BE823032A - Perfectionnements relatifs a des machines de mines - Google Patents
Perfectionnements relatifs a des machines de minesInfo
- Publication number
- BE823032A BE823032A BE151226A BE151226A BE823032A BE 823032 A BE823032 A BE 823032A BE 151226 A BE151226 A BE 151226A BE 151226 A BE151226 A BE 151226A BE 823032 A BE823032 A BE 823032A
- Authority
- BE
- Belgium
- Prior art keywords
- mining machines
- developments relating
- developments
- relating
- mining
- Prior art date
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)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5682973A GB1441609A (en) | 1973-12-07 | 1973-12-07 | Mining machinery |
Publications (1)
Publication Number | Publication Date |
---|---|
BE823032A true BE823032A (fr) | 1975-04-01 |
Family
ID=10477650
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE151226A BE823032A (fr) | 1973-12-07 | 1974-12-06 | Perfectionnements relatifs a des machines de mines |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE823032A (fr) |
DE (1) | DE2457317A1 (fr) |
GB (1) | GB1441609A (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3514446A1 (de) * | 1985-04-22 | 1986-10-23 | Hans Krummenauer GmbH & Co KG, 6680 Neunkirchen | Schneidkopf einer gewinnungsmaschine oder vortriebsmaschine |
US10982397B2 (en) * | 2019-06-12 | 2021-04-20 | Caterpillar Paving Products Inc. | Milling rotor |
-
1973
- 1973-12-07 GB GB5682973A patent/GB1441609A/en not_active Expired
-
1974
- 1974-12-04 DE DE19742457317 patent/DE2457317A1/de not_active Withdrawn
- 1974-12-06 BE BE151226A patent/BE823032A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
DE2457317A1 (de) | 1975-06-12 |
GB1441609A (en) | 1976-07-07 |
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