FR1295258A - Perfectionnements apportés aux haveuses - Google Patents
Perfectionnements apportés aux haveusesInfo
- Publication number
- FR1295258A FR1295258A FR868266A FR868266A FR1295258A FR 1295258 A FR1295258 A FR 1295258A FR 868266 A FR868266 A FR 868266A FR 868266 A FR868266 A FR 868266A FR 1295258 A FR1295258 A FR 1295258A
- Authority
- FR
- France
- Prior art keywords
- shearers
- improvements made
- Prior art date
- 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
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/1086—Drives or transmissions specially adapted therefor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/1006—Making by using boring or cutting machines with rotary cutting tools
- E21D9/1013—Making by using boring or cutting machines with rotary cutting tools on a tool-carrier supported by a movable boom
- E21D9/1033—Making by using boring or cutting machines with rotary cutting tools on a tool-carrier supported by a movable boom by a transversely extending boom being pivotable about a longitudinal axis
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological 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 |
---|---|---|---|
FR868266A FR1295258A (fr) | 1961-07-18 | 1961-07-18 | Perfectionnements apportés aux haveuses |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR868266A FR1295258A (fr) | 1961-07-18 | 1961-07-18 | Perfectionnements apportés aux haveuses |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1295258A true FR1295258A (fr) | 1962-06-01 |
Family
ID=8759541
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR868266A Expired FR1295258A (fr) | 1961-07-18 | 1961-07-18 | Perfectionnements apportés aux haveuses |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1295258A (fr) |
-
1961
- 1961-07-18 FR FR868266A patent/FR1295258A/fr not_active Expired
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