DE3545588C2 - - Google Patents
Info
- Publication number
- DE3545588C2 DE3545588C2 DE19853545588 DE3545588A DE3545588C2 DE 3545588 C2 DE3545588 C2 DE 3545588C2 DE 19853545588 DE19853545588 DE 19853545588 DE 3545588 A DE3545588 A DE 3545588A DE 3545588 C2 DE3545588 C2 DE 3545588C2
- 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 OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D19/00—Provisional protective covers for working space
- E21D19/04—Provisional protective covers for working space for use in drifting galleries
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D17/00—Caps for supporting mine roofs
- E21D17/02—Cantilever extension or similar protecting devices
- E21D17/03—Brackets for roof-supporting bars
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/02—Suspension devices for tubes or the like, e.g. for ventilating ducts
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Clamps And Clips (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19853545588 DE3545588A1 (de) | 1984-12-21 | 1985-12-21 | Vorpfaendvorrichtung fuer grubenausbaue |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19848437420 DE8437420U1 (de) | 1984-12-21 | 1984-12-21 | Vorpfaendvorrichtung fuer grubenausbaue |
DE19853545588 DE3545588A1 (de) | 1984-12-21 | 1985-12-21 | Vorpfaendvorrichtung fuer grubenausbaue |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3545588A1 DE3545588A1 (de) | 1986-11-06 |
DE3545588C2 true DE3545588C2 (ru) | 1987-02-19 |
Family
ID=25839217
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19853545588 Granted DE3545588A1 (de) | 1984-12-21 | 1985-12-21 | Vorpfaendvorrichtung fuer grubenausbaue |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE3545588A1 (ru) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE9101776U1 (de) * | 1991-02-15 | 1991-06-27 | Müller & Borggräfe GmbH, 5820 Gevelsberg | Vorpfändbügel für den Streckenvortrieb im Untertagebetrieb |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103306694A (zh) * | 2013-05-20 | 2013-09-18 | 四川省华蓥山煤业股份有限公司李子垭南煤矿 | 急倾斜松软煤层煤巷掘进前探支护方法及装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE962422C (de) * | 1952-11-18 | 1957-04-25 | Peter Peters | Vorpfaendeinrichtung fuer Grubenausbaue |
-
1985
- 1985-12-21 DE DE19853545588 patent/DE3545588A1/de active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE9101776U1 (de) * | 1991-02-15 | 1991-06-27 | Müller & Borggräfe GmbH, 5820 Gevelsberg | Vorpfändbügel für den Streckenvortrieb im Untertagebetrieb |
Also Published As
Publication number | Publication date |
---|---|
DE3545588A1 (de) | 1986-11-06 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |