NO170439C - Ventilspindeltetning - Google Patents

Ventilspindeltetning

Info

Publication number
NO170439C
NO170439C NO891138A NO891138A NO170439C NO 170439 C NO170439 C NO 170439C NO 891138 A NO891138 A NO 891138A NO 891138 A NO891138 A NO 891138A NO 170439 C NO170439 C NO 170439C
Authority
NO
Norway
Prior art keywords
valve stem
stem seal
seal
valve
stem
Prior art date
Application number
NO891138A
Other languages
English (en)
Other versions
NO891138L (no
NO170439B (no
NO891138D0 (no
Inventor
Timothy C Davies
Original Assignee
Cameron Iron Works Inc
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
Priority claimed from EP88302541A external-priority patent/EP0333943B1/en
Application filed by Cameron Iron Works Inc filed Critical Cameron Iron Works Inc
Publication of NO891138D0 publication Critical patent/NO891138D0/no
Publication of NO891138L publication Critical patent/NO891138L/no
Publication of NO170439B publication Critical patent/NO170439B/no
Publication of NO170439C publication Critical patent/NO170439C/no

Links

NO891138A 1988-03-23 1989-03-16 Ventilspindeltetning NO170439C (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP88302541A EP0333943B1 (en) 1988-03-23 1988-03-23 Valve stem seal
US18902788A 1988-05-02 1988-05-02

Publications (4)

Publication Number Publication Date
NO891138D0 NO891138D0 (no) 1989-03-16
NO891138L NO891138L (no) 1989-09-25
NO170439B NO170439B (no) 1992-07-06
NO170439C true NO170439C (no) 1992-10-14

Family

ID=26115932

Family Applications (1)

Application Number Title Priority Date Filing Date
NO891138A NO170439C (no) 1988-03-23 1989-03-16 Ventilspindeltetning

Country Status (3)

Country Link
JP (1) JP2619946B2 (no)
CA (1) CA1321574C (no)
NO (1) NO170439C (no)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9863551B2 (en) 2014-12-22 2018-01-09 Ge Oil & Gas Pressure Control Lp Dynamic stem packing

Also Published As

Publication number Publication date
NO891138L (no) 1989-09-25
NO170439B (no) 1992-07-06
CA1321574C (en) 1993-08-24
JPH01242890A (ja) 1989-09-27
JP2619946B2 (ja) 1997-06-11
NO891138D0 (no) 1989-03-16

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