AU3404778A - Mineral mining machines - Google Patents

Mineral mining machines

Info

Publication number
AU3404778A
AU3404778A AU34047/78A AU3404778A AU3404778A AU 3404778 A AU3404778 A AU 3404778A AU 34047/78 A AU34047/78 A AU 34047/78A AU 3404778 A AU3404778 A AU 3404778A AU 3404778 A AU3404778 A AU 3404778A
Authority
AU
Australia
Prior art keywords
mining machines
mineral mining
mineral
machines
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.)
Pending
Application number
AU34047/78A
Inventor
Gordon Ernest Boast
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.)
Coal Industry Patents Ltd
Original Assignee
Coal Industry Patents Ltd
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 Coal Industry Patents Ltd filed Critical Coal Industry Patents Ltd
Publication of AU3404778A publication Critical patent/AU3404778A/en
Pending legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C31/00—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam
    • E21C31/10—Driving means incorporated in machines for slitting or completely freeing the mineral from the seam for slewing parts of the machines
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C27/00—Machines which completely free the mineral from the seam
    • E21C27/02—Machines which completely free the mineral from the seam solely by slitting
    • E21C27/04—Machines which completely free the mineral from the seam solely by slitting by a single chain guided on a frame with or without auxiliary slitting means
    • E21C27/06—Machines which completely free the mineral from the seam solely by slitting by a single chain guided on a frame with or without auxiliary slitting means with a slewing frame
AU34047/78A 1977-03-11 1978-03-10 Mineral mining machines Pending AU3404778A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB10394/77A GB1569216A (en) 1977-03-11 1977-03-11 Mineral mining machines

Publications (1)

Publication Number Publication Date
AU3404778A true AU3404778A (en) 1979-09-13

Family

ID=9967018

Family Applications (1)

Application Number Title Priority Date Filing Date
AU34047/78A Pending AU3404778A (en) 1977-03-11 1978-03-10 Mineral mining machines

Country Status (5)

Country Link
AU (1) AU3404778A (en)
DE (1) DE2809429A1 (en)
FR (1) FR2383305A2 (en)
GB (1) GB1569216A (en)
ZA (1) ZA781251B (en)

Also Published As

Publication number Publication date
ZA781251B (en) 1979-02-28
GB1569216A (en) 1980-06-11
DE2809429A1 (en) 1978-09-14
FR2383305A2 (en) 1978-10-06

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