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GB2018862B - Equipment for laying a layer of elongate material - Google Patents

Equipment for laying a layer of elongate material

Info

Publication number
GB2018862B
GB2018862B GB7912136A GB7912136A GB2018862B GB 2018862 B GB2018862 B GB 2018862B GB 7912136 A GB7912136 A GB 7912136A GB 7912136 A GB7912136 A GB 7912136A GB 2018862 B GB2018862 B GB 2018862B
Authority
GB
United Kingdom
Prior art keywords
laying
equipment
layer
elongate material
elongate
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
GB7912136A
Other versions
GB2018862A (en
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 GB7912136A priority Critical patent/GB2018862B/en
Publication of GB2018862A publication Critical patent/GB2018862A/en
Application granted granted Critical
Publication of GB2018862B publication Critical patent/GB2018862B/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D19/00—Provisional protective covers for working space
    • E21D19/02—Provisional protective covers for working space for use in longwall working

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
GB7912136A 1978-04-11 1979-04-06 Equipment for laying a layer of elongate material Expired GB2018862B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7912136A GB2018862B (en) 1978-04-11 1979-04-06 Equipment for laying a layer of elongate material

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1419778 1978-04-11
GB7912136A GB2018862B (en) 1978-04-11 1979-04-06 Equipment for laying a layer of elongate material

Publications (2)

Publication Number Publication Date
GB2018862A GB2018862A (en) 1979-10-24
GB2018862B true GB2018862B (en) 1982-06-23

Family

ID=26250384

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7912136A Expired GB2018862B (en) 1978-04-11 1979-04-06 Equipment for laying a layer of elongate material

Country Status (1)

Country Link
GB (1) GB2018862B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4339216A (en) 1979-05-23 1982-07-13 Coal Industry (Patents) Limited Equipment for laying a layer of elongate material adjacent to an exposed rock or mineral surface in an underground mine

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109339833B (en) * 2018-12-05 2020-10-16 贵州大学 A protection device for coal mine development to prevent waste slag from falling

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4339216A (en) 1979-05-23 1982-07-13 Coal Industry (Patents) Limited Equipment for laying a layer of elongate material adjacent to an exposed rock or mineral surface in an underground mine

Also Published As

Publication number Publication date
GB2018862A (en) 1979-10-24

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee