BG50675A1 - Combined double column tube for rock massif destruction - Google Patents

Combined double column tube for rock massif destruction

Info

Publication number
BG50675A1
BG50675A1 BG7191085A BG7191085A BG50675A1 BG 50675 A1 BG50675 A1 BG 50675A1 BG 7191085 A BG7191085 A BG 7191085A BG 7191085 A BG7191085 A BG 7191085A BG 50675 A1 BG50675 A1 BG 50675A1
Authority
BG
Bulgaria
Prior art keywords
destruction
column tube
double column
combined double
rock massif
Prior art date
Application number
BG7191085A
Other languages
English (en)
Inventor
Siegmar Thomaschewski
Winfried Rettig
Karl Wiesecke
Original Assignee
Geol Erkundung Veb
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 Geol Erkundung Veb filed Critical Geol Erkundung Veb
Publication of BG50675A1 publication Critical patent/BG50675A1/xx

Links

BG7191085A 1984-11-08 1985-10-04 Combined double column tube for rock massif destruction BG50675A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD26923684A DD250238A3 (de) 1984-11-08 1984-11-08 Kombinations-doppelkernrohr fuer die gesteinszerstoerung

Publications (1)

Publication Number Publication Date
BG50675A1 true BG50675A1 (en) 1992-10-15

Family

ID=5562042

Family Applications (1)

Application Number Title Priority Date Filing Date
BG7191085A BG50675A1 (en) 1984-11-08 1985-10-04 Combined double column tube for rock massif destruction

Country Status (5)

Country Link
BG (1) BG50675A1 (xx)
CS (1) CS753785A1 (xx)
DD (1) DD250238A3 (xx)
HU (1) HUT53189A (xx)
PL (1) PL255912A1 (xx)

Also Published As

Publication number Publication date
HUT53189A (en) 1990-09-28
PL255912A1 (en) 1986-09-23
CS753785A1 (en) 1987-12-17
DD250238A3 (de) 1987-10-08

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