C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 8/34 (2006.01) C09K 8/524 (2006.01) E21B 21/00 (2006.01)
Patent
CA 2478622
A method of forming bore holes in conventional and non-conventional hydrocarbon deposits, comprising the steps of circulating a drilling fluid through the bore hole during the drilling thereof, the drilling fluid being oil based.
Jeanson David Roger
Kovacs Ross
Leblanc Aline
Marangoni Daniel Gerard
Moffat & Co.
Newpark Canada Inc.
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