FR2424116A1 - Noyaux de reservation pour produits en beton - Google Patents

Noyaux de reservation pour produits en beton

Info

Publication number
FR2424116A1
FR2424116A1 FR7812885A FR7812885A FR2424116A1 FR 2424116 A1 FR2424116 A1 FR 2424116A1 FR 7812885 A FR7812885 A FR 7812885A FR 7812885 A FR7812885 A FR 7812885A FR 2424116 A1 FR2424116 A1 FR 2424116A1
Authority
FR
France
Prior art keywords
water
concrete
frozen
former
wall thickness
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.)
Withdrawn
Application number
FR7812885A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7812885A priority Critical patent/FR2424116A1/fr
Publication of FR2424116A1 publication Critical patent/FR2424116A1/fr
Withdrawn legal-status Critical Current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
    • B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
    • B28B23/0068—Embedding lost cores
    • 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
    • B28B7/34—Moulds, cores, or mandrels of special material, e.g. destructible materials
    • B28B7/342—Moulds, cores, or mandrels of special material, e.g. destructible materials which are at least partially destroyed, e.g. broken, molten, before demoulding; Moulding surfaces or spaces shaped by, or in, the ground, or sand or soil, whether bound or not; Cores consisting at least mainly of sand or soil, whether bound or not
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
    • B29C33/52—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles soluble or fusible
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
    • B29C33/52—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles soluble or fusible
    • B29C2033/525—Cores made of frozen liquids, e.g. ice

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)

Abstract

LES NOYAUX DE RESERVATION POUR PRODUITS EN BETON, OBJET DE LA PRESENTE INVENTION, ONT POUR BUT DE CREER DES EVIDEMENTS DANS LES PRODUITS FABRIQUES AVEC DU BETON OU DU MORTIER, ARME OU NON. CES NOYAUX DE RESERVATION DE FORMES ET DE DIMENSIONS VARIABLES, SONT OBTENUS APRES MOULAGE PAR CONGELATION. CES NOYAUX PEUVENT ETRE OBTENUS AVEC DE L'EAU TRANSFORMEE EN GLACE OU AVEC TOUS AUTRES MATERIAUX QUI PEUVENT ETRE MOULES PAR CONGELATION. LES NOYAUX DE RESERVATION SONT INCORPORES DANS LE BETON OU LE MORTIER AU MOMENT DU COULAGE. EN FONCTION DE LA NATURE DU OU DES MATERIAUX UTILISES POUR LA FABRICATION DES NOYAUX, CEUX-CI PEUVENT PERMETTRE UN ALLEGEMENT INTERESSANT, EN MEME TEMPS QU'UNE ISOLATION THERMIQUE ET PHONIQUE.
FR7812885A 1978-04-28 1978-04-28 Noyaux de reservation pour produits en beton Withdrawn FR2424116A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7812885A FR2424116A1 (fr) 1978-04-28 1978-04-28 Noyaux de reservation pour produits en beton

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7812885A FR2424116A1 (fr) 1978-04-28 1978-04-28 Noyaux de reservation pour produits en beton

Publications (1)

Publication Number Publication Date
FR2424116A1 true FR2424116A1 (fr) 1979-11-23

Family

ID=9207796

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7812885A Withdrawn FR2424116A1 (fr) 1978-04-28 1978-04-28 Noyaux de reservation pour produits en beton

Country Status (1)

Country Link
FR (1) FR2424116A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2634413A1 (fr) * 1988-07-21 1990-01-26 Peugeot Procede de realisation par moulage d'une piece creuse en matiere plastique
WO1992005022A1 (fr) * 1989-03-07 1992-04-02 United Technologies Corporation Fabrication d'articles en ceramique legers, resistants et monolithiques
EP1090724A1 (fr) * 1999-10-08 2001-04-11 Chi-Sheng Chen Procédé pour la fabrication d'un bloc de construction creux
FR3033514A1 (fr) * 2015-03-12 2016-09-16 Conseil Service Investissements Procede de moulage d'elements tubulaires en materiau comportant du ciment et pieu ainsi obtenu

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2634413A1 (fr) * 1988-07-21 1990-01-26 Peugeot Procede de realisation par moulage d'une piece creuse en matiere plastique
WO1992005022A1 (fr) * 1989-03-07 1992-04-02 United Technologies Corporation Fabrication d'articles en ceramique legers, resistants et monolithiques
EP1090724A1 (fr) * 1999-10-08 2001-04-11 Chi-Sheng Chen Procédé pour la fabrication d'un bloc de construction creux
FR3033514A1 (fr) * 2015-03-12 2016-09-16 Conseil Service Investissements Procede de moulage d'elements tubulaires en materiau comportant du ciment et pieu ainsi obtenu

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Legal Events

Date Code Title Description
ST Notification of lapse