FR588754A - Coal mining process - Google Patents

Coal mining process

Info

Publication number
FR588754A
FR588754A FR588754DA FR588754A FR 588754 A FR588754 A FR 588754A FR 588754D A FR588754D A FR 588754DA FR 588754 A FR588754 A FR 588754A
Authority
FR
France
Prior art keywords
coal mining
mining process
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
Other languages
French (fr)
Inventor
Everett Drennen
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 filed Critical
Application granted granted Critical
Publication of FR588754A publication Critical patent/FR588754A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C41/00—Methods of underground or surface mining; Layouts therefor
    • E21C41/16—Methods of underground mining; Layouts therefor
    • E21C41/18—Methods of underground mining; Layouts therefor for brown or hard coal

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
FR588754D 1924-03-22 1924-11-10 Coal mining process Expired FR588754A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US588754XA 1924-03-22 1924-03-22

Publications (1)

Publication Number Publication Date
FR588754A true FR588754A (en) 1925-05-15

Family

ID=22019446

Family Applications (1)

Application Number Title Priority Date Filing Date
FR588754D Expired FR588754A (en) 1924-03-22 1924-11-10 Coal mining process

Country Status (1)

Country Link
FR (1) FR588754A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2480349A1 (en) * 1980-04-15 1981-10-16 Tatabanyai Szenbanyak PROCESS FOR OPERATING COAL VEINS

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2480349A1 (en) * 1980-04-15 1981-10-16 Tatabanyai Szenbanyak PROCESS FOR OPERATING COAL VEINS

Similar Documents

Publication Publication Date Title
FR588754A (en) Coal mining process
FR632104A (en) Operating process for coal mines
FR580584A (en) Mine stuffing pads
FR575222A (en) Improvements to coal agglomeration
FR593458A (en) Machine for mining coal
FR587006A (en) Method of mining
FR609470A (en) Improvements to machines for coal mining
FR612032A (en) Process for neutralizing coal dust in mine galleries
FR593983A (en) Coal mining machine
FR649474A (en) Coal liquefaction process
FR523333A (en) New process for mining coal beds at great depth
FR669452A (en) Digging process for mining furnaces
FR617156A (en) Charging process for mining coal at the mine
FR583597A (en) Bituminous sands and sandstone mining process
FR653474A (en) Coal briquetting process
FR656491A (en) Mining operation process with evacuation conveyor bridges
FR658406A (en) Process for breaking coal fines into pieces
FR650475A (en) Coal gasification process
FR509861A (en) Mine blaster
FR576977A (en) Mine extraction cable adjustment device
FR586664A (en) Bucket extraction system for mining shafts
FR628183A (en) Coal coking process
FR567487A (en) Process and machinery for mine ventilation
FR611548A (en) Briquetting process for coal
FR587896A (en) Total coal gasification process