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一、现场断裂情况 华北油田32171钻井队(任84井),在一九七七年一月份接连发生了两起钻杆断裂事故。两次断裂的钻杆都是从西德进口的G105钻杆。
First, the site fault situation Huabei Oil Field Drilling Team 32171 (84 wells), in January 1977 in succession occurred two drill pipe fracture accident. The two broken rods were G105 rods imported from West Germany.