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FR515719A - Machine for the production of concrete pipes - Google Patents

Machine for the production of concrete pipes

Info

Publication number
FR515719A
FR515719A FR515719A FR515719DA FR515719A FR 515719 A FR515719 A FR 515719A FR 515719 A FR515719 A FR 515719A FR 515719D A FR515719D A FR 515719DA FR 515719 A FR515719 A FR 515719A
Authority
FR
France
Prior art keywords
production
machine
concrete pipes
pipes
concrete
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
FR515719A
Other languages
French (fr)
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.)
W A CURLESS Co
Original Assignee
W A CURLESS Co
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 W A CURLESS Co filed Critical W A CURLESS Co
Application granted granted Critical
Publication of FR515719A publication Critical patent/FR515719A/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
    • B28B21/10—Methods or machines specially adapted for the production of tubular articles by casting into moulds using compacting means
    • B28B21/12—Methods or machines specially adapted for the production of tubular articles by casting into moulds using compacting means tamping or ramming the material or the mould elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
FR515719A 1920-05-18 1920-05-18 Machine for the production of concrete pipes Expired FR515719A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR515719T 1920-05-18

Publications (1)

Publication Number Publication Date
FR515719A true FR515719A (en) 1921-04-06

Family

ID=8914884

Family Applications (1)

Application Number Title Priority Date Filing Date
FR515719A Expired FR515719A (en) 1920-05-18 1920-05-18 Machine for the production of concrete pipes

Country Status (1)

Country Link
FR (1) FR515719A (en)

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