JPS4825975B1 - - Google Patents
Info
- Publication number
- JPS4825975B1 JPS4825975B1 JP43012980A JP1298068A JPS4825975B1 JP S4825975 B1 JPS4825975 B1 JP S4825975B1 JP 43012980 A JP43012980 A JP 43012980A JP 1298068 A JP1298068 A JP 1298068A JP S4825975 B1 JPS4825975 B1 JP S4825975B1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/15—Plate linings; Laggings, i.e. linings designed for holding back formation material or for transmitting the load to main supporting members
- E21D11/157—Laggings making use of fluid cushions, e.g. the fluid containing a hardenable material
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/15—Plate linings; Laggings, i.e. linings designed for holding back formation material or for transmitting the load to main supporting members
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/14—Telescopic props
- E21D15/44—Hydraulic, pneumatic, or hydraulic-pneumatic props
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Geochemistry & Mineralogy (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Tents Or Canopies (AREA)
- Lining And Supports For Tunnels (AREA)
- Mattresses And Other Support Structures For Chairs And Beds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR97485A FR1520799A (fr) | 1967-03-03 | 1967-03-03 | Perfectionnements aux dispositifs de soutènement par coussins gonflables |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4825975B1 true JPS4825975B1 (US07534539-20090519-C00280.png) | 1973-08-03 |
Family
ID=8626372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP43012980A Pending JPS4825975B1 (US07534539-20090519-C00280.png) | 1967-03-03 | 1968-03-01 |
Country Status (7)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3937025A (en) * | 1973-05-02 | 1976-02-10 | Alvarez Calderon Alberto | Inflatable envelope systems for use in excavations |
| DE2923016C2 (de) * | 1979-06-07 | 1986-10-09 | Ruhrkohle Ag, 4300 Essen | Aus miteinander verbindbaren, mit abbindefähigem Material füllbaren, flexiblen Hüllen bestehender Ausbau zum Ausfüllen von, insbesondere bergmännischen, Hohlräumen |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1459136A (fr) * | 1965-09-27 | 1966-04-29 | Michelin & Cie | Perfectionnements aux coussins de soutènement |
-
1967
- 1967-03-03 FR FR97485A patent/FR1520799A/fr not_active Expired
-
1968
- 1968-02-19 BE BE710949D patent/BE710949A/xx unknown
- 1968-02-28 GB GB971868A patent/GB1213024A/en not_active Expired
- 1968-03-01 LU LU55591D patent/LU55591A1/xx unknown
- 1968-03-01 DE DE19681608285 patent/DE1608285B1/de not_active Withdrawn
- 1968-03-01 JP JP43012980A patent/JPS4825975B1/ja active Pending
- 1968-03-02 ES ES351162A patent/ES351162A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1520799A (fr) | 1968-04-12 |
| ES351162A1 (es) | 1969-06-01 |
| GB1213024A (en) | 1970-11-18 |
| LU55591A1 (US07534539-20090519-C00280.png) | 1968-12-05 |
| BE710949A (US07534539-20090519-C00280.png) | 1968-08-19 |
| DE1608285B1 (de) | 1970-06-04 |
