FR2058925A5 - - Google Patents
Info
- Publication number
- FR2058925A5 FR2058925A5 FR7030313A FR7030313A FR2058925A5 FR 2058925 A5 FR2058925 A5 FR 2058925A5 FR 7030313 A FR7030313 A FR 7030313A FR 7030313 A FR7030313 A FR 7030313A FR 2058925 A5 FR2058925 A5 FR 2058925A5
- Authority
- FR
- France
- 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
- E21C—MINING OR QUARRYING
- E21C31/00—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam
- E21C31/02—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam for cutting or breaking-down devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B3/00—Methods or apparatus specially adapted for transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C27/00—Machines which completely free the mineral from the seam
- E21C27/20—Mineral freed by means not involving slitting
- E21C27/46—Mineral freed by means not involving slitting by percussed planing means
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7030313A FR2058925A5 (cg-RX-API-DMAC10.html) | 1970-08-18 | 1970-08-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7030313A FR2058925A5 (cg-RX-API-DMAC10.html) | 1970-08-18 | 1970-08-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2058925A5 true FR2058925A5 (cg-RX-API-DMAC10.html) | 1971-05-28 |
Family
ID=9060326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7030313A Expired FR2058925A5 (cg-RX-API-DMAC10.html) | 1970-08-18 | 1970-08-18 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2058925A5 (cg-RX-API-DMAC10.html) |
-
1970
- 1970-08-18 FR FR7030313A patent/FR2058925A5/fr not_active Expired
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CD | Change of name or company name | ||
| ST | Notification of lapse |