NO812822L - Metode for boring under trykk. - Google Patents

Metode for boring under trykk.

Info

Publication number
NO812822L
NO812822L NO812822A NO812822A NO812822L NO 812822 L NO812822 L NO 812822L NO 812822 A NO812822 A NO 812822A NO 812822 A NO812822 A NO 812822A NO 812822 L NO812822 L NO 812822L
Authority
NO
Norway
Prior art keywords
under pressure
drilling under
drilling
pressure
under
Prior art date
Application number
NO812822A
Other languages
English (en)
Other versions
NO149917C (no
NO149917B (no
Inventor
Olav Guttorm Bjoernstad
Original Assignee
Olav Guttorm Bjoernstad
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 Olav Guttorm Bjoernstad filed Critical Olav Guttorm Bjoernstad
Priority to NO812822A priority Critical patent/NO149917C/no
Publication of NO812822L publication Critical patent/NO812822L/no
Publication of NO149917B publication Critical patent/NO149917B/no
Publication of NO149917C publication Critical patent/NO149917C/no

Links

NO812822A 1981-08-21 1981-08-21 Anordning for boring av hull i en konstruksjon under trykk NO149917C (no)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NO812822A NO149917C (no) 1981-08-21 1981-08-21 Anordning for boring av hull i en konstruksjon under trykk

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO812822A NO149917C (no) 1981-08-21 1981-08-21 Anordning for boring av hull i en konstruksjon under trykk

Publications (3)

Publication Number Publication Date
NO812822L true NO812822L (no) 1983-02-22
NO149917B NO149917B (no) 1984-04-09
NO149917C NO149917C (no) 1984-07-18

Family

ID=19886196

Family Applications (1)

Application Number Title Priority Date Filing Date
NO812822A NO149917C (no) 1981-08-21 1981-08-21 Anordning for boring av hull i en konstruksjon under trykk

Country Status (1)

Country Link
NO (1) NO149917C (no)

Also Published As

Publication number Publication date
NO149917C (no) 1984-07-18
NO149917B (no) 1984-04-09

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