FR1395403A - equipment for coal mining by mining by size - Google Patents

equipment for coal mining by mining by size

Info

Publication number
FR1395403A
FR1395403A FR975415A FR975415A FR1395403A FR 1395403 A FR1395403 A FR 1395403A FR 975415 A FR975415 A FR 975415A FR 975415 A FR975415 A FR 975415A FR 1395403 A FR1395403 A FR 1395403A
Authority
FR
France
Prior art keywords
mining
equipment
size
coal
coal mining
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
Application number
FR975415A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gewerkschaft Eisenhutte Westfalia GmbH
Original Assignee
Gewerkschaft Eisenhutte Westfalia GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Priority to FR975415A priority Critical patent/FR1395403A/en
Application granted granted Critical
Publication of FR1395403A publication Critical patent/FR1395403A/en
Expired legal-status Critical Current

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
    • E21C25/60—Slitting by jets of water or other liquid

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)
FR975415A 1964-05-22 1964-05-22 equipment for coal mining by mining by size Expired FR1395403A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR975415A FR1395403A (en) 1964-05-22 1964-05-22 equipment for coal mining by mining by size

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR975415A FR1395403A (en) 1964-05-22 1964-05-22 equipment for coal mining by mining by size

Publications (1)

Publication Number Publication Date
FR1395403A true FR1395403A (en) 1965-04-09

Family

ID=8830589

Family Applications (1)

Application Number Title Priority Date Filing Date
FR975415A Expired FR1395403A (en) 1964-05-22 1964-05-22 equipment for coal mining by mining by size

Country Status (1)

Country Link
FR (1) FR1395403A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2409376A1 (en) * 1977-11-19 1979-06-15 Gewerk Eisenhuette Westfalia DEVICE FOR THE MECHANICAL AND HYDRAULIC COMBINATION OF COAL OR SIMILAR MINERALS IN BOTTOM MINING OPERATIONS
FR2411298A1 (en) * 1977-12-07 1979-07-06 Gewerk Eisenhuette Westfalia MILLING DEVICE, IN PARTICULAR FOR THE MILLING OF COAL IN BOTTOM MINING OPERATIONS
FR2475619A1 (en) * 1980-02-07 1981-08-14 Gewerk Eisenhuette Westfalia CYLINDER SHREDDER EQUIPPED WITH CUTTING NOZZLES, PARTICULARLY FOR THE EXPLOITATION OF ORE DEPOSITS OR THE LIKE

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2409376A1 (en) * 1977-11-19 1979-06-15 Gewerk Eisenhuette Westfalia DEVICE FOR THE MECHANICAL AND HYDRAULIC COMBINATION OF COAL OR SIMILAR MINERALS IN BOTTOM MINING OPERATIONS
FR2411298A1 (en) * 1977-12-07 1979-07-06 Gewerk Eisenhuette Westfalia MILLING DEVICE, IN PARTICULAR FOR THE MILLING OF COAL IN BOTTOM MINING OPERATIONS
FR2475619A1 (en) * 1980-02-07 1981-08-14 Gewerk Eisenhuette Westfalia CYLINDER SHREDDER EQUIPPED WITH CUTTING NOZZLES, PARTICULARLY FOR THE EXPLOITATION OF ORE DEPOSITS OR THE LIKE

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