AU4595479A - Mining minerals, especially coal formations - Google Patents

Mining minerals, especially coal formations

Info

Publication number
AU4595479A
AU4595479A AU45954/79A AU4595479A AU4595479A AU 4595479 A AU4595479 A AU 4595479A AU 45954/79 A AU45954/79 A AU 45954/79A AU 4595479 A AU4595479 A AU 4595479A AU 4595479 A AU4595479 A AU 4595479A
Authority
AU
Australia
Prior art keywords
coal formations
especially coal
mining minerals
minerals
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.)
Granted
Application number
AU45954/79A
Other versions
AU524549B2 (en
Inventor
Donald L. Leibee
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.)
Kennametal Inc
Original Assignee
Kennametal Inc
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 Kennametal Inc filed Critical Kennametal Inc
Publication of AU4595479A publication Critical patent/AU4595479A/en
Application granted granted Critical
Publication of AU524549B2 publication Critical patent/AU524549B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/18—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by milling, e.g. channelling by means of milling tools
    • B28D1/181—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by milling, e.g. channelling by means of milling tools using cutters loosely mounted on a turning tool support
    • 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
    • E21C25/06—Machines slitting solely by one or more cutting rods or cutting drums which rotate, move through the seam, and may or may not reciprocate
    • E21C25/10—Rods; Drums
    • 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
    • E21C27/24—Mineral freed by means not involving slitting by milling means acting on the full working face, i.e. the rotary axis of the tool carrier being substantially parallel to the working face

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)
  • Arc Welding In General (AREA)
AU45954/79A 1978-04-10 1979-04-09 Mining minerals, especially coal formations Ceased AU524549B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US89473678A 1978-04-10 1978-04-10
US894736 1978-04-10

Publications (2)

Publication Number Publication Date
AU4595479A true AU4595479A (en) 1979-10-18
AU524549B2 AU524549B2 (en) 1982-09-23

Family

ID=25403468

Family Applications (1)

Application Number Title Priority Date Filing Date
AU45954/79A Ceased AU524549B2 (en) 1978-04-10 1979-04-09 Mining minerals, especially coal formations

Country Status (5)

Country Link
AU (1) AU524549B2 (en)
CA (1) CA1110283A (en)
DE (1) DE2914569C2 (en)
FR (1) FR2422814A1 (en)
GB (1) GB2018861B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005003840A1 (en) * 2005-01-27 2006-08-10 Bechem, Ulrich Device for milling rocks and other materials
CN102162264A (en) * 2011-02-28 2011-08-24 中交天津航道局有限公司 A rock digging method for a reamer of a cutter suction boat in coral reefs and rock constructions
EP2803817B1 (en) * 2013-05-13 2019-02-27 Caterpillar Global Mining Europe GmbH Milling device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE288984C (en) * 1915-05-01 1915-11-30 Walter Prager SHEARING MACHINE WITH TWO ROTATING DISCS
US3343883A (en) * 1965-06-11 1967-09-26 Coal Industry Patents Ltd Rotary cutter units for longwall mineral mining machines

Also Published As

Publication number Publication date
CA1110283A (en) 1981-10-06
DE2914569C2 (en) 1984-02-23
GB2018861B (en) 1982-08-18
FR2422814B1 (en) 1983-11-18
FR2422814A1 (en) 1979-11-09
GB2018861A (en) 1979-10-24
DE2914569A1 (en) 1979-10-11
AU524549B2 (en) 1982-09-23

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