采用高纯石英制成，非常适用于进样口衬管。
Quartz Wool - Made from high-purity quartz, extremely low in metallic oxide impurities.
本实用新型涉及一种用于套管通道修整及衬管加固磨鞋。
The utility model relates to a grind shoe for finishing sleeve tube paths and fixing lining tubes.
衬管悬挂器有许多尺寸和规格，以适应各种不同的完井条件。
Liner hangers are available in a range of sizes and specifications to suit a variety of completion conditions.
应用推荐