GB1592194A - Roof mat structure for use in mine workings - Google Patents

Roof mat structure for use in mine workings Download PDF

Info

Publication number
GB1592194A
GB1592194A GB12190/80A GB1219080A GB1592194A GB 1592194 A GB1592194 A GB 1592194A GB 12190/80 A GB12190/80 A GB 12190/80A GB 1219080 A GB1219080 A GB 1219080A GB 1592194 A GB1592194 A GB 1592194A
Authority
GB
United Kingdom
Prior art keywords
matting
roof
fastening strip
strip
portions
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
GB12190/80A
Other languages
English (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.)
Groetschel K M
Original Assignee
Groetschel K M
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 Groetschel K M filed Critical Groetschel K M
Publication of GB1592194A publication Critical patent/GB1592194A/en
Expired legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK 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
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
    • 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)
  • Mechanical Engineering (AREA)
  • Roof Covering Using Slabs Or Stiff Sheets (AREA)
  • Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
  • Tents Or Canopies (AREA)
GB12190/80A 1976-07-31 1977-08-01 Roof mat structure for use in mine workings Expired GB1592194A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2634557A DE2634557C2 (de) 1976-07-31 1976-07-31 Verfahren und Vorrichtung zur Herstellung einer den gesamten Ausbau eines Abbaustrebes Oberzieheeden Schutzbespannung

Publications (1)

Publication Number Publication Date
GB1592194A true GB1592194A (en) 1981-07-01

Family

ID=5984440

Family Applications (2)

Application Number Title Priority Date Filing Date
GB44382/79A Expired GB1595370A (en) 1976-07-31 1977-08-01 Methods of and apparatus for applying roof mats to mine workings
GB12190/80A Expired GB1592194A (en) 1976-07-31 1977-08-01 Roof mat structure for use in mine workings

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB44382/79A Expired GB1595370A (en) 1976-07-31 1977-08-01 Methods of and apparatus for applying roof mats to mine workings

Country Status (5)

Country Link
AT (1) AT354962B (enExample)
DE (1) DE2634557C2 (enExample)
FR (1) FR2360747A1 (enExample)
GB (2) GB1595370A (enExample)
ZA (1) ZA774601B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2936206C2 (de) * 1979-09-07 1981-09-24 Groetschel, Karl Maria, Dipl.-Ing., 8000 München Verfahren und Vorrichtung zur Herstellung einer den gesamten Ausbau eines Abbaustrebes überziehenden Schutzbespannung
DE2945082C2 (de) * 1979-11-08 1981-10-22 Groetschel, Karl Maria, Dipl.-Ing., 8000 München Mattenverlegevorrichtung
DE3530469A1 (de) * 1985-08-27 1987-03-05 Niederberg Chemie Nachtraegliche deponieabdichtungen mit bergmaennischem abbau

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1281978B (de) * 1965-04-21 1968-11-07 Karl Maria Groetschel Dipl Ing Verfahren zur grossflaechigen Sicherung des im Zuge des Verhiebsfortschrittes freigelegten Hangendbereichs in Abbaubetrieben
US3902324A (en) * 1973-06-25 1975-09-02 Us Interior Mobile roof supporting shield
DE2426220A1 (de) * 1974-05-29 1975-12-18 Dieter Ing Grad Poller Verfahren und vorrichtung zum staubschutz bei der vollmechanischen kohlengewinnung
DE2442177A1 (de) * 1974-09-03 1976-03-11 Roesler Draht Kg Verfahren und vorrichtung zum unterbinden des entstehens von staub, insbesondere gesteinsstaub, aus dem hangenden und dem bruch beim schild- oder schreitausbau, vornehmlich kohlebergbau
DE2541534A1 (de) * 1975-09-18 1977-03-31 Karl Maria Dipl Ing Groetschel Verfahren und vorrichtung zur sicherung des aufhauens gegen von oben abfallendes kohle- oder bergematerial

Also Published As

Publication number Publication date
AT354962B (de) 1980-02-11
ATA505477A (de) 1979-07-15
FR2360747B1 (enExample) 1983-08-26
GB1595370A (en) 1981-08-12
DE2634557C2 (de) 1979-06-13
ZA774601B (en) 1978-06-28
DE2634557B1 (de) 1977-09-29
FR2360747A1 (fr) 1978-03-03

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Legal Events

Date Code Title Description
PS Patent sealed
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee