NO159876C - PROCEDURE FOR EXCAVING UNDERGROUND HOLES - Google Patents

PROCEDURE FOR EXCAVING UNDERGROUND HOLES

Info

Publication number
NO159876C
NO159876C NO843611A NO843611A NO159876C NO 159876 C NO159876 C NO 159876C NO 843611 A NO843611 A NO 843611A NO 843611 A NO843611 A NO 843611A NO 159876 C NO159876 C NO 159876C
Authority
NO
Norway
Prior art keywords
excaving
procedure
underground holes
underground
holes
Prior art date
Application number
NO843611A
Other languages
Norwegian (no)
Other versions
NO159876B (en
NO843611L (en
Inventor
Karl Ivar Sagefors
Original Assignee
Boliden Ab
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 SE8300185A external-priority patent/SE434969B/en
Application filed by Boliden Ab filed Critical Boliden Ab
Publication of NO843611L publication Critical patent/NO843611L/en
Publication of NO159876B publication Critical patent/NO159876B/en
Publication of NO159876C publication Critical patent/NO159876C/en

Links

NO843611A 1983-01-14 1984-09-12 PROCEDURE FOR EXCAVING UNDERGROUND HOLES NO159876C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8300185A SE434969B (en) 1983-01-14 1983-01-14 PROCEDURE FOR BLASTING THE BERG SPACE
PCT/SE1984/000001 WO1984002741A1 (en) 1983-01-14 1984-01-09 A method in the excavation of underground caverns in rock

Publications (3)

Publication Number Publication Date
NO843611L NO843611L (en) 1984-09-12
NO159876B NO159876B (en) 1988-11-07
NO159876C true NO159876C (en) 1989-02-15

Family

ID=26658362

Family Applications (1)

Application Number Title Priority Date Filing Date
NO843611A NO159876C (en) 1983-01-14 1984-09-12 PROCEDURE FOR EXCAVING UNDERGROUND HOLES

Country Status (3)

Country Link
BR (1) BR8404702A (en)
DK (1) DK397784D0 (en)
NO (1) NO159876C (en)

Also Published As

Publication number Publication date
NO159876B (en) 1988-11-07
NO843611L (en) 1984-09-12
BR8404702A (en) 1984-12-11
DK397784A (en) 1984-08-20
DK397784D0 (en) 1984-08-20

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