Downhole drilling spotting fluid composition and method

Details Downhole drilling spotting fluid composition and method Downhole drilling spotting fluid composition and method

1992-03-10

1994-09-06

Geist, Gary

Earth boring, well treating, and oil field chemistry

Earth boring

Contains organic component

C09K 702

Patent

active

053448170

ABSTRACT:
An aqueous-based composition comprising a glycerophosphoric acid ester and a diacetyltartaric acid ester of mono and/or diglycerides when combined with viscosifier, sealant and weighting agent is suitable for use as a spotting fluid for downhole drilling operations for releasing stuck drill string. The present invention also enhances drill fluid lubricity, is nontoxic to marine life, non-polluting and may be safely disposed of in off-shore waters.

REFERENCES:
patent: 2345388 (1944-03-01), Ericks et al.
patent: 2357497 (1944-09-01), Bond
patent: 2661334 (1953-12-01), Lummus
patent: 2885358 (1959-05-01), Reddie
patent: 2986516 (1961-05-01), Reddie
patent: 4323124 (1982-04-01), Swan
patent: 4737295 (1988-04-01), Cowan et al.
patent: 4843048 (1989-06-01), House et al.
patent: 4964615 (1990-10-01), Mueller et al.
patent: 5002672 (1991-03-01), Hayes et al.
patent: 5127475 (1992-07-01), Hayes et al.

Affiliated with

Also associated with

Rating

Downhole drilling spotting fluid composition and method does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Downhole drilling spotting fluid composition and method, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Downhole drilling spotting fluid composition and method will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1329564