Global Patent Index - EP 0650514 A1

EP 0650514 A1 19950503 - EARTH SUPPORT FLUID COMPOSITION AND METHOD FOR ITS USE.

Title (en)

EARTH SUPPORT FLUID COMPOSITION AND METHOD FOR ITS USE.

Title (de)

FLÜSSIGKEITSZUSAMMENSETZUNG ZUR ERDEVERFERTIGUNG UND METHODE ZUR VERWENDUNG.

Title (fr)

COMPOSITION DE FLUIDE SERVANT DE SUPPORT DU SOL ET METHODE D'UTILISATION.

Publication

EP 0650514 A1 19950503 (EN)

Application

EP 93916876 A 19930629

Priority

  • US 9306231 W 19930629
  • US 91444192 A 19920715
  • US 2034593 A 19930219

Abstract (en)

[origin: WO9402567A1] This invention relates to a method for preparing an earth stabilization fluid, a method for using such an earth stabilization fluid and to the earth stabilization fluid itself. This invention uses a continuous phase that has been added to a borehole and a polymer material that forms gel masses having desired functional properties when added to the continuous phase.

IPC 1-7

C09K 7/02; C09K 7/00; E21B 43/02; E21B 43/25; C09K 17/00

IPC 8 full level

C09K 8/03 (2006.01); C09K 8/035 (2006.01); C09K 8/12 (2006.01); C09K 8/50 (2006.01); C09K 8/516 (2006.01); C09K 8/56 (2006.01); C09K 8/60 (2006.01); C09K 8/92 (2006.01); C09K 17/16 (2006.01); C09K 17/18 (2006.01); C09K 17/22 (2006.01)

CPC (source: EP)

C09K 8/5083 (2013.01); C09K 8/516 (2013.01); C09K 17/16 (2013.01); C09K 17/22 (2013.01)

Citation (search report)

See references of WO 9402567A1

Designated contracting state (EPC)

AT BE CH DE DK ES FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

WO 9402567 A1 19940203; AU 4658693 A 19940214; AU 687354 B2 19980226; EP 0650514 A1 19950503; JP H07509270 A 19951012; SG 52211 A1 19980928

DOCDB simple family (application)

US 9306231 W 19930629; AU 4658693 A 19930629; EP 93916876 A 19930629; JP 50448694 A 19930629; SG 1996000343 A 19930629