FR1417913A - Haveuse continues - Google Patents
Haveuse continuesInfo
- Publication number
- FR1417913A FR1417913A FR999455A FR999455A FR1417913A FR 1417913 A FR1417913 A FR 1417913A FR 999455 A FR999455 A FR 999455A FR 999455 A FR999455 A FR 999455A FR 1417913 A FR1417913 A FR 1417913A
- Authority
- FR
- France
- Prior art keywords
- haveuse
- continues
- haveuse continues
- 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
- E21C—MINING OR QUARRYING
- E21C27/00—Machines which completely free the mineral from the seam
- E21C27/20—Mineral freed by means not involving slitting
- E21C27/22—Mineral freed by means not involving slitting by rotary drills with breaking-down means, e.g. wedge-shaped drills, i.e. the rotary axis of the tool carrier being substantially perpendicular to the working face, e.g. MARIETTA-type
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 |
---|---|---|---|
FR999455A FR1417913A (en) | 1964-12-21 | 1964-12-21 | Haveuse continues |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR999455A FR1417913A (en) | 1964-12-21 | 1964-12-21 | Haveuse continues |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1417913A true FR1417913A (en) | 1965-11-12 |
Family
ID=8845274
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR999455A Expired FR1417913A (en) | 1964-12-21 | 1964-12-21 | Haveuse continues |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1417913A (en) |
-
1964
- 1964-12-21 FR FR999455A patent/FR1417913A/en not_active Expired
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