发明名称 Wireline oil pan
摘要 An apparatus for collecting fluids dispersed from a wireline as the wireline is guided over a pulley. Two housing halves are hinged together at one end so that they may be opened and closed to form a chamber between the housing halves. In the open position, the housing halves are placed around a stuffing box, packing nut and wireline pulley and are then closed and latched so as to surround the stuffing box, packing nut, wireline pulley and portion of the wireline engaged with the pulley. When in their closed position, the chamber seals around the stuffing box at the lower portion of the chamber to prevent leakage of collected fluid. A bearing horizontally mounted within the chamber engages with the packing nut and a shaft rotatably mounted in the housing provides for external adjustment of the packing nut around the wireline.
申请公布号 US4542787(A) 申请公布日期 1985.09.24
申请号 US19840614690 申请日期 1984.05.29
申请人 PARKER, RICHARD W. 发明人 PARKER, RICHARD W.
分类号 E21B33/08;(IPC1-7):E21B33/03 主分类号 E21B33/08
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