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*VIS

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464339
EXPUNGED

on 22 Apr 1997

DF-VIS

TECHNIFLUIDS/NMC INC.

464339 · 22 Jan 1981

001

005

...

Organic polysaccharide used for viscosity control in petroleum well-dr...

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Technifluids/nmc inc. (1)

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Class 1 (1)

Class 5 (1)

Class 30 (1)

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