FR725806A - Further development in the manufacture of centrifugal concrete pipes - Google Patents

Further development in the manufacture of centrifugal concrete pipes

Info

Publication number
FR725806A
FR725806A FR725806DA FR725806A FR 725806 A FR725806 A FR 725806A FR 725806D A FR725806D A FR 725806DA FR 725806 A FR725806 A FR 725806A
Authority
FR
France
Prior art keywords
manufacture
further development
concrete pipes
centrifugal concrete
centrifugal
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
Jean Allaire
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 FR725806A publication Critical patent/FR725806A/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
    • B28B7/36—Linings or coatings, e.g. removable, absorbent linings, permanent anti-stick coatings; Linings becoming a non-permanent layer of the moulded article

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
FR725806D 1931-01-13 1931-01-13 Further development in the manufacture of centrifugal concrete pipes Expired FR725806A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR725806T 1931-01-13

Publications (1)

Publication Number Publication Date
FR725806A true FR725806A (en) 1932-05-18

Family

ID=9110307

Family Applications (1)

Application Number Title Priority Date Filing Date
FR725806D Expired FR725806A (en) 1931-01-13 1931-01-13 Further development in the manufacture of centrifugal concrete pipes

Country Status (1)

Country Link
FR (1) FR725806A (en)

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