NO890004L - DEVICE FOR PROTECTION OF VALVE WOODS. - Google Patents

DEVICE FOR PROTECTION OF VALVE WOODS.

Info

Publication number
NO890004L
NO890004L NO89890004A NO890004A NO890004L NO 890004 L NO890004 L NO 890004L NO 89890004 A NO89890004 A NO 89890004A NO 890004 A NO890004 A NO 890004A NO 890004 L NO890004 L NO 890004L
Authority
NO
Norway
Prior art keywords
woods
valve
protection
valve woods
Prior art date
Application number
NO89890004A
Other languages
Norwegian (no)
Other versions
NO890004D0 (en
NO176625C (en
NO176625B (en
Inventor
Ove Tobias Gudmestad
Arild Volden
Original Assignee
Norske Stats Oljeselskap
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 by Norske Stats Oljeselskap filed Critical Norske Stats Oljeselskap
Priority to NO890004A priority Critical patent/NO176625C/en
Publication of NO890004D0 publication Critical patent/NO890004D0/en
Publication of NO890004L publication Critical patent/NO890004L/en
Publication of NO176625B publication Critical patent/NO176625B/en
Publication of NO176625C publication Critical patent/NO176625C/en

Links

NO890004A 1989-01-02 1989-01-02 Valve protection device NO176625C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NO890004A NO176625C (en) 1989-01-02 1989-01-02 Valve protection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO890004A NO176625C (en) 1989-01-02 1989-01-02 Valve protection device

Publications (4)

Publication Number Publication Date
NO890004D0 NO890004D0 (en) 1989-01-02
NO890004L true NO890004L (en) 1990-07-03
NO176625B NO176625B (en) 1995-01-23
NO176625C NO176625C (en) 1995-05-03

Family

ID=19891583

Family Applications (1)

Application Number Title Priority Date Filing Date
NO890004A NO176625C (en) 1989-01-02 1989-01-02 Valve protection device

Country Status (1)

Country Link
NO (1) NO176625C (en)

Also Published As

Publication number Publication date
NO890004D0 (en) 1989-01-02
NO176625C (en) 1995-05-03
NO176625B (en) 1995-01-23

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