发明名称 METHOD OF INCREASING THE SPEED AT WHICH PACKING MAY BE REPLACED IN A STUFFING BOX AND A STUFFING BOX
摘要 A method of increasing the speed at which packing may be replaced in a stuffing box. This method involves the step of providing a stuffing box housing which has an annular packing seat into which packing is received. The packing seat is divided into a plurality of threadedly connected annular nesting segments which, when nested, provide a conterminous internal sidewall for the packing seat. Packing is removed on a segment by segment basis as the stuffing box housing is disassembled.
申请公布号 CA2161586(C) 申请公布日期 2003.01.07
申请号 CA19952161586 申请日期 1995.10.27
申请人 发明人 JACKSON, GREGORY HOWARD;ARNDT, BRIAN LEE
分类号 E21B33/12;E21B33/13;(IPC1-7):E21B33/13 主分类号 E21B33/12
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