GB801675A - Improvements in and relating to mineral-mining machines of the scraper box-type - Google Patents

Improvements in and relating to mineral-mining machines of the scraper box-type

Info

Publication number
GB801675A
GB801675A GB1861756A GB1861756A GB801675A GB 801675 A GB801675 A GB 801675A GB 1861756 A GB1861756 A GB 1861756A GB 1861756 A GB1861756 A GB 1861756A GB 801675 A GB801675 A GB 801675A
Authority
GB
United Kingdom
Prior art keywords
mineral
scraper box
relating
type
mining machines
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
GB1861756A
Inventor
Malcolm Noel Mayes Owen
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
Priority to GB1861756A priority Critical patent/GB801675A/en
Publication of GB801675A publication Critical patent/GB801675A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH 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
    • E21C27/32—Mineral freed by means not involving slitting by adjustable or non-adjustable planing means with or without loading arrangements
    • E21C27/42—Mineral freed by means not involving slitting by adjustable or non-adjustable planing means with or without loading arrangements combined with scraper or collector box

Abstract

801,675. Mineral-mining apparatus. COAL INDUSTRY (PATENTS), Ltd. June 6, 1957 [June 15, 1956], No. 18617/56. Class 68(1) On the goaf-side of a structure 10 secured on top of a scraper box SB is a vertical plate 17 that directs mineral freed by wedge cutters 12 on the other side of the structure down into the scraper box. Plates 14, 18 brace the plate 17 and help to guide the mineral into the scraper box.
GB1861756A 1956-06-15 1956-06-15 Improvements in and relating to mineral-mining machines of the scraper box-type Expired GB801675A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1861756A GB801675A (en) 1956-06-15 1956-06-15 Improvements in and relating to mineral-mining machines of the scraper box-type

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1861756A GB801675A (en) 1956-06-15 1956-06-15 Improvements in and relating to mineral-mining machines of the scraper box-type

Publications (1)

Publication Number Publication Date
GB801675A true GB801675A (en) 1958-09-17

Family

ID=10115525

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1861756A Expired GB801675A (en) 1956-06-15 1956-06-15 Improvements in and relating to mineral-mining machines of the scraper box-type

Country Status (1)

Country Link
GB (1) GB801675A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4234233A (en) * 1979-02-21 1980-11-18 Hurd Robert L Chain driven cutting bucket for use in deep mining

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4234233A (en) * 1979-02-21 1980-11-18 Hurd Robert L Chain driven cutting bucket for use in deep mining

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