1) aqueous claybased drilling fluid
水舱惩粱钻井液
2) water base mud
水基钻井液
1.
A KDF water base mud that could be used at high pressure high temperature conditions was designed for use in this well having elevated temperatures and high pressures.
针对莫深1井高温高压并存问题,成功研制出抗高温高密度KDF水基钻井液。
3) Water base drilling fluids
水基钻井液
1.
The titled ultra-concentrated AA/AM/AMPS tercopolymer inverse emulsion(IE) with white oil as dispersing medium can be used directly in water base drilling fluids as filtrate loss reducer.
所合成的AA/AM/AMPS三元共聚合超浓反相乳液以白油为外相,可直接用作水基钻井液的降滤失剂。
2.
The syntheses and properties of 4 environmentally safe solid additives for water base drilling fluids are introduced briefly and these are: modified natural macromolecular coating (inhibiting) agent IND30 and filtrate loss reducer NAT20; non-fluorescent "white asphalt" NFA25 (modified oily substances soluble partially in water and in oil); and powdered polyol PGCS1 (EO/PO copolymer).
简介了4种对环境无害的固态的水基钻井液处理剂的合成及性能:改性天然高分子类包被剂IND30和降滤失剂NAT20,无萤光白沥青NFA25(部分溶于水、部分溶于油的改性油类物质)及粉状聚合醇PGCS1(EO/PO共聚物)。
4) water base drilling fluid
水基钻井液
1.
The copolymer and 20 percent of t concentrated sulphuric acid react at 50℃ for 2 hrs to produce a sulfonated styrene/itaconic acid copolymer-viscosity reducer for water base drilling fluids SSHIA.
研究了水基钻井液降粘剂磺化苯乙烯-衣康酸共聚物的合成方法。
5) water-base drilling fluid
水基钻井液
1.
An environmentally safe water-base drilling fluid ULTRADRILL;
安全环保的新型水基钻井液ULTRADRILL
2.
Research on density of water-base drilling fluid at HTHP;
水基钻井液高温高压密度特性研究
3.
Although gas drilling increases ROP sharply in the process of drilling in Sichuan and Chongqing area and has been widely applied in the field of drilling,there appears widely serious destabilizing effect of borehole wall when bullheading conventional water-base drilling fluid after gas drilling,which results in frequent backreaming happened in long time and length.
气体钻井在川渝地区大幅度地提高了机械钻速,受到钻井界的青睐,但气体钻井结束替入常规水基钻井液后普遍出现了严重的井壁失稳难题,导致了长时间大段划眼复杂情况的频繁发生。
6) salt water drilling fluid
盐水钻井液
1.
In districts Hongze and Huaiyin of Jiangsu oil fields, where the reservoirs are > 5000 m in depth and of temperature ~ 80℃, severe corrosion problems are encountered with G105 steel drilling tools when using salt water drilling fluids (SWDFs).
江苏油田洪泽、淮阴地区井深超过500-米,地温80℃左右,使用盐水钻井液钻井时G105钢钻具腐蚀严重。
2.
In order to safe and fast drilling in creeping salt bed in S84 Well, some technological practices were adopted, such as unsaturated salt water drilling fluid system, measurement technique of formation creeping rate and homoion effect technique, which can solve some problems during drilling operations in creeping salt beds.
S8 4井在钻进过程中遇到塑性蠕动非常严重的盐膏层 ,为安全快速钻进 ,采取了应用欠饱和盐水钻井液体系、地层蠕动速率测定技术、同离子效应技术等工艺措施 ,较好地解决了该井盐膏层钻井存在的一些问题 ,为日后钻穿盐膏层提供了借
3.
Field applications of saturated salt water drilling fluid system show that this system can not only meet the demands for conventional drilling operations but also meet the demands for under balanced drilling.
江汉油田王平 1井在钻进车档断层盐间非砂岩储层时采用了饱和盐水钻井液体系 ,现场施工表明 ,该体系不仅满足了常规钻井施工需要 ,也满足了欠平衡压力钻井的需要。
补充资料：钙处理钻井液
分子式：
CAS号：
性质：用钙或镁等二价离子处理后能抑制黏土及页岩水化膨胀的钻井液。因体系中存在大量的钙或镁离子，使体系中分散的黏土粒子大多处于絮凝状态；能控制页岩坍塌和井筒扩大，防止地层损害。钙离子主要由氢氧化钙(熟石灰)、石膏、氯化钙等提供，并用各种专用化学药剂调整体系的性能。
CAS号：
性质：用钙或镁等二价离子处理后能抑制黏土及页岩水化膨胀的钻井液。因体系中存在大量的钙或镁离子，使体系中分散的黏土粒子大多处于絮凝状态；能控制页岩坍塌和井筒扩大，防止地层损害。钙离子主要由氢氧化钙(熟石灰)、石膏、氯化钙等提供，并用各种专用化学药剂调整体系的性能。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条