controle du filtrat sous forme solide
US9321953B1 (en)	2013-11-22	2016-04-26	Fritz Industries, Inc.	Well cementing
US10005694B2 (en)	2014-10-31	2018-06-26	Rohm And Haas Company	Two component synthetic water retention agent and rheology modifier for use in cements, mortars and plasters
CN107848901A (zh) *	2014-10-31	2018-03-27	罗门哈斯公司	供用于水泥掺合物中的合成性保水剂与流变改性剂
WO2017099082A1 (fr) *	2015-12-09	2017-06-15	日本合成化学工業株式会社	Agent de mélange de ciment
US11535789B1 (en) *	2021-07-23	2022-12-27	Halliburton Energy Services, Inc.	Methods of making and using a high temperature cementitious composition
CN114231264B (zh) *	2022-01-14	2022-12-23	中国石油大学(华东)	一种煤层气井固井用耐冲刷型界面增强剂及制备方法和应用
CN115305070A (zh) *	2022-08-09	2022-11-08	中海油田服务股份有限公司	微凝胶防窜降失水剂及其制备方法和应用

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* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3994852A (en) *	1974-09-23	1976-11-30	Calgon Corporation	Low fluid loss cementing compositions containing polyvinylpyrrolidone-polyacrylamide triblock polymers and their use
JPS56155203A (en) *	1980-04-30	1981-12-01	Kuraray Co Ltd	Production of carboxyl group-containing polymer material
CA1258734A (fr) *	1984-06-25	1989-08-22	Roger C. Zillmer	Gel et methode permettant d'empecher les arrets de circulation et methode combinee pour recuperation amelioree
CA1282526C (fr) *	1984-06-25	1991-04-02	Burton B. Sandiford	Gel et methode de reduction du cheminement preferentiel de la vapeur
CA1244584A (fr) *	1984-06-25	1988-11-08	Chii-Shyoung Chiou	Gel partiellement prereticule pour freiner l'ecoulement d'un fluide
CA1254337A (fr) *	1984-06-25	1989-05-16	Burton B. Sandiford	Gel et methode de ralentissement d'ecoulement de liquide
US4590227A (en) *	1984-10-24	1986-05-20	Seitetsu Kagaku Co., Ltd.	Water-swellable elastomer composition
US4940090A (en) *	1989-05-11	1990-07-10	Mobil Oil Corporation	Organically crosslinked polyvinyl alcohol copolymeric gels for use under harsh reservoir conditions
US5100952A (en) *	1989-05-11	1992-03-31	Mobil Oil Corporation	Organically crosslinked polyvinyl alcohol copolymeric gels for use under harsh reservoir conditions
US5207831A (en) *	1989-06-08	1993-05-04	Shell Oil Company	Cement fluid loss reduction
US4896723A (en) *	1989-06-21	1990-01-30	Mobil Oil Corporation	Cross-linked polyvinyl alcohols and oil reservoir permeability control therewith
US5298070A (en) *	1990-11-09	1994-03-29	Shell Oil Company	Cement fluid loss reduction
US5246073A (en) *	1992-08-31	1993-09-21	Union Oil Company Of California	High temperature stable gels
FR2704219B1 (fr) *	1993-04-23	1995-06-09	Schlumberger Cie Dowell	Nouvel alcool polyvinylique (pva) reticule chimiquement, son procede de synthese et ses applications comme agent de controle du filtrat dans les fluides petroliers.

1997
- 1997-02-12 FR FR9701848A patent/FR2759364B1/fr not_active Expired - Fee Related
1998
- 1998-02-11 US US09/367,363 patent/US6180689B1/en not_active Expired - Lifetime
- 1998-02-11 AR ARP980100599A patent/AR011662A1/es active IP Right Grant
- 1998-02-11 DK DK98908088T patent/DK0970026T3/da active
- 1998-02-11 AU AU66219/98A patent/AU6621998A/en not_active Abandoned
- 1998-02-11 WO PCT/EP1998/000774 patent/WO1998035918A1/fr not_active Ceased
- 1998-02-11 DE DE69805779T patent/DE69805779T2/de not_active Expired - Lifetime
- 1998-02-11 EP EP98908088A patent/EP0970026B1/fr not_active Expired - Lifetime
- 1998-02-11 CA CA002279955A patent/CA2279955C/fr not_active Expired - Fee Related
1999
- 1999-08-10 NO NO19993858A patent/NO324966B1/no not_active IP Right Cessation

Also Published As

Publication number	Publication date
WO1998035918A1 (fr)	1998-08-20
EP0970026A1 (fr)	2000-01-12
FR2759364A1 (fr)	1998-08-14
FR2759364B1 (fr)	1999-03-26
US6180689B1 (en)	2001-01-30
DK0970026T3 (da)	2002-10-07
CA2279955A1 (fr)	1998-08-20
NO993858D0 (no)	1999-08-10
EP0970026B1 (fr)	2002-06-05
DE69805779D1 (de)	2002-07-11
AU6621998A (en)	1998-09-08
NO993858L (no)	1999-08-10
DE69805779T2 (de)	2003-01-30
AR011662A1 (es)	2000-08-30
CA2279955C (fr)	2007-08-07

Legal Events

Date	Code	Title	Description
2015-09-28	MM1K	Lapsed by not paying the annual fees

Publication	Publication Date	Title
NO324966B1 (no)	2008-01-14	Fluidtapskontrollmiddel og sementerende sammensetning for sementering av oljebronner som omfatter nevnte fluidtapskontrollmiddel
CA2231902C (fr)	2004-11-30	Compositions a base d'eau pour obturer des zones souterraines et methodes d'utilisation
US7438758B2 (en)	2008-10-21	Cement compositions comprising aromatic sulfonated polymers and methods of using the same
US8100180B2 (en)	2012-01-24	Method of servicing a wellbore with a sealant composition comprising solid latex
US7449062B2 (en)	2008-11-11	Cement compositions for reducing gas or water migration and methods of using the same
EP0864725B1 (fr)	2002-09-25	Compositions à base d'huile pour étanchéifier des zones souterraines
US6395853B1 (en)	2002-05-28	Water-soluble copolymers and their use for exploration and production of petroleum and natural gas
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