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1. (WO2019031613) DIVERTING AGENT AND METHOD USING SAME FOR FILLING CRACK OF WINZE
Latest bibliographic data on file with the International BureauSubmit observation

Pub. No.: WO/2019/031613 International Application No.: PCT/JP2018/030142
Publication Date: 14.02.2019 International Filing Date: 10.08.2018
IPC:
C09K 8/506 (2006.01) ,C08F 8/00 (2006.01) ,C08F 8/12 (2006.01) ,C08F 16/06 (2006.01) ,C09K 8/68 (2006.01) ,E21B 43/267 (2006.01)
C CHEMISTRY; METALLURGY
09
DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
K
MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
8
Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
50
Compositions for plastering borehole walls, i.e. compositions for temporary consolidation of borehole walls
504
Compositions based on water or polar solvents
506
containing organic compounds
C CHEMISTRY; METALLURGY
08
ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
F
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
8
Chemical modification by after-treatment
C CHEMISTRY; METALLURGY
08
ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
F
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
8
Chemical modification by after-treatment
12
Hydrolysis
C CHEMISTRY; METALLURGY
08
ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
F
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
16
Homopolymers or 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 an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical
02
by an alcohol radical
04
Acyclic compounds
06
Polyvinyl alcohol
C CHEMISTRY; METALLURGY
09
DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
K
MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
8
Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
60
Compositions for stimulating production by acting on the underground formation
62
Compositions for forming crevices or fractures
66
Compositions based on water or polar solvents
68
containing organic compounds
E FIXED CONSTRUCTIONS
21
EARTH OR ROCK DRILLING; MINING
B
EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
43
Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
25
Methods for stimulating production
26
by forming crevices or fractures
267
reinforcing fractures by propping
Applicants:
三菱ケミカル株式会社 MITSUBISHI CHEMICAL CORPORATION [JP/JP]; 東京都千代田区丸の内一丁目1番1号 1-1, Marunouchi 1-chome, Chiyoda-ku, Tokyo 1008251, JP
Inventors:
▲辻▼ 和俊 TSUJI Kazutoshi; JP
酒井 紀人 SAKAI Norihito; JP
藤田 智也 FUJITA Tomoya; JP
坂 隆裕 SAKA Takahiro; JP
風呂 千津子 FURO Chizuko; JP
Agent:
特許業務法人栄光特許事務所 EIKOH PATENT FIRM, P.C.; 東京都港区西新橋一丁目7番13号 虎ノ門イーストビルディング10階 Toranomon East Bldg. 10F, 7-13, Nishi-Shimbashi 1-chome, Minato-ku, Tokyo 1050003, JP
Priority Data:
2017-15504010.08.2017JP
2017-25484228.12.2017JP
2017-25484328.12.2017JP
Title (EN) DIVERTING AGENT AND METHOD USING SAME FOR FILLING CRACK OF WINZE
(FR) AGENT DE DÉVIATION ET PROCÉDÉ UTILISANT CELUI-CI POUR REMPLIR UNE FISSURE DE DESCENTE
(JA) ダイバーティングエージェント及びこれを用いた坑井の亀裂の閉塞方法
Abstract:
(EN) The present invention addresses the problem of providing a diverting agent which gradually dissolves in water. The present invention pertains to a diverting agent containing a polyvinyl alcohol resin, and a method for blocking a crack using the diverting agent.
(FR) La présente invention aborde le problème de la fourniture d'un agent de déviation qui se dissout progressivement dans l'eau. La présente invention concerne un agent de déviation contenant une résine d'alcool polyvinylique, et un procédé de blocage d'une fissure à l'aide de l'agent de déviation.
(JA) 本発明は、水に徐々に溶解するダイバーティングエージェントを提供することを解決すべき課題としている。本発明は、ポリビニルアルコール系樹脂を含有する、ダイバーティングエージェント、及び該ダイバーティングエージェントを用いて亀裂を閉塞させる方法に関する。
Designated States: AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW
African Regional Intellectual Property Organization (ARIPO) (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, RU, TJ, TM)
European Patent Office (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
Publication Language: Japanese (JA)
Filing Language: Japanese (JA)