FR491127A - Molding machines and molds for the manufacture of cement and concrete pipes - Google Patents

Molding machines and molds for the manufacture of cement and concrete pipes

Info

Publication number
FR491127A
FR491127A FR491127DA FR491127A FR 491127 A FR491127 A FR 491127A FR 491127D A FR491127D A FR 491127DA FR 491127 A FR491127 A FR 491127A
Authority
FR
France
Prior art keywords
molds
cement
manufacture
molding machines
concrete pipes
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
Walter-Reginald Hume
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.)
WALTER-REGINALD HUME
Original Assignee
WALTER-REGINALD HUME
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 WALTER-REGINALD HUME filed Critical WALTER-REGINALD HUME
Application granted granted Critical
Publication of FR491127A publication Critical patent/FR491127A/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
    • B28B21/22—Methods or machines specially adapted for the production of tubular articles by casting into moulds using compacting means using rotatable mould or core parts
    • B28B21/30—Centrifugal moulding
FR491127D 1918-07-24 1918-07-24 Molding machines and molds for the manufacture of cement and concrete pipes Expired FR491127A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR491127T 1918-07-24

Publications (1)

Publication Number Publication Date
FR491127A true FR491127A (en) 1919-05-22

Family

ID=1527167

Family Applications (1)

Application Number Title Priority Date Filing Date
FR491127D Expired FR491127A (en) 1918-07-24 1918-07-24 Molding machines and molds for the manufacture of cement and concrete pipes

Country Status (1)

Country Link
FR (1) FR491127A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4933594A (en) * 1988-01-13 1990-06-12 Thomson-Csf Electron collector for electron tubes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4933594A (en) * 1988-01-13 1990-06-12 Thomson-Csf Electron collector for electron tubes

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