Anti-sloughing water-based drilling fluid systems for offshore drilling developed since the 1990s,including silicate system,formate system,methylglucoside system and polyols system.

• 介绍了20世纪90年代发展起来的新型海洋水基防塌钻井液体系,包括硅酸盐、甲酸盐、甲基葡萄糖甙和聚合醇体系。