在油田气体钻井中使用KQC系列空气锤，解决了泥浆钻井在中硬以上地层中钻速慢、易井斜的难题。
KQC series of air hammers used in gas drilling can solve certain problems, such as lower ROP(Rate of Penetration) and well deviation, which occurred in mud drilling in above medium hard formation.
江苏省海安县昌达工矿配件有限公司，专业从事C - 41系列空气锤及配件，DHZ锻造操作机的生产和工艺研究。
Hai 'an County, Jiangsu Province, Prachanda mining accessories Co., Ltd., specializing in C-41 series Kong Qichui and accessories, DHZ forging operation for the production and technology research.
江苏省海安县昌达工矿配件有限公司，专业从事C - 41系列空气锤及配件，DHZ锻造操作机的生产和工艺研究。
Hai 'an County, Jiangsu Province, Prachanda mining accessories Co., Ltd., specializing in C-41 series Kong Qichui and accessories, DHZ forging operation for the production and technology research.
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