GB8311696D0 - Mine roof support - Google Patents

Mine roof support

Info

Publication number
GB8311696D0
GB8311696D0 GB838311696A GB8311696A GB8311696D0 GB 8311696 D0 GB8311696 D0 GB 8311696D0 GB 838311696 A GB838311696 A GB 838311696A GB 8311696 A GB8311696 A GB 8311696A GB 8311696 D0 GB8311696 D0 GB 8311696D0
Authority
GB
United Kingdom
Prior art keywords
roof support
mine roof
mine
support
roof
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.)
Withdrawn
Application number
GB838311696A
Other versions
GB2126639A (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.)
Dresser Europe SPRL
Original Assignee
Dresser Europe SPRL
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 Dresser Europe SPRL filed Critical Dresser Europe SPRL
Priority to GB08311696A priority Critical patent/GB2126639A/en
Publication of GB8311696D0 publication Critical patent/GB8311696D0/en
Publication of GB2126639A publication Critical patent/GB2126639A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D23/00—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor
    • E21D23/04—Structural features of the supporting construction, e.g. linking members between adjacent frames or sets of props; Means for counteracting lateral sliding on inclined floor
    • E21D23/06—Special mine caps or special tops of pit-props for permitting step-by-step movement
    • E21D23/063—Retractable cantilever extensions therefor
GB08311696A 1982-09-09 1983-04-28 Mine roof support forepoling beam Withdrawn GB2126639A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08311696A GB2126639A (en) 1982-09-09 1983-04-28 Mine roof support forepoling beam

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8225777 1982-09-09
GB08311696A GB2126639A (en) 1982-09-09 1983-04-28 Mine roof support forepoling beam

Publications (2)

Publication Number Publication Date
GB8311696D0 true GB8311696D0 (en) 1983-06-02
GB2126639A GB2126639A (en) 1984-03-28

Family

ID=26283794

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08311696A Withdrawn GB2126639A (en) 1982-09-09 1983-04-28 Mine roof support forepoling beam

Country Status (1)

Country Link
GB (1) GB2126639A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202009015653U1 (en) * 2009-11-25 2011-07-12 Bucyrus Europe Gmbh Shield cap for a shield extension

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1175673A (en) * 1965-12-16 1969-12-23 Dowty Mining Equipment Ltd Roof Support suitable for use in Mines
FR2164098A5 (en) * 1971-12-10 1973-07-27 Alacchi Georges
GB1494284A (en) * 1975-07-19 1977-12-07 Gullick Dobson Ltd Self-advancing mine roof supports

Also Published As

Publication number Publication date
GB2126639A (en) 1984-03-28

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)