GB933861A - Improvements in supports for tunnels - Google Patents

Improvements in supports for tunnels

Info

Publication number
GB933861A
GB933861A GB3724258A GB3724258A GB933861A GB 933861 A GB933861 A GB 933861A GB 3724258 A GB3724258 A GB 3724258A GB 3724258 A GB3724258 A GB 3724258A GB 933861 A GB933861 A GB 933861A
Authority
GB
United Kingdom
Prior art keywords
supports
nov
spacers
mine roof
tunnels
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
GB3724258A
Inventor
Andrew Marsden
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.)
CAUSEWAY STEEL PRODUCTS Ltd
Original Assignee
CAUSEWAY STEEL PRODUCTS 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 CAUSEWAY STEEL PRODUCTS Ltd filed Critical CAUSEWAY STEEL PRODUCTS Ltd
Priority to GB3724258A priority Critical patent/GB933861A/en
Publication of GB933861A publication Critical patent/GB933861A/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
    • E21D19/04—Provisional protective covers for working space for use in drifting galleries
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/14—Lining predominantly with metal
    • E21D11/15—Plate linings; Laggings, i.e. linings designed for holding back formation material or for transmitting the load to main supporting members
    • E21D11/152—Laggings made of grids or nettings

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)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Tents Or Canopies (AREA)

Abstract

933,861. Mine roof supports. STEEL PRODUCTS Ltd. Nov. 19, 1959 [Nov. 19, 1958; June 19, 1959], Nos. 37242/58 and 21149/59. Class 85. [Also in Group XXV] Mine roof supports are composed of two parallel sheets of wire mesh 2 held against spacers. The spacers may be metal strips 1 against both edges of each of which the mesh is held by clips 3. This double sheet may be in the form of an arch.
GB3724258A 1958-11-19 1958-11-19 Improvements in supports for tunnels Expired GB933861A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB3724258A GB933861A (en) 1958-11-19 1958-11-19 Improvements in supports for tunnels

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3724258A GB933861A (en) 1958-11-19 1958-11-19 Improvements in supports for tunnels

Publications (1)

Publication Number Publication Date
GB933861A true GB933861A (en) 1963-08-14

Family

ID=10394903

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3724258A Expired GB933861A (en) 1958-11-19 1958-11-19 Improvements in supports for tunnels

Country Status (1)

Country Link
GB (1) GB933861A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2555659A1 (en) * 1983-11-30 1985-05-31 Roesler Soest Draht Gmbh WIRE MESH FOR THE CONSTRUCTION OF TUNNELS OR UNDERGROUND, THE SUPPORT OF GALLERY OR THE LIKE
WO2015179883A3 (en) * 2014-05-08 2016-04-28 Elbroc Mining Products (Pty) Ltd Support arrangement
US20180291736A1 (en) * 2016-07-08 2018-10-11 Shandong University High-strength confined concrete support system for underground tunnel

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2555659A1 (en) * 1983-11-30 1985-05-31 Roesler Soest Draht Gmbh WIRE MESH FOR THE CONSTRUCTION OF TUNNELS OR UNDERGROUND, THE SUPPORT OF GALLERY OR THE LIKE
WO2015179883A3 (en) * 2014-05-08 2016-04-28 Elbroc Mining Products (Pty) Ltd Support arrangement
US20180291736A1 (en) * 2016-07-08 2018-10-11 Shandong University High-strength confined concrete support system for underground tunnel
US10415387B2 (en) * 2016-07-08 2019-09-17 Shandong University High-strength confined concrete support system for underground tunnel

Similar Documents

Publication Publication Date Title
ZA717936B (en) Electroplated steel sheet
GB933861A (en) Improvements in supports for tunnels
GB862895A (en) Improvements relating to cloches
IL38473A0 (en) New 6alpha-fluoro-16alpha,18-dimethyl-delta1,4-pregnadiene-3,20-diones
AU3620771A (en) Method for heating free-machining steel prior to hot working
CA580795A (en) Laminated, sheet metal gasket
ZA703402B (en) Improved low carbon,mild steel and the production of sheet or strip therefrom
BE594848A (en) Clip for double folds in metal roof profiles.
CA557464A (en) Fastening means for panels, sheets and the like
IL38241A (en) 6alpha,16alpha-dimethyl-21-hydroxy-delta1,4-pregnadiene-3,20-diones
AU409623B2 (en) High strength steel sheet or strip
CA542902A (en) Mine roof bolt
CA567377A (en) Self-propelled sheet metal shear
AU6425065A (en) High strength steel sheet or strip
FI35114A (en) Sealing press for sheet metal roof and other plates
AU441191B2 (en) Improved low carbon, mild steel sheet or strip and method of production
AU222387B2 (en) Improvements in or relating to mild steel
CA582984A (en) Shearing sheets from continuously advancing strip
CA23974S (en) Clip for joining panel edges
AU280322B2 (en) Method and means for securing roofing sheets
AU466730B2 (en) Malleable and corrosion-resistant steel sheet
AU115871B2 (en) Improvements in arched roof construction
AU278817B2 (en) Hot rolled steel strip
AU213739B2 (en) Improvements in roof bolts
CA674481A (en) Steel wool