BE632029A - - Google Patents
Info
- Publication number
- BE632029A BE632029A BE632029DA BE632029A BE 632029 A BE632029 A BE 632029A BE 632029D A BE632029D A BE 632029DA BE 632029 A BE632029 A BE 632029A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Actuator (AREA)
- Press Drives And Press Lines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEG34969A DE1230390B (de) | 1962-05-12 | 1962-05-12 | Hydraulischer Grubenstempel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE632029A true BE632029A (US06252093-20010626-C00008.png) |
Family
ID=7125057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE632029D BE632029A (US06252093-20010626-C00008.png) | 1962-05-12 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3145964A (US06252093-20010626-C00008.png) |
| BE (1) | BE632029A (US06252093-20010626-C00008.png) |
| DE (1) | DE1230390B (US06252093-20010626-C00008.png) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0016747A1 (de) * | 1979-03-14 | 1980-10-01 | VOEST-ALPINE Aktiengesellschaft | Ventilanordnung für die Steuerung des Hubes eines teleskopisch ausfahrbaren Stempels |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3236489A (en) * | 1964-04-03 | 1966-02-22 | Globe Pneumatic Engineering Co | Power operated screw jacks |
| DE1226972B (de) * | 1964-10-20 | 1966-10-20 | Gewerk Eisenhuette Westfalia | Hydraulischer Doppel-Teleskopstempel |
| DE1290109B (de) * | 1967-10-21 | 1969-03-06 | Gewerk Eisenhuette Westfalia | Stempel fuer den Ausbau bzw. zur Abspannung im Streb/Streckenuebergang |
| DE1960807C3 (de) * | 1969-12-04 | 1979-02-01 | Hippel Geb. Weiss, Sophie Von, 7771 Oberstenweiler | Schildausbaugestell |
| US4082657A (en) * | 1976-01-19 | 1978-04-04 | Gage Ernest L | Separator apparatus |
| JPS60219395A (ja) * | 1984-04-16 | 1985-11-02 | 株式会社 イセキ開発工機 | 管推進装置 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US762627A (en) * | 1904-01-21 | 1904-06-14 | Ferdinand Fink | Fluid-pressure motor. |
| US2473687A (en) * | 1945-10-09 | 1949-06-21 | Westinghouse Air Brake Co | Fluid pressure relay valve mechanism |
| DE918561C (de) * | 1951-08-08 | 1954-09-30 | Arthur Hamel | Hydraulischer Grubenstempel |
| FR1070316A (fr) * | 1952-02-05 | 1954-07-22 | Coal Industry Patents Ltd | Support de toit pour mines |
| DE960463C (de) * | 1952-10-08 | 1957-03-21 | Albert Ag Chem Werke | Verfahren zur Herstellung von 2, 4, 6-Trimethylolphenolen |
| US2754804A (en) * | 1954-01-15 | 1956-07-17 | Goodman Mfg Co | Automatic feed pressure control for telescopic stoper leg |
| DE974823C (de) * | 1955-05-28 | 1961-05-18 | Gewerk Eisenhuette Westfalia | Wandernder Grubenausbau |
| AT195875B (de) * | 1955-11-16 | 1958-02-25 | Bochumer Eisen Heintzmann | Strebausbau für den untertägigen Abbaubetrieb |
| AT202953B (de) * | 1957-01-25 | 1959-04-25 | Beien Maschfab | Hydraulisch-pneumatische Stützvorrichtung, insbesondere Grubenstempel |
| NL250626A (US06252093-20010626-C00008.png) * | 1959-04-24 | |||
| DE1125863B (de) * | 1961-06-19 | 1962-03-22 | Gewerk Eisenhuette Westfalia | Hydraulischer Stempel, insbesondere fuer Abspannungszwecke |
-
0
- BE BE632029D patent/BE632029A/xx unknown
-
1962
- 1962-05-12 DE DEG34969A patent/DE1230390B/de active Pending
-
1963
- 1963-05-09 US US279168A patent/US3145964A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0016747A1 (de) * | 1979-03-14 | 1980-10-01 | VOEST-ALPINE Aktiengesellschaft | Ventilanordnung für die Steuerung des Hubes eines teleskopisch ausfahrbaren Stempels |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1230390B (de) | 1966-12-15 |
| US3145964A (en) | 1964-08-25 |
