DE3671025D1 - Hydrophobe assoziative zusammensetzung, die ein polymer eines wasserloeslichen monomers und ein amphiphilisches monomer enthaelt. - Google Patents

Hydrophobe assoziative zusammensetzung, die ein polymer eines wasserloeslichen monomers und ein amphiphilisches monomer enthaelt.

Info

Publication number
DE3671025D1
DE3671025D1 DE8686116539T DE3671025T DE3671025D1 DE 3671025 D1 DE3671025 D1 DE 3671025D1 DE 8686116539 T DE8686116539 T DE 8686116539T DE 3671025 T DE3671025 T DE 3671025T DE 3671025 D1 DE3671025 D1 DE 3671025D1
Authority
DE
Germany
Prior art keywords
water
soluble
monomer
thickening
aqueous
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 - Fee Related
Application number
DE8686116539T
Other languages
English (en)
Inventor
Phung K Van
Syamalarao Evani
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.)
Dow Chemical Co
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Application granted granted Critical
Publication of DE3671025D1 publication Critical patent/DE3671025D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • C09K8/60—Compositions for stimulating production by acting on the underground formation
    • C09K8/62—Compositions for forming crevices or fractures
    • C09K8/66—Compositions based on water or polar solvents
    • C09K8/68—Compositions based on water or polar solvents containing organic compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/04—Acids; Metal salts or ammonium salts thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F222/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical and containing at least one other carboxyl radical in the molecule; Salts, anhydrides, esters, amides, imides, or nitriles thereof
    • C08F222/10—Esters
    • C08F222/12—Esters of phenols or saturated alcohols
    • 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
    • C09K8/58—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids
    • C09K8/588—Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids characterised by the use of specific polymers
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M173/00—Lubricating compositions containing more than 10% water
    • C10M173/02—Lubricating compositions containing more than 10% water not containing mineral or fatty oils
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2201/00—Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/02—Water
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/02—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
    • C10M2209/104—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing two carbon atoms only
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2209/00—Organic macromolecular compounds containing oxygen as ingredients in lubricant compositions
    • C10M2209/10—Macromolecular compoundss obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2209/103—Polyethers, i.e. containing di- or higher polyoxyalkylene groups
    • C10M2209/109—Polyethers, i.e. containing di- or higher polyoxyalkylene groups esterified
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2217/02—Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M2217/024—Macromolecular compounds obtained from nitrogen containing monomers by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to an amido or imido group
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2217/00—Organic macromolecular compounds containing nitrogen as ingredients in lubricant compositions
    • C10M2217/06—Macromolecular compounds obtained by functionalisation op polymers with a nitrogen containing compound
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2221/00—Organic macromolecular compounds containing sulfur, selenium or tellurium as ingredients in lubricant compositions
    • C10M2221/02—Macromolecular compounds obtained by reactions of monomers involving only carbon-to-carbon unsaturated bonds
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2225/00—Organic macromolecular compounds containing phosphorus as ingredients in lubricant compositions
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2225/00—Organic macromolecular compounds containing phosphorus as ingredients in lubricant compositions
    • C10M2225/02—Macromolecular compounds from phosphorus-containg monomers, obtained by reactions involving only carbon-to-carbon unsaturated bonds
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2020/00—Specified physical or chemical properties or characteristics, i.e. function, of component of lubricating compositions
    • C10N2020/01—Physico-chemical properties
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00—Specified use or application for which the lubricating composition is intended
    • C10N2040/08—Hydraulic fluids, e.g. brake-fluids
    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2050/00—Form in which the lubricant is applied to the material being lubricated
    • C10N2050/01—Emulsions, colloids, or micelles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Medicinal Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Lubricants (AREA)
  • Dental Preparations (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)
  • Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
DE8686116539T 1985-12-02 1986-11-28 Hydrophobe assoziative zusammensetzung, die ein polymer eines wasserloeslichen monomers und ein amphiphilisches monomer enthaelt. Expired - Fee Related DE3671025D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US80375685A 1985-12-02 1985-12-02

Publications (1)

Publication Number Publication Date
DE3671025D1 true DE3671025D1 (de) 1990-06-13

Family

ID=25187357

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686116539T Expired - Fee Related DE3671025D1 (de) 1985-12-02 1986-11-28 Hydrophobe assoziative zusammensetzung, die ein polymer eines wasserloeslichen monomers und ein amphiphilisches monomer enthaelt.

