DE8717189U1 - - Google Patents
Info
- Publication number
- DE8717189U1 DE8717189U1 DE8717189U DE8717189U DE8717189U1 DE 8717189 U1 DE8717189 U1 DE 8717189U1 DE 8717189 U DE8717189 U DE 8717189U DE 8717189 U DE8717189 U DE 8717189U DE 8717189 U1 DE8717189 U1 DE 8717189U1
- Authority
- DE
- Germany
- Legal status (The legal status 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 status listed.)
- Expired
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/1006—Making by using boring or cutting machines with rotary cutting tools
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE8717189U DE8717189U1 (en) | 1987-03-25 | 1987-03-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE8717189U DE8717189U1 (en) | 1987-03-25 | 1987-03-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE8717189U1 true DE8717189U1 (en) | 1988-04-07 |
Family
ID=6815629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8717189U Expired DE8717189U1 (en) | 1987-03-25 | 1987-03-25 |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE8717189U1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1991018185A1 (en) * | 1990-05-14 | 1991-11-28 | Wirth Maschinen- und Bohrgeräte-Fabrik GmbH | Method and machine for excavating drifts, tunnels, stopes, caverns or the like |
| DE4131132A1 (en) * | 1991-09-19 | 1993-03-25 | Becker Walter Gmbh | Roadway or tunnel driving machine - has jibs of length and swivel action for tool cut surfaces intersecting at specified angle |
-
1987
- 1987-03-25 DE DE8717189U patent/DE8717189U1/de not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1991018185A1 (en) * | 1990-05-14 | 1991-11-28 | Wirth Maschinen- und Bohrgeräte-Fabrik GmbH | Method and machine for excavating drifts, tunnels, stopes, caverns or the like |
| US5340199A (en) * | 1990-05-14 | 1994-08-23 | Hdrk Mining Research Limited | Method and machine for excavating drifts, tunnels, stopes, caverns or the like |
| DE4131132A1 (en) * | 1991-09-19 | 1993-03-25 | Becker Walter Gmbh | Roadway or tunnel driving machine - has jibs of length and swivel action for tool cut surfaces intersecting at specified angle |