CA960841A - Method and apparatus for manufacturing concrete pipes, particularly shaft rings - Google Patents

Method and apparatus for manufacturing concrete pipes, particularly shaft rings

Info

Publication number
CA960841A
CA960841A CA120,451A CA120451A CA960841A CA 960841 A CA960841 A CA 960841A CA 120451 A CA120451 A CA 120451A CA 960841 A CA960841 A CA 960841A
Authority
CA
Canada
Prior art keywords
concrete pipes
manufacturing concrete
shaft rings
particularly shaft
rings
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
CA120,451A
Other languages
English (en)
Other versions
CA120451S (en
Inventor
Rudolf Pappers
Kurt John
Georg Hohberg
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.)
Knauer Maschinenfabrik GmbH
Original Assignee
Knauer Maschinenfabrik 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 Knauer Maschinenfabrik GmbH filed Critical Knauer Maschinenfabrik GmbH
Application granted granted Critical
Publication of CA960841A publication Critical patent/CA960841A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B21/00—Methods or machines specially adapted for the production of tubular articles
    • B28B21/02—Methods or machines specially adapted for the production of tubular articles by casting into moulds
    • B28B21/06—Methods or machines specially adapted for the production of tubular articles by casting into moulds into moulds having sliding parts

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
  • Moulds, Cores, Or Mandrels (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
CA120,451A 1970-08-24 1971-08-12 Method and apparatus for manufacturing concrete pipes, particularly shaft rings Expired CA960841A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2041947 1970-08-24

Publications (1)

Publication Number Publication Date
CA960841A true CA960841A (en) 1975-01-14

Family

ID=5780580

Family Applications (1)

Application Number Title Priority Date Filing Date
CA120,451A Expired CA960841A (en) 1970-08-24 1971-08-12 Method and apparatus for manufacturing concrete pipes, particularly shaft rings

Country Status (4)

Country Link
US (1) US3788793A (enrdf_load_stackoverflow)
CA (1) CA960841A (enrdf_load_stackoverflow)
DE (1) DE2041947B1 (enrdf_load_stackoverflow)
FR (1) FR2105934A5 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104908158B (zh) * 2014-03-12 2017-08-01 扬州市华光双瑞实业有限公司 一种径向挤压成型工艺混凝土管模具

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US450583A (en) * 1891-04-14 Machine for making sewer-pipe
US1862709A (en) * 1930-03-24 1932-06-14 Zeidler Concrete Products Mach Machine for constructing concrete pipe
US1961981A (en) * 1930-10-21 1934-06-05 Pechstadt Herbert Machine for molding pipes and other hollow articles
US2527717A (en) * 1949-09-06 1950-10-31 Fry Elwood Apparatus for molding concrete septic tanks
US2870513A (en) * 1955-04-28 1959-01-27 Archie R Gagne Pipe making apparatus
US3078539A (en) * 1960-02-01 1963-02-26 Cie Miron Ltee Concrete pipe moulding apparatus
US3119165A (en) * 1961-03-20 1964-01-28 Boise Cascade Corp Automatic concrete pipe molding machine for belled pipe
US3201843A (en) * 1963-08-13 1965-08-24 Price Brothers Co Concrete pipe molding machine
US3383742A (en) * 1964-11-30 1968-05-21 Beloit Corp Machine for making concrete pipes

Also Published As

Publication number Publication date
DE2041947C2 (enrdf_load_stackoverflow) 1975-05-07
FR2105934A5 (enrdf_load_stackoverflow) 1972-04-28
DE2041947B1 (de) 1972-03-09
US3788793A (en) 1974-01-29

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