Country Status (10)

Country Link
EP (1) EP0226097B1 (de)
JP (1) JPS62156184A (de)
AT (1) ATE52521T1 (de)
AU (1) AU599615B2 (de)
CA (1) CA1270996A (de)
DE (1) DE3671025D1 (de)
DK (1) DK171993B1 (de)
ES (1) ES2015253B3 (de)
FI (1) FI864925A (de)
NO (1) NO168047C (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU6399596A (en) * 1995-06-30 1997-02-05 Gel Sciences, Inc. Drilling compositions and methods
US5888943A (en) * 1995-06-30 1999-03-30 Baroid Drilling Fluids, Inc. Drilling compositions and methods
EP1885679B1 (de) 2005-05-31 2012-06-20 Rhodia, Inc. Zusammensetzungen mit rheologiemodifikatoren für hydrophobisch alkalilösliche emulsionen
JP2010065202A (ja) * 2008-09-12 2010-03-25 Mie Univ 両親媒性イタコン酸エステル及びその重合体
WO2011100071A1 (en) 2010-02-12 2011-08-18 Rhodia Operations Rheology modifier polymer
US9080135B2 (en) 2010-02-12 2015-07-14 Rhodia Operations Compositions with freeze thaw stability
CN102858883B (zh) 2010-02-12 2015-09-09 罗地亚管理公司 流变改进剂组合物及其使用方法
CA2789831A1 (en) * 2010-03-15 2011-09-22 S.P.C.M. Sa Enhanced oil recovery process using water soluble polymers having improved shear resistance
MX2013005696A (es) * 2010-11-24 2013-07-05 Basf Se Proceso para la produccion de aceite mineral utilizando copolimeros de asociacion hidrofobica.
US20130087340A1 (en) * 2011-01-13 2013-04-11 Conocophillips Company Chemomechanical treatment fluids and methods of use
BR112015014947A2 (pt) 2012-12-21 2017-07-11 Rhodia Operations composições com copolímero responsivo ao ph contendo maep e/ou mahp e métodos de uso das mesmas
BR112015014948A8 (pt) 2012-12-21 2019-10-15 Rhodia Operations polímero que é um aditivo anti-sedimentação ou um espessante hase, composição aquosa, processo para inibição da sedimentação de partículas em composição aquosa e processo para espessamento de emulsão aquosa
RU2673342C2 (ru) 2013-02-19 2018-11-26 Джонсон энд Джонсон Консьюмер Инк. Способы и композиции для улучшения внешнего вида и формирования рубцовой ткани
US11469407B2 (en) 2018-12-20 2022-10-11 Ppg Industries Ohio, Inc. Battery electrode coatings applied by waterborne electrodeposition
US11355741B2 (en) 2018-12-20 2022-06-07 Ppg Industries Ohio, Inc. Battery electrode coatings applied by waterborne electrodeposition
CN113710423A (zh) 2019-04-16 2021-11-26 3M创新有限公司 磨料制品及其制备方法
US11611062B2 (en) 2019-04-26 2023-03-21 Ppg Industries Ohio, Inc. Electrodepositable battery electrode coating compositions having coated active particles
CN111253517A (zh) * 2020-01-18 2020-06-09 长江大学 一种丙烯酰胺共聚物及其制备方法及应用
US11482696B2 (en) 2020-02-26 2022-10-25 Ppg Industries Ohio, Inc. Method of coating an electrical current collector and electrodes resulting therefrom
US12076414B2 (en) 2020-04-23 2024-09-03 Johnson & Johnson Consumer Inc. Methods and compositions inhibiting enveloped viruses using high molecular weight hydrophobically modified alkali swellable emulsion polymers
US20210330701A1 (en) 2020-04-23 2021-10-28 Johnson & Johnson Consumer Inc. Methods and compositions for inhibiting enveloped viruses using high molecular weight hydrophobically modified alkali swellable emulsion polymers and surfactant
EP4188646A1 (de) 2020-07-28 2023-06-07 3M Innovative Properties Company Beschichteter schleifartikel und verfahren zur herstellung davon
EP4225532A1 (de) 2020-10-08 2023-08-16 3M Innovative Properties Company Beschichteter schleifartikel und verfahren zur herstellung davon
EP4225533A1 (de) 2020-10-09 2023-08-16 3M Innovative Properties Company Schleifartikel und verfahren zur herstellung davon
CN114437294B (zh) * 2020-11-05 2023-04-11 中国石油化工股份有限公司 表面活性聚合物及其制备方法和作为聚合物驱油剂的应用

