JPS6322222Y2 - - Google Patents

Info

Publication number
JPS6322222Y2
JPS6322222Y2 JP1983070433U JP7043383U JPS6322222Y2 JP S6322222 Y2 JPS6322222 Y2 JP S6322222Y2 JP 1983070433 U JP1983070433 U JP 1983070433U JP 7043383 U JP7043383 U JP 7043383U JP S6322222 Y2 JPS6322222 Y2 JP S6322222Y2
Authority
JP
Japan
Prior art keywords
valve
oil reservoir
seal
oil
check valve
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP1983070433U
Other languages
English (en)
Japanese (ja)
Other versions
JPS59178494U (ja
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP7043383U priority Critical patent/JPS59178494U/ja
Publication of JPS59178494U publication Critical patent/JPS59178494U/ja
Application granted granted Critical
Publication of JPS6322222Y2 publication Critical patent/JPS6322222Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP7043383U 1983-05-13 1983-05-13 タ−ボドリルのメカニカルシ−ル装置 Granted JPS59178494U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7043383U JPS59178494U (ja) 1983-05-13 1983-05-13 タ−ボドリルのメカニカルシ−ル装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7043383U JPS59178494U (ja) 1983-05-13 1983-05-13 タ−ボドリルのメカニカルシ−ル装置

Publications (2)

Publication Number Publication Date
JPS59178494U JPS59178494U (ja) 1984-11-29
JPS6322222Y2 true JPS6322222Y2 (en, 2012) 1988-06-17

Family

ID=30200582

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7043383U Granted JPS59178494U (ja) 1983-05-13 1983-05-13 タ−ボドリルのメカニカルシ−ル装置

Country Status (1)

Country Link
JP (1) JPS59178494U (en, 2012)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7308915A (en, 2012) * 1973-02-07 1974-08-09

Also Published As

Publication number Publication date
JPS59178494U (ja) 1984-11-29

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