GB191309448A - Coal Cutting Machine. - Google Patents
Coal Cutting Machine.Info
- Publication number
- GB191309448A GB191309448A GB191309448DA GB191309448A GB 191309448 A GB191309448 A GB 191309448A GB 191309448D A GB191309448D A GB 191309448DA GB 191309448 A GB191309448 A GB 191309448A
- Authority
- GB
- United Kingdom
- Prior art keywords
- shaft
- cutting machine
- machine
- disks
- driven
- 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
- 239000003245 coal Substances 0.000 title 1
- 239000000428 dust Substances 0.000 abstract 1
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
- E21C25/16—Machines slitting solely by one or more rotating saws, cutting discs, or wheels
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)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Gear Transmission (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE257965T | 1912-04-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB191309448A true GB191309448A (en) | 1913-10-09 |
Family
ID=32604561
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB191309448D Expired GB191309448A (en) | 1912-04-22 | 1913-04-22 | Coal Cutting Machine. |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE257965C (US20030199744A1-20031023-C00003.png) |
FR (1) | FR456816A (US20030199744A1-20031023-C00003.png) |
GB (1) | GB191309448A (US20030199744A1-20031023-C00003.png) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1006435A (fr) * | 1948-01-14 | 1952-04-23 | Foreuse |
-
1912
- 1912-04-22 DE DE1912257965D patent/DE257965C/de not_active Expired - Lifetime
-
1913
- 1913-04-18 FR FR456816D patent/FR456816A/fr not_active Expired
- 1913-04-22 GB GB191309448D patent/GB191309448A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR456816A (fr) | 1913-09-05 |
DE257965C (US20030199744A1-20031023-C00003.png) |
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