Use of selected oleophilic ethers in water-based drilling fluids of the o/w emulsion type and corresponding drilling fluids with improved ecological acceptability
A Standard patent application filed on 07 May 1990 credited to Muller, Heinz ; Herold, Claus-Peter ; Fues, Johann-Friedrich ; Stoll, Gerhard ; Jeschke, Rainer ; Von Tapavizca, Stephan

Details

Application number :

55654  

Application type :

Standard  

Application status :

CEASED  

Under opposition :

No  

Proceeding type :

 

Invention title :

Use of selected oleophilic ethers in water-based drilling fluids of the o/w emulsion type and corresponding drilling fluids with improved ecological acceptability  

Inventor :

Muller, Heinz ; Herold, Claus-Peter ; Fues, Johann-Friedrich ; Stoll, Gerhard ; Jeschke, Rainer ; Von Tapavizca, Stephan  

Agent name :

SPRUSON & FERGUSON  

Address for service :

GPO Box 3898 SYDNEY NSW 2001  

Filing date :

07 May 1990  

Associated companies :

 

Applicant name :

Cognis Deutschland GmbH & Co. KG  

Applicant address :

Henkelstrasse 67 D-40589 Dusseldorf Germany  

Old name :

Henkel Kommanditgesellschaft Auf Aktien  

Original Source :

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