CH565317A5 - - Google Patents
Info
- Publication number
- CH565317A5 CH565317A5 CH168874A CH168874A CH565317A5 CH 565317 A5 CH565317 A5 CH 565317A5 CH 168874 A CH168874 A CH 168874A CH 168874 A CH168874 A CH 168874A CH 565317 A5 CH565317 A5 CH 565317A5
- Authority
- CH
- Switzerland
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)
- Crushing And Grinding (AREA)
- Actuator (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Earth Drilling (AREA)
- Working Measures On Existing Buildindgs (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2311723A DE2311723C2 (de) | 1973-03-09 | 1973-03-09 | Hydraulisch betätigbares Gerät zum mechanischen Zerlegen von Gestein |
Publications (1)
Publication Number | Publication Date |
---|---|
CH565317A5 true CH565317A5 (fr) | 1975-08-15 |
Family
ID=5874273
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH168874A CH565317A5 (fr) | 1973-03-09 | 1974-02-07 |
Country Status (17)
Country | Link |
---|---|
US (1) | US3957309A (fr) |
JP (1) | JPS5342002B2 (fr) |
AT (1) | AT330048B (fr) |
BE (1) | BE811290A (fr) |
BR (1) | BR7401773D0 (fr) |
CA (1) | CA983466A (fr) |
CH (1) | CH565317A5 (fr) |
DE (1) | DE2311723C2 (fr) |
ES (1) | ES423612A1 (fr) |
FR (1) | FR2220631B1 (fr) |
GB (1) | GB1411935A (fr) |
IT (1) | IT1008902B (fr) |
NL (1) | NL155071B (fr) |
NO (1) | NO139902C (fr) |
SE (2) | SE407030B (fr) |
SU (1) | SU709005A3 (fr) |
ZA (1) | ZA741090B (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0100978A1 (fr) * | 1982-07-30 | 1984-02-22 | Friedhelm Porsfeld | Dispositif actionné hydrauliquement pour casser du rocher |
Families Citing this family (7)
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 |
US4168862A (en) * | 1978-01-05 | 1979-09-25 | Langfield Edward R | Wear or thrust plates for hydraulic rock splitting apparatus |
GB2172227B (en) * | 1985-03-14 | 1988-08-10 | Sermec Engineering Ltd | Hydraulic wedge unit |
DE19739743C2 (de) * | 1997-09-10 | 1999-07-08 | Wacker Werke Kg | Arbeitsgerät mit reduzierten Obermassenschwingungen |
CN109780954A (zh) * | 2019-03-07 | 2019-05-21 | 厦门***工程公司 | 一种非开挖施工用地下岩***装置 |
CN112673797B (zh) * | 2020-12-21 | 2022-04-05 | 浙江工业大学之江学院 | 一种新能源除草装置及其使用方法 |
CN113275090B (zh) * | 2021-05-28 | 2022-06-21 | 山东易美包装材料有限公司 | 一种废弃塑料破碎设备 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2595565A (en) * | 1950-03-14 | 1952-05-06 | James C Buttrick | Cutting unit for mining machines |
SE305842B (fr) * | 1965-08-11 | 1968-11-11 | H Darda | |
DE1652483B1 (de) * | 1966-12-08 | 1971-05-27 | Helmut Darda | Hydraulisch betaetigtes Geraet zum mechanischen Zerlegen von Gestein |
AT295371B (de) * | 1968-03-07 | 1971-12-27 | Demag Ag | Steinspaltgerät |
US3558191A (en) * | 1969-01-23 | 1971-01-26 | Fletcher Co H E | Means for applying wedging forces to minerals and other bodies |
US3572840A (en) * | 1969-03-21 | 1971-03-30 | Fletcher Co H E | Means for applying wedging force to mineral and other bodies |
-
1973
- 1973-03-09 DE DE2311723A patent/DE2311723C2/de not_active Expired
-
1974
- 1974-02-07 CH CH168874A patent/CH565317A5/xx not_active IP Right Cessation
- 1974-02-11 FR FR7404548A patent/FR2220631B1/fr not_active Expired
- 1974-02-13 AT AT114474A patent/AT330048B/de not_active IP Right Cessation
- 1974-02-19 ZA ZA00741090A patent/ZA741090B/xx unknown
- 1974-02-20 IT IT48550/74A patent/IT1008902B/it active
- 1974-02-20 BE BE141139A patent/BE811290A/fr not_active IP Right Cessation
- 1974-02-25 ES ES423612A patent/ES423612A1/es not_active Expired
- 1974-02-26 SU SU742000268A patent/SU709005A3/ru active
- 1974-02-27 SE SE7402577A patent/SE407030B/xx not_active IP Right Cessation
- 1974-03-04 NO NO740730A patent/NO139902C/no unknown
- 1974-03-04 CA CA193,938A patent/CA983466A/en not_active Expired
- 1974-03-05 JP JP2561774A patent/JPS5342002B2/ja not_active Expired
- 1974-03-06 US US05/448,568 patent/US3957309A/en not_active Expired - Lifetime
- 1974-03-07 GB GB1030674A patent/GB1411935A/en not_active Expired
- 1974-03-07 NL NL747403116A patent/NL155071B/xx not_active IP Right Cessation
- 1974-03-08 BR BR1773/74A patent/BR7401773D0/pt unknown
-
1979
- 1979-01-31 SE SE7900824A patent/SE438112B/sv not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0100978A1 (fr) * | 1982-07-30 | 1984-02-22 | Friedhelm Porsfeld | Dispositif actionné hydrauliquement pour casser du rocher |
Also Published As
Publication number | Publication date |
---|---|
FR2220631B1 (fr) | 1978-06-30 |
US3957309A (en) | 1976-05-18 |
BR7401773D0 (pt) | 1974-11-19 |
JPS5342002B2 (fr) | 1978-11-08 |
NO139902B (no) | 1979-02-19 |
ZA741090B (en) | 1975-01-29 |
FR2220631A1 (fr) | 1974-10-04 |
BE811290A (fr) | 1974-06-17 |
AT330048B (de) | 1976-06-10 |
IT1008902B (it) | 1976-11-30 |
CA983466A (en) | 1976-02-10 |
DE2311723C2 (de) | 1975-03-06 |
ATA114474A (de) | 1975-08-15 |
NO139902C (no) | 1979-05-30 |
NL155071B (nl) | 1977-11-15 |
SE407030B (sv) | 1979-03-12 |
SE438112B (sv) | 1985-04-01 |
NL7403116A (fr) | 1974-09-11 |
GB1411935A (en) | 1975-10-29 |
JPS49120256A (fr) | 1974-11-16 |
DE2311723B1 (de) | 1974-07-18 |
ES423612A1 (es) | 1976-05-01 |
SE7900824L (sv) | 1979-01-31 |
SU709005A3 (ru) | 1980-01-05 |
NO740730L (no) | 1974-09-10 |
AU6626774A (en) | 1975-09-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |