首页>
外国专利>
METHODS, DRILLING FLUIDS AND DRILLING FLUID ADDITIVES FOR LIMITING TAR SAND ACCRETION ON METAL SURFACES.
METHODS, DRILLING FLUIDS AND DRILLING FLUID ADDITIVES FOR LIMITING TAR SAND ACCRETION ON METAL SURFACES.
展开▼
机译:限制焦油在金属表面上附着的方法,钻井液和钻井液添加剂。
展开▼
页面导航
摘要
著录项
相似文献
摘要
Drilling fluids, drilling fluid additives and methods for oil well drillin g feature quaternary ammonium salts and act to reduce accretion of bituminous material on metal surfaces of drilling equipment.
展开▼