FR1421194A - Perfectionnements aux soutènements de mines - Google Patents

Perfectionnements aux soutènements de mines

Info

Publication number
FR1421194A
FR1421194A FR2737A FR2737A FR1421194A FR 1421194 A FR1421194 A FR 1421194A FR 2737 A FR2737 A FR 2737A FR 2737 A FR2737 A FR 2737A FR 1421194 A FR1421194 A FR 1421194A
Authority
FR
France
Prior art keywords
mine supports
mine
supports
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
FR2737A
Other languages
English (en)
French (fr)
Inventor
Jeffrey William Seddon
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.)
Gullick Ltd
Original Assignee
Gullick 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 Gullick Ltd filed Critical Gullick Ltd
Application granted granted Critical
Publication of FR1421194A publication Critical patent/FR1421194A/fr
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
    • E21D23/0052—Mine roof supports for step- by- step movement, e.g. in combination with provisions for shifting of conveyors, mining machines, or guides therefor with advancing shifting devices connected therewith
    • 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
    • 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
    • E21D23/0409—Aligning or guiding means for the supports or for the constitutive parts of the supports

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)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Framework For Endless Conveyors (AREA)
FR2737A 1964-01-21 1965-01-21 Perfectionnements aux soutènements de mines Expired FR1421194A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB268264A GB1044071A (en) 1964-01-21 1964-01-21 Improvements in or relating to roof supports suitable for mines

Publications (1)

Publication Number Publication Date
FR1421194A true FR1421194A (fr) 1965-12-10

Family

ID=9743922

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2737A Expired FR1421194A (fr) 1964-01-21 1965-01-21 Perfectionnements aux soutènements de mines

Country Status (5)

Country Link
AT (1) AT269034B (zh)
BE (1) BE658551A (zh)
FR (1) FR1421194A (zh)
GB (1) GB1044071A (zh)
NL (1) NL6500763A (zh)

Also Published As

Publication number Publication date
BE658551A (zh) 1965-05-17
AT269034B (de) 1969-03-10
NL6500763A (zh) 1965-07-22
GB1044071A (en) 1966-09-28

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