NL295917A - - Google Patents

Info

Publication number
NL295917A
NL295917A NL295917DA NL295917A NL 295917 A NL295917 A NL 295917A NL 295917D A NL295917D A NL 295917DA NL 295917 A NL295917 A NL 295917A
Authority
NL
Netherlands
Application number
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.)
Publication date
Publication of NL295917A publication Critical patent/NL295917A/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH 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 DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
    • E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
    • E21D9/0642—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining the shield having means for additional processing at the front end
    • E21D9/065—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining the shield having means for additional processing at the front end with devices for provisionally supporting the front face
NL295917D 1963-05-23 NL295917A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US282771A US3250078A (en) 1963-05-23 1963-05-23 Apparatus for driving tunnels

Publications (1)

Publication Number Publication Date
NL295917A true NL295917A (xx) 1900-01-01

Family

ID=23083059

Family Applications (1)

Application Number Title Priority Date Filing Date
NL295917D NL295917A (xx) 1963-05-23

Country Status (6)

Country Link
US (1) US3250078A (xx)
BE (1) BE636044A (xx)
CH (1) CH414717A (xx)
DE (1) DE1255129B (xx)
GB (1) GB1034465A (xx)
NL (1) NL295917A (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3762174A (en) * 1972-07-17 1973-10-02 Pamco Const Protective inching shield for pipe-laying
US3978675A (en) * 1974-01-29 1976-09-07 Coal Industry (Patents) Limited Mine roof support equipment
CN112443335B (zh) * 2020-10-27 2023-05-12 南昌轨道交通集团有限公司地铁项目管理分公司 隧道下穿管线自动控制变形的支护体系及其施工方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1032952A (en) * 1912-05-10 1912-07-16 Emile R Shnable Method of constructing subways.
US2134478A (en) * 1938-05-11 1938-10-25 Equipment Rental Corp Tunneling machine
US2385251A (en) * 1943-02-22 1945-09-18 Ayers Frederick Percival Tunneling method
DE911961C (de) * 1948-10-02 1954-05-24 Hans Joachim Von Hippel Dr Ing Verfahren und Vorrichtung zum wandernden Ausbau von Abbaustreben
DE942384C (de) * 1954-02-26 1956-05-03 Mueller & Borggraefe K G Verfahren zum fortlaufenden freien Vorpfaenden beim Strebausbau mit stempelfreiem Abbaustoss
US2997853A (en) * 1958-07-14 1961-08-29 Maxwell F Kemper Apparatus for driving tunnels
DE1089710B (de) * 1958-12-27 1960-09-29 Bochumer Eisen Heintzmann Ausbaukammer fuer Streckenvortriebe, insbesondere im untertaegigen Bergbau
FR1264673A (fr) * 1960-05-14 1961-06-23 Bwg Bergwerk Walzwerk Cadre de soutènement mobile, pour le fond des mines

Also Published As

Publication number Publication date
BE636044A (xx) 1900-01-01
DE1255129B (de) 1967-11-30
CH414717A (fr) 1966-06-15
GB1034465A (en) 1966-06-29
US3250078A (en) 1966-05-10

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