FR83086E - Improvements to shearers - Google Patents
Improvements to shearersInfo
- Publication number
- FR83086E FR83086E FR925203A FR925203A FR83086E FR 83086 E FR83086 E FR 83086E FR 925203 A FR925203 A FR 925203A FR 925203 A FR925203 A FR 925203A FR 83086 E FR83086 E FR 83086E
- Authority
- FR
- France
- Prior art keywords
- shearers
- 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
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/06—Machines slitting solely by one or more cutting rods or cutting drums which rotate, move through the seam, and may or may not reciprocate
- E21C25/10—Rods; Drums
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 |
---|---|---|---|
FR925203A FR83086E (en) | 1962-02-22 | 1963-02-19 | Improvements to shearers |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB687362A GB954122A (en) | 1962-02-22 | 1962-02-22 | Improvements in or relating to coal cutting machines |
FR925203A FR83086E (en) | 1962-02-22 | 1963-02-19 | Improvements to shearers |
Publications (1)
Publication Number | Publication Date |
---|---|
FR83086E true FR83086E (en) | 1964-06-05 |
Family
ID=26199880
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR925203A Expired FR83086E (en) | 1962-02-22 | 1963-02-19 | Improvements to shearers |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR83086E (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2330806A1 (en) * | 1975-11-06 | 1977-06-03 | Dresser Ind | ROTARY CUTTING TOOL FOR A SCRAPER |
FR2538850A1 (en) * | 1983-01-04 | 1984-07-06 | Krampe & Co | Rock cutting drum for coal mining machine |
-
1963
- 1963-02-19 FR FR925203A patent/FR83086E/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2330806A1 (en) * | 1975-11-06 | 1977-06-03 | Dresser Ind | ROTARY CUTTING TOOL FOR A SCRAPER |
FR2538850A1 (en) * | 1983-01-04 | 1984-07-06 | Krampe & Co | Rock cutting drum for coal mining machine |
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