RU93021671A - INSTALLATION FOR THE EXPANSION OF VERTICAL CHAMBERS, DEVELOPMENTS AND OTHER CONSTRUCTIONS - Google Patents
INSTALLATION FOR THE EXPANSION OF VERTICAL CHAMBERS, DEVELOPMENTS AND OTHER CONSTRUCTIONSInfo
- Publication number
- RU93021671A RU93021671A RU93021671/03A RU93021671A RU93021671A RU 93021671 A RU93021671 A RU 93021671A RU 93021671/03 A RU93021671/03 A RU 93021671/03A RU 93021671 A RU93021671 A RU 93021671A RU 93021671 A RU93021671 A RU 93021671A
- Authority
- RU
- Russia
- Prior art keywords
- installation
- shelf
- expansion
- ropes
- explosion
- Prior art date
Links
- 238000009434 installation Methods 0.000 title claims 3
- 239000011435 rock Substances 0.000 claims 2
- 239000002965 rope Substances 0.000 claims 2
- 239000000725 suspension Substances 0.000 claims 2
- 238000004880 explosion Methods 0.000 claims 1
- 239000002360 explosive Substances 0.000 claims 1
- 230000005484 gravity Effects 0.000 claims 1
- 230000005641 tunneling Effects 0.000 claims 1
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU93021671/03A RU2020238C1 (en) | 1993-04-26 | 1993-04-26 | Installation for enlarging vertical chambers, mine workings and other structures |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU93021671/03A RU2020238C1 (en) | 1993-04-26 | 1993-04-26 | Installation for enlarging vertical chambers, mine workings and other structures |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2020238C1 RU2020238C1 (en) | 1994-09-30 |
RU93021671A true RU93021671A (en) | 1996-03-10 |
Family
ID=20140931
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU93021671/03A RU2020238C1 (en) | 1993-04-26 | 1993-04-26 | Installation for enlarging vertical chambers, mine workings and other structures |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2020238C1 (en) |
-
1993
- 1993-04-26 RU RU93021671/03A patent/RU2020238C1/en not_active IP Right Cessation
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