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1182828B (de) * 1960-12-02 1964-12-03 Hoechst Ag Verfahren zur Herstellung wasserloeslicher Copolymerisate
US3551479A (en) * 1967-03-20 1970-12-29 Rohm & Haas Sulfonic alkylene esters of itaconic and alpha-methylene glutaric acids and homopolymers thereof
CA1259182A (en) * 1982-10-19 1989-09-12 G. Allan Stahl Drilling fluids
US4663385A (en) * 1982-11-17 1987-05-05 Rohm And Haas Process for thickening with copolymers of alkyl poly (oxyalkylene) itaconic di-esters

Also Published As

Publication number Publication date
DK580386D0 (da) 1986-12-02
CA1270996A (en) 1990-06-26
EP0226097B1 (de) 1990-05-09
NO864820D0 (no) 1986-12-01
EP0226097A2 (de) 1987-06-24
ES2015253B3 (es) 1990-08-16
JPS62156184A (ja) 1987-07-11
NO864820L (no) 1987-06-03
DK171993B1 (da) 1997-09-08
NO168047C (no) 1992-01-08
AU599615B2 (en) 1990-07-26
AU6572286A (en) 1987-06-04
DK580386A (da) 1987-06-03
ATE52521T1 (de) 1990-05-15
NO168047B (no) 1991-09-30
EP0226097A3 (en) 1987-08-12
FI864925A (fi) 1987-06-03
FI864925A0 (fi) 1986-12-02

Similar Documents

Publication Publication Date Title
DE3671025D1 (de) Hydrophobe assoziative zusammensetzung, die ein polymer eines wasserloeslichen monomers und ein amphiphilisches monomer enthaelt.
EP0044508B1 (de) Hochmolekular wasserlösliche Copolymerisate, ihre Herstellung und Verwendung
US4739834A (en) Controlled hydraulic fracturing via nonaqueous solutions containing low charge density polyampholytes
US4702319A (en) Enhanced oil recovery with hydrophobically associating polymers containing sulfonate functionality
RU2160759C2 (ru) Водный буровой или коллекторный раствор, способ бурения ствола скважины (варианты)
US4432881A (en) Water-dispersible hydrophobic thickening agent
US4505827A (en) Triblock polymers of the BAB type having hydrophobic association capabilities for rheological control in aqueous systems
US4728696A (en) Amphiphilic monomer and hydrophobe associative composition containing a polymer of a water-soluble monomer and said amphiphilic monomer
US4709759A (en) Enhanced oil recovery with hydrophobically associating polymers containing N-vinyl-pyrrolidone functionality
CA1073653A (en) Process for displacing fluid in a subterranean formation by means of a thickened aqueous solution
US4222881A (en) Oil recovery process involving the injection of thickened water
IT1186180B (it) Composizione associativa idrofoba contenente un polimero di un mono mero solubile-in-acqua e di un mono mero anfifilico
US4990270A (en) Water soluble graft copolymers of lignin methods of making the same and uses therefore
AR030020A1 (es) UNA COMPOSICION POLIMERICA, UN FLUIDO DE MANTENIMIENTO DE POZOS ACUOSOS, UN PROCESO PARA PREPARAR UNA COMPOSICIoN POLIMERICA ACUOSA Y UN METODO PARA LLEVAR A CABO OPERACIONES DE PERFORACION O DE MANTENIMIENTO DE POZOS.
US4997878A (en) Hydrophobically associating polymers containing dimethyl acrylamide functionality
EP0376758B1 (de) Hydrophob assoziierende Polymere
ATE79383T1 (de) Verwendung von wasserloeslichen polymeren in waesserigen bohr- und packerfluessigkeiten und als waschmittel-builder.
EP0106528B1 (de) Bohrflüssigkeiten auf Basis von sulfonierten thermoplastischen Polymeren, mit rheologischen Eigenschaften bei niedrigen Temperaturen
US5003000A (en) Hydrophobically associating polymers containing dimethyl acrylamide functionality
CA1077253A (en) Waterflooding process employing cationic-nonionic copolymers
US4981935A (en) Hydrophobically associating polymers containing dimethyl acrylamide functionality
US5116923A (en) Hydrophobically associating polymers containing dimethyl acrylamide functionality
US4963632A (en) Mixed micellar process for preparing hydrophobically associating polymers
USH495H (en) Drilling fluids based on hydrocarbon soluble polyampholytes
SU1218084A1 (ru) Состав дл изол ции водопритока в скважину

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee