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on 20 Sep 2000
TECHNIFLUIDS/NMC INC.
519641 · 02 Apr 1984
001
Oil and gas well drilling fluid additives.
on 21 Jun 1985
TECHNIFLUIDS A DIVISION OF TRANS-CANADA RESOURCES LTD.
514549 · 30 Dec 1983
001
Oil and gas well drilling fluid additives.
on 06 Sep 2000
TECHNIFLUIDS/NMC INC.
515098 · 12 Jan 1984
001
Oil and gas well drilling fluid additives.
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