FR2571427B1 - Outil de havage, en particulier pour des machines pour tracages en veine - Google Patents
Outil de havage, en particulier pour des machines pour tracages en veineInfo
- Publication number
- FR2571427B1 FR2571427B1 FR8513753A FR8513753A FR2571427B1 FR 2571427 B1 FR2571427 B1 FR 2571427B1 FR 8513753 A FR8513753 A FR 8513753A FR 8513753 A FR8513753 A FR 8513753A FR 2571427 B1 FR2571427 B1 FR 2571427B1
- Authority
- FR
- France
- Prior art keywords
- havage
- pathways
- machines
- tool
- havage tool
- 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
- 230000037361 pathway Effects 0.000 title 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/22—Equipment for preventing the formation of, or for removal of, dust
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
- E21B21/002—Down-hole drilling fluid separation systems
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/18—Mining picks; Holders therefor
- E21C35/187—Mining picks; Holders therefor with arrangement of fluid-spraying nozzles
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Auxiliary Devices For Machine Tools (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Road Repair (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19843436762 DE3436762A1 (de) | 1984-10-06 | 1984-10-06 | Schraemwerkzeug fuer insbesondere streckenvortriebsmaschinen |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2571427A1 FR2571427A1 (fr) | 1986-04-11 |
FR2571427B1 true FR2571427B1 (fr) | 1987-12-24 |
Family
ID=6247305
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8513753A Expired FR2571427B1 (fr) | 1984-10-06 | 1985-09-17 | Outil de havage, en particulier pour des machines pour tracages en veine |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE3436762A1 (ja) |
FR (1) | FR2571427B1 (ja) |
GB (1) | GB2165287B (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9025934D0 (en) * | 1990-11-29 | 1991-01-16 | Hydra Tools Int Plc | Mineral mining equipment etc |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NO810302L (no) * | 1980-02-02 | 1981-08-03 | Drilling & Service Uk Ltd | Borkrone og anvendelse av samme. |
AT369859B (de) * | 1981-03-12 | 1983-02-10 | Voest Alpine Ag | Einrichtung zum kuehlen der meissel einer schraemmaschine |
SE452638B (sv) * | 1982-03-10 | 1987-12-07 | Sandvik Ab | Anordning for vetsketillforsel vid roterande verktyg for brytning av fast material |
-
1984
- 1984-10-06 DE DE19843436762 patent/DE3436762A1/de active Granted
-
1985
- 1985-09-17 FR FR8513753A patent/FR2571427B1/fr not_active Expired
- 1985-10-01 GB GB08524213A patent/GB2165287B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2571427A1 (fr) | 1986-04-11 |
GB8524213D0 (en) | 1985-11-06 |
GB2165287B (en) | 1987-07-22 |
DE3436762C2 (ja) | 1989-07-13 |
GB2165287A (en) | 1986-04-09 |
DE3436762A1 (de) | 1986-04-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |