Oil blanket letter is personally experienced sth. part of body and is installed plunger pump that oil blanket letter was personally experienced sth. part of body
The utility model provides an oil blanket letter is personally experienced sth. Part of body and is installed plunger pump that oil blanket letter was personally experienced sth. Part of body, relateto the special gas injection boiler field in oil field, the oil blanket letter body is including oil...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model provides an oil blanket letter is personally experienced sth. Part of body and is installed plunger pump that oil blanket letter was personally experienced sth. Part of body, relateto the special gas injection boiler field in oil field, the oil blanket letter body is including oil blanket letter body, first oil blanket and second oil blanket, oil blanket letter body is the discbody of vertical setting, oil blanket letter body has the perforating hole of following the horizontal direction and seting up, perforating hole transversal is personally submitted circularly, first oil blanket and second oil blanket all are ring shape, an oil -sealing sleeve establishes the one end at the perforating hole, the 2nd oil -sealing sleeve establishes the other end at the perforating hole. This oil blanket letter is personally experienced sth. Part of body and is installed plunger pump that oil blanket letter was personally experienced sth. Part of body can realize the multiple layer sealing to plunger pump |
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