FR463956A - - Google Patents
Info
- Publication number
- FR463956A FR463956A FR463956DA FR463956A FR 463956 A FR463956 A FR 463956A FR 463956D A FR463956D A FR 463956DA FR 463956 A FR463956 A FR 463956A
- 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
- E21C25/00—Cutting machines, i.e. for making slits approximately parallel or perpendicular to the seam
- E21C25/52—Machines incorporating two or more of the slitting means according to groups E21C25/02, E21C25/06, E21C25/16, E21C25/20 and E21C25/22
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)
- Knives (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE191324707X | 1912-10-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR463956A true FR463956A (de) | 1900-01-01 |
Family
ID=32513663
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR463956D Expired FR463956A (de) | 1912-10-31 |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR463956A (de) |
GB (1) | GB191324707A (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2430364A (en) * | 1944-08-30 | 1947-11-04 | Peale Richard | Apparatus for mining and loading coal |
DE1168365B (de) * | 1960-01-14 | 1964-04-23 | Eickhoff Geb | Mit Schraemwalzen ausgeruestete Gewinnungsmaschine fuer den Abbau in beiden Fahrtrichtungen |
US3329467A (en) * | 1965-01-29 | 1967-07-04 | Westinghouse Air Brake Co | Mining machine having ripper drum between spaced boring heads |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2699327A (en) * | 1949-10-19 | 1955-01-11 | Goodman Mfg Co | Mining head for cutting and dislodging coal |
-
0
- FR FR463956D patent/FR463956A/fr not_active Expired
-
1913
- 1913-10-30 GB GB191324707D patent/GB191324707A/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2430364A (en) * | 1944-08-30 | 1947-11-04 | Peale Richard | Apparatus for mining and loading coal |
DE1168365B (de) * | 1960-01-14 | 1964-04-23 | Eickhoff Geb | Mit Schraemwalzen ausgeruestete Gewinnungsmaschine fuer den Abbau in beiden Fahrtrichtungen |
US3329467A (en) * | 1965-01-29 | 1967-07-04 | Westinghouse Air Brake Co | Mining machine having ripper drum between spaced boring heads |
Also Published As
Publication number | Publication date |
---|---|
GB191324707A (en) | 1914-03-12 |