Non-damaging manganese tetroxide water-based drilling fluids

Details Non-damaging manganese tetroxide water-based drilling fluids Non-damaging manganese tetroxide water-based drilling fluids

2009-11-12

2010-06-08

Kugel, Timothy J. (Department: 1796)

Earth boring, well treating, and oil field chemistry

Earth boring

Contains organic component

C166S305100, C175S065000, C507S140000, C507S209000, C507S271000

Reexamination Certificate

active

07732379

ABSTRACT:
A water-based drilling fluid containing Mn3O4has been found to be effective in providing petroleum reservoirs with the ability to flow naturally and achieve a return permeability of 90% or greater without the need for acidizing treatments.

REFERENCES:
patent: 7618924 (2009-11-01), Al-Yami
patent: 2004/0209781 (2004-10-01), Harris
Ovind Svendsen et al., Use of a Novel Drill-In/Completion Fluid Based on Potassium Formate Brine on the First Open Hole Completion in the Guilfaks Field, SPE/IADC 29409, 1995.
D.J. Oakley et al., Innovative Drilling Fluid Design and Rigorous Pre-Well Planning Enable Success in an Extreme HTHP Well, IADC/SPE 62729, 2000.

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