JPS5042459A - - Google Patents
Info
- Publication number
- JPS5042459A JPS5042459A JP49081617A JP8161774A JPS5042459A JP S5042459 A JPS5042459 A JP S5042459A JP 49081617 A JP49081617 A JP 49081617A JP 8161774 A JP8161774 A JP 8161774A JP S5042459 A JPS5042459 A JP S5042459A
- 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.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C37/00—Other methods or devices for dislodging with or without loading
- E21C37/04—Other methods or devices for dislodging with or without loading by devices with parts pressed mechanically against the wall of a borehole or a slit
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)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2336063A DE2336063C2 (en) | 1973-07-16 | 1973-07-16 | Hydraulically operated device for the mechanical dismantling of rock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5042459A true JPS5042459A (en) | 1975-04-17 |
| JPS5342282B2 JPS5342282B2 (en) | 1978-11-10 |
Family
ID=5887039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8161774A Expired JPS5342282B2 (en) | 1973-07-16 | 1974-07-16 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3894772A (en) |
| JP (1) | JPS5342282B2 (en) |
| CA (1) | CA995654A (en) |
| CH (1) | CH578114A5 (en) |
| DE (1) | DE2336063C2 (en) |
| FR (1) | FR2238034B1 (en) |
| GB (1) | GB1433691A (en) |
| IT (1) | IT1013127B (en) |
| SE (1) | SE407176B (en) |
| ZA (1) | ZA743516B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4114951A (en) * | 1977-05-09 | 1978-09-19 | Edward R. Langfield | Hydraulically actuated tool for mechanically splitting rock-like material |
| US4252375A (en) * | 1979-09-11 | 1981-02-24 | Edward R. Langfield | Wear or thrust plates for hydraulic rock splitting apparatus |
| US4474410A (en) * | 1981-03-31 | 1984-10-02 | Kabushiki Kaisha Komatsu Seisakusho | Power-driven, wedge-operated rock splitter |
| US4781418A (en) * | 1987-06-01 | 1988-11-01 | Silvano Pocci | Fluid actuated apparatus for mechanically splitting rock-like material |
| US4790602A (en) * | 1987-09-21 | 1988-12-13 | Silvano Pocci | Fluid actuated apparatus for mechanically splitting rock-like material |
| KR970000961Y1 (en) * | 1994-09-07 | 1997-02-14 | 주식회사 호상테크노베이션 | Hydraulic rock cutter |
| ITVB20050001A1 (en) * | 2005-02-24 | 2005-05-26 | Tania Cottini | CUNEO PNEUMATIC SPINDLE K25 |
| CN104110260A (en) * | 2014-07-24 | 2014-10-22 | 黑旋风锯业股份有限公司 | Mine quarry stone excavator |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3558191A (en) * | 1969-01-23 | 1971-01-26 | Fletcher Co H E | Means for applying wedging forces to minerals and other bodies |
| IT944624B (en) * | 1971-01-13 | 1973-04-20 | Darda H | HYDRAULICALLY DRIVEN APPLIANCE FOR MECHANICALLY SMINING ROCCIA |
-
1973
- 1973-07-16 DE DE2336063A patent/DE2336063C2/en not_active Expired
-
1974
- 1974-05-08 IT IT50859/74A patent/IT1013127B/en active
- 1974-05-30 CH CH745174A patent/CH578114A5/xx not_active IP Right Cessation
- 1974-06-03 ZA ZA00743516A patent/ZA743516B/en unknown
- 1974-06-11 SE SE7407665A patent/SE407176B/en unknown
- 1974-06-14 GB GB2654574A patent/GB1433691A/en not_active Expired
- 1974-06-27 FR FR7422436A patent/FR2238034B1/fr not_active Expired
- 1974-07-15 US US489032A patent/US3894772A/en not_active Expired - Lifetime
- 1974-07-15 CA CA204,829A patent/CA995654A/en not_active Expired
- 1974-07-16 JP JP8161774A patent/JPS5342282B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2238034B1 (en) | 1982-10-01 |
| SE7407665L (en) | 1975-01-17 |
| IT1013127B (en) | 1977-03-30 |
| JPS5342282B2 (en) | 1978-11-10 |
| FR2238034A1 (en) | 1975-02-14 |
| DE2336063C2 (en) | 1975-06-26 |
| GB1433691A (en) | 1976-04-28 |
| CH578114A5 (en) | 1976-07-30 |
| DE2336063B1 (en) | 1974-11-14 |
| CA995654A (en) | 1976-08-24 |
| SE407176B (en) | 1979-03-19 |
| US3894772A (en) | 1975-07-15 |
| ZA743516B (en) | 1975-05-28 |