NO167230C - Anordning for stengning/aapning av store ventiler. - Google Patents

Anordning for stengning/aapning av store ventiler.

Info

Publication number
NO167230C
NO167230C NO892069A NO892069A NO167230C NO 167230 C NO167230 C NO 167230C NO 892069 A NO892069 A NO 892069A NO 892069 A NO892069 A NO 892069A NO 167230 C NO167230 C NO 167230C
Authority
NO
Norway
Prior art keywords
closing
opening
large valves
valves
Prior art date
Application number
NO892069A
Other languages
English (en)
Other versions
NO167230B (no
NO892069D0 (no
NO892069L (no
Inventor
Harald Hystad
Original Assignee
Harald Hystad
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 Harald Hystad filed Critical Harald Hystad
Priority to NO892069A priority Critical patent/NO167230C/no
Publication of NO892069D0 publication Critical patent/NO892069D0/no
Publication of NO892069L publication Critical patent/NO892069L/no
Publication of NO167230B publication Critical patent/NO167230B/no
Publication of NO167230C publication Critical patent/NO167230C/no

Links

NO892069A 1989-05-24 1989-05-24 Anordning for stengning/aapning av store ventiler. NO167230C (no)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NO892069A NO167230C (no) 1989-05-24 1989-05-24 Anordning for stengning/aapning av store ventiler.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO892069A NO167230C (no) 1989-05-24 1989-05-24 Anordning for stengning/aapning av store ventiler.

Publications (4)

Publication Number Publication Date
NO892069D0 NO892069D0 (no) 1989-05-24
NO892069L NO892069L (no) 1990-11-26
NO167230B NO167230B (no) 1991-07-08
NO167230C true NO167230C (no) 1991-10-16

Family

ID=19892045

Family Applications (1)

Application Number Title Priority Date Filing Date
NO892069A NO167230C (no) 1989-05-24 1989-05-24 Anordning for stengning/aapning av store ventiler.

Country Status (1)

Country Link
NO (1) NO167230C (no)

Also Published As

Publication number Publication date
NO167230B (no) 1991-07-08
NO892069D0 (no) 1989-05-24
NO892069L (no) 1990-11-26

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