Earth boring – well treating – and oil field chemistry – Earth boring – Contains organic component
Patent
1994-08-16
1995-07-11
Tucker, Philip
Earth boring, well treating, and oil field chemistry
Earth boring
Contains organic component
C09K 702
Patent
active
054321522
ABSTRACT:
An environmentally friendly invert drilling fluid comprises a water-in-oil emulsion which includes (a) at least 50 volume percent of a low toxicity base oil, and (b) at least one additive selected from the group consisting of emulsifiers, viscosifiers, weighting agents, oil wetting agents and fluid loss preventing agents, at least about 25 volume percent of the base oil content of the drilling fluid being one or more linear alpha-olefins which have from about 14 to 30 carbon atoms.
REFERENCES:
patent: 2797196 (1957-06-01), Dunn et al.
patent: 2816073 (1957-12-01), Stratton
patent: 2943051 (1960-06-01), Lummus
patent: 3288715 (1966-11-01), Owens et al.
patent: 3775447 (1973-11-01), Andrews et al.
patent: 3878111 (1975-04-01), McGlothlin et al.
patent: 3948782 (1976-04-01), Dreher et al.
patent: 3970570 (1976-07-01), Pratt et al.
patent: 4498994 (1985-02-01), Heilweil
patent: 4508628 (1985-04-01), Walker et al.
patent: 4787990 (1988-11-01), Boyd
patent: 4996366 (1991-02-01), Tinucci et al.
patent: 5045219 (1991-09-01), Trahan et al.
patent: 5077067 (1991-12-01), Koyama et al.
patent: 5096883 (1992-03-01), Mercer et al.
patent: 5171903 (1992-12-01), Koyama et al.
patent: 5189012 (1993-02-01), Patel et al.
patent: 5250750 (1993-10-01), Shubkin et al.
U.S. Statutory Invention Registration No. H1000, Dec. 3, 1991, Patel et al.
Carpenter Joel F.
Dawson Raymond B.
Albemarle Corporation
Bunnell David M.
Tucker Philip
LandOfFree
Invert drilling fluid does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Invert drilling fluid, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Invert drilling fluid will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-503473