BE644563A - - Google Patents
Info
- Publication number
- BE644563A BE644563A BE644563DA BE644563A BE 644563 A BE644563 A BE 644563A BE 644563D A BE644563D A BE 644563DA BE 644563 A BE644563 A BE 644563A
- Authority
- BE
- Belgium
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
- E21C25/54—Slitting by unguided cutter cables or cutter chains, or by unguided tools drawn along the working face by cables or the like
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- 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
- E21C27/32—Mineral freed by means not involving slitting by adjustable or non-adjustable planing means with or without loading arrangements
- E21C27/34—Machine propelled along the working face by cable or chain
- E21C27/35—Ram-ploughs
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)
- Sawing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEG37232A DE1209078B (de) | 1963-03-08 | 1963-03-08 | Einrichtung zur Bohrlocherweiterung fuer die Vorrichtung von Rammstreben |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE644563A true BE644563A (US20020051482A1-20020502-M00012.png) | 1964-09-02 |
Family
ID=7125587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE644563D BE644563A (US20020051482A1-20020502-M00012.png) | 1963-03-08 | 1964-03-02 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE644563A (US20020051482A1-20020502-M00012.png) |
| DE (1) | DE1209078B (US20020051482A1-20020502-M00012.png) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE963595C (de) * | 1950-06-05 | 1957-05-09 | Houilleres Bassin Du Nord | Mittels Seil oder Kette durch ein Bohrloch hindurchziehbares Werkzeug zur stufenweisen Erweiterung |
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1963
- 1963-03-08 DE DEG37232A patent/DE1209078B/de active Pending
-
1964
- 1964-03-02 BE BE644563D patent/BE644563A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1209078B (de) | 1966-01-20 |
