(19)
(11) EP 0 238 485 A1

(12)

(43) Date of publication:
30.09.1987 Bulletin 1987/40

(21) Application number: 85904941.0

(22) Date of filing: 30.09.1985
(51) International Patent Classification (IPC): 
C04B 28/ 26( . )
C09K 8/ 504( . )
C09K 8/ 46( . )
(86) International application number:
PCT/US1985/001865
(87) International publication number:
WO 1987/002093 (09.04.1987 Gazette 1987/08)
(84) Designated Contracting States:
DE FR GB IT NL

(71) Applicant: THE DOW CHEMICAL COMPANY
Midland Michigan 48640-1967 (US)

(72) Inventor:
  • EILERS, Louis, H.
    Inola, OK 74036 (US)

(74) Representative: Richebourg, Michel François 
Schlumberger Dowell Dowell Patent and Licensing Dept. 26, rue de la Cavée
F-92142 Clamart Cedex
F-92142 Clamart Cedex (FR)

   


(54) PROCESS FOR PLUGGING A SUBTERRANEAN FORMATION