FR789713A - Method and means for molding pipes, conduits or the like - Google Patents

Method and means for molding pipes, conduits or the like

Info

Publication number
FR789713A
FR789713A FR789713DA FR789713A FR 789713 A FR789713 A FR 789713A FR 789713D A FR789713D A FR 789713DA FR 789713 A FR789713 A FR 789713A
Authority
FR
France
Prior art keywords
conduits
molding pipes
pipes
molding
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
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.)
INT DE MISE EN VALEUR ET DE DE
Original Assignee
INT DE MISE EN VALEUR ET DE DE
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 INT DE MISE EN VALEUR ET DE DE filed Critical INT DE MISE EN VALEUR ET DE DE
Application granted granted Critical
Publication of FR789713A publication Critical patent/FR789713A/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
    • B28B21/86—Cores
    • B28B21/88—Cores adjustable, collapsible or expansible

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
FR789713D 1934-08-20 1935-05-08 Method and means for molding pipes, conduits or the like Expired FR789713A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE789713X 1934-08-20

Publications (1)

Publication Number Publication Date
FR789713A true FR789713A (en) 1935-11-05

Family

ID=3880629

Family Applications (1)

Application Number Title Priority Date Filing Date
FR789713D Expired FR789713A (en) 1934-08-20 1935-05-08 Method and means for molding pipes, conduits or the like

Country Status (1)

Country Link
FR (1) FR789713A (en)

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