FR2040203A1 - - Google Patents

Info

Publication number
FR2040203A1
FR2040203A1 FR6934922A FR6934922A FR2040203A1 FR 2040203 A1 FR2040203 A1 FR 2040203A1 FR 6934922 A FR6934922 A FR 6934922A FR 6934922 A FR6934922 A FR 6934922A FR 2040203 A1 FR2040203 A1 FR 2040203A1
Authority
FR
France
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Withdrawn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
FR6934922A
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.)
Gewerkschaft Eisenhutte Westfalia GmbH
Original Assignee
Gewerkschaft Eisenhutte Westfalia GmbH
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 Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Publication of FR2040203A1 publication Critical patent/FR2040203A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK 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
    • E21D9/08—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield
    • E21D9/0875—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining with additional boring or cutting means other than the conventional cutting edge of the shield with a movable support arm carrying cutting tools for attacking the front face, e.g. a bucket

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Earth Drilling (AREA)
FR6934922A 1969-04-25 1969-10-13 Withdrawn FR2040203A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1921092A DE1921092C3 (de) 1969-04-25 1969-04-25 Gewinnungs- und Ladeeinrichtung für den Rohrpreßvortrieb

Publications (1)

Publication Number Publication Date
FR2040203A1 true FR2040203A1 (fr) 1971-01-22

Family

ID=5732316

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6934922A Withdrawn FR2040203A1 (fr) 1969-04-25 1969-10-13

Country Status (5)

Country Link
AT (1) AT304619B (fr)
CH (1) CH512640A (fr)
DE (1) DE1921092C3 (fr)
FR (1) FR2040203A1 (fr)
GB (1) GB1231728A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2107289C3 (de) * 1971-02-16 1982-04-29 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen Gewinnungs- und Ladeeinrichtung für den Rohrvorpreßbetrieb
DE3709932C2 (de) * 1987-03-26 1995-08-31 Cm Celler Maschinenfabrik Gmbh Schneidschuh für Preßbohranlagen zum grabenlosen Verlegen von Rohrleitungen oder dergleichen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1990910U (de) * 1968-08-08 Maschinenfabrik Rudolf Hausherr a Sohne GmbH 4322 Sprockhovel Vortriebs- und Gewm nungsmaschme
US3224608A (en) * 1963-01-15 1965-12-21 Universal Marion Corp Earth working and materials handling machine
GB1149353A (en) * 1965-07-30 1969-04-23 Coal Industry Patents Ltd Excavation machines particularly for use in mines
CH452578A (de) * 1967-04-14 1968-03-15 Rohrer Marti Ag Ulrich Abbaumaschine
DE1284916B (de) * 1967-04-27 1968-12-12 Gewerk Eisenhuette Westfalia Gewinnungs- und Ladevorrichtung

Also Published As

Publication number Publication date
DE1921092B2 (de) 1977-12-15
CH512640A (de) 1971-09-15
AT304619B (de) 1973-01-10
GB1231728A (fr) 1971-05-12
DE1921092C3 (de) 1981-12-24
DE1921092A1 (de) 1970-10-29

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Legal Events

Date Code Title Description
ST Notification of lapse