FR1155826A - Multiple formwork for concrete elements - Google Patents

Multiple formwork for concrete elements

Info

Publication number
FR1155826A
FR1155826A FR1155826DA FR1155826A FR 1155826 A FR1155826 A FR 1155826A FR 1155826D A FR1155826D A FR 1155826DA FR 1155826 A FR1155826 A FR 1155826A
Authority
FR
France
Prior art keywords
concrete elements
multiple formwork
formwork
concrete
elements
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)
Inventor
Federico Antonello
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 filed Critical
Application granted granted Critical
Publication of FR1155826A publication Critical patent/FR1155826A/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
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/16—Moulds for making shaped articles with cavities or holes open to the surface, e.g. with blind holes
    • B28B7/18—Moulds for making shaped articles with cavities or holes open to the surface, e.g. with blind holes the holes passing completely through the article
    • B28B7/186—Moulds for making shaped articles with cavities or holes open to the surface, e.g. with blind holes the holes passing completely through the article for plates, panels or similar sheet- or disc-shaped objects, also flat oblong moulded articles with lateral openings, e.g. panels with openings for doors or windows, grated girders
    • 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
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/28—Cores; Mandrels
    • B28B7/30—Cores; Mandrels adjustable, collapsible, or expanding

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
FR1155826D 1955-08-18 1956-08-17 Multiple formwork for concrete elements Expired FR1155826A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1155826X 1955-08-18

Publications (1)

Publication Number Publication Date
FR1155826A true FR1155826A (en) 1958-05-08

Family

ID=11432151

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1155826D Expired FR1155826A (en) 1955-08-18 1956-08-17 Multiple formwork for concrete elements

Country Status (1)

Country Link
FR (1) FR1155826A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3237913A (en) * 1963-06-24 1966-03-01 Thiokol Chemical Corp Collapsible mandrel for forming a cavity in solid propellant rocket fuel

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3237913A (en) * 1963-06-24 1966-03-01 Thiokol Chemical Corp Collapsible mandrel for forming a cavity in solid propellant rocket fuel

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