发明名称 |
A NOVEL HIGH PRESSURE HIGH TEMPERATURE (HPHT) AQUEOUS DRILLING MUD COMPOSITION AND PROCESS FOR PREPARING THE SAME |
摘要 |
<p>What is described herein is an aqueous high-temperature high-pressure (HTHP) stable drilling mud composition comprising (i) about 20 wt. % to about 80 wt. % of 0- 60% w/w brine solution; (ii) about 0.1 wt. % to about 3 wt. % of butylated reaction product of p-cresol and dicyclopentadiene, a polymeric hindered phenol based antioxidant; (iii) about 0.1 wt. % to about 10.0 wt. % of triethanol amine, a chelating agent; (iv) (a) about 0.1 wt. % to about 10 wt. % of rheology modifier (RM); and/or (b) about 0.5 wt. % to about 30 wt. % of fluid loss additive (FLA); (v) about 20 wt. % to about 80 wt. % of weighting agent; (vi) about 0 wt. % to about 20 wt. % of drilling solid; and (vii) about 0 wt. % to about 50 wt% of water.</p> |
申请公布号 |
WO2014133824(A1) |
申请公布日期 |
2014.09.04 |
申请号 |
WO2014US16835 |
申请日期 |
2014.02.18 |
申请人 |
ISP INVESTMENTS INC. |
发明人 |
WANG, JANICE JIANZHAO;ZHENG, JUN;MELBOUCI, MOHAND |
分类号 |
C09K8/24 |
主分类号 |
C09K8/24 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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