Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component
Reexamination Certificate
2005-11-16
2009-12-08
Kugel, Timothy J. (Department: 1796)
Earth boring, well treating, and oil field chemistry
Earth boring
Contains organic component
C507S129000, C507S145000, C507S212000, C507S241000, C507S277000, C507S904000
Reexamination Certificate
active
07629296
ABSTRACT:
A process of preparing a well servicing fluid comprising viscosifying a heavy brine by contacting with a cationic polysaccharide and a composition thereof.
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Colaco Allwyn
Dahanayake Manilal S.
Kesavan Subramanian
Kugel Timothy J.
Rhodia Inc.
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