| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB687362AGB954122A (en) | 1962-02-22 | 1962-02-22 | Improvements in or relating to coal cutting machines |
| Publication Number | Publication Date |
|---|---|
| CH394992Atrue CH394992A (en) | 1965-07-15 |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH348382DCH348382A (en) | 1962-02-22 | 1958-12-29 | Haveuse |
| CH213763ACH394992A (en) | 1962-02-22 | 1963-02-20 | Haveuse |
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH348382DCH348382A (en) | 1962-02-22 | 1958-12-29 | Haveuse |
| Country | Link |
|---|---|
| BE (1) | BE628743A (en) |
| CH (2) | CH348382A (en) |
| DE (2) | DE1189496B (en) |
| FR (1) | FR1216017A (en) |
| GB (2) | GB906023A (en) |
| LU (2) | LU36989A1 (en) |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1265686B (en)* | 1966-10-20 | 1968-04-11 | Tungsten Carbide Developments | Pick with pick housing for coal cutting machines |
| US4968101A (en)* | 1987-07-06 | 1990-11-06 | Bossow Emory R | Vertical asphalt and concrete miller |
| US5470131A (en)* | 1994-06-21 | 1995-11-28 | Americore Technologies, Inc. | Methods and apparatus for cutting circular slots in pavement extending about manhole castings |
| DE102008001089B3 (en)* | 2008-04-09 | 2009-08-06 | Erkat Spezialmaschinen Und Service Gmbh | Cutting head body and cutting head for a propulsion or extraction machine and method for their preparation |
| CN102383790A (en)* | 2011-10-27 | 2012-03-21 | 山西晋煤集团金鼎煤机矿业有限责任公司 | Novel cutting head spiral drum used for shearer |
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB321788A (en)* | 1928-10-10 | 1929-11-21 | George Arthur Hirst | Improvements relating to coal cutting machines |
| DE939261C (en)* | 1953-03-01 | 1956-02-16 | Eickhoff Maschinenfabrik Geb | Schraemmaschine with a chain cutter arm and a Schraemwalze |
| Publication number | Publication date |
|---|---|
| GB906023A (en) | 1962-09-19 |
| LU43242A1 (en) | 1963-04-22 |
| DE1910012U (en) | 1965-02-18 |
| LU36989A1 (en) | 1960-09-01 |
| CH348382A (en) | 1960-08-31 |
| GB954122A (en) | 1964-04-02 |
| BE628743A (en) | 1963-06-17 |
| DE1189496B (en) | 1965-03-25 |
| FR1216017A (en) | 1960-04-21 |
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|---|---|---|
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