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MA30033B1 - Procede de production et de conservation de la forme dun produit extrude constitue d'un materiau cimentaire. - Google Patents

Procede de production et de conservation de la forme dun produit extrude constitue d'un materiau cimentaire.

Info

Publication number
MA30033B1
MA30033B1 MA31009A MA31009A MA30033B1 MA 30033 B1 MA30033 B1 MA 30033B1 MA 31009 A MA31009 A MA 31009A MA 31009 A MA31009 A MA 31009A MA 30033 B1 MA30033 B1 MA 30033B1
Authority
MA
Morocco
Prior art keywords
cementitious material
preserving
producing
extruded product
product consisting
Prior art date
Application number
MA31009A
Other languages
English (en)
Inventor
Gian Luca Guerrini
Roberta Alfani
Original Assignee
Italcementi Spa
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 Italcementi Spa filed Critical Italcementi Spa
Publication of MA30033B1 publication Critical patent/MA30033B1/fr

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
    • B28B21/52—Methods or machines specially adapted for the production of tubular articles by extruding
    • 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
    • B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
    • B28B11/24—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
    • B28B11/241—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening using microwave heating means
    • 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
    • B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
    • B28B11/24—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
    • B28B11/245—Curing concrete articles
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B40/00—Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
    • C04B40/02—Selection of the hardening environment
    • C04B40/0204—Selection of the hardening environment making use of electric or wave energy or particle radiation
    • C04B40/0213—Electromagnetic waves
    • C04B40/0218—Microwaves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B17/00—Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B3/00—Drying solid materials or objects by processes involving the application of heat
    • F26B3/32—Drying solid materials or objects by processes involving the application of heat by development of heat within the materials or objects to be dried, e.g. by fermentation or other microbiological action
    • F26B3/34—Drying solid materials or objects by processes involving the application of heat by development of heat within the materials or objects to be dried, e.g. by fermentation or other microbiological action by using electrical effects
    • F26B3/347—Electromagnetic heating, e.g. induction heating or heating using microwave energy
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/00034—Physico-chemical characteristics of the mixtures
    • C04B2111/00129—Extrudable mixtures
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/56—Compositions suited for fabrication of pipes, e.g. by centrifugal casting, or for coating concrete pipes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/131—Glass, ceramic, or sintered, fused, fired, or calcined metal oxide or metal carbide containing [e.g., porcelain, brick, cement, etc.]

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Structural Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Microbiology (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Toxicology (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Materials Engineering (AREA)
  • Biotechnology (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
  • Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)
  • Powder Metallurgy (AREA)

Abstract

La présente invention concerne un procédé de production et de conservation de la forme d'un produit final réalisé dans un matériau cimentaire, ledit procédé comprenant une phase de raidissage rapide du produit final en matériau cimentaire sortant de l'extrudeuse, par irradiation du produit final sortant de l'extrudeuse, avec des ondes ultracourtes.
MA31009A 2005-12-09 2008-06-06 Procede de production et de conservation de la forme dun produit extrude constitue d'un materiau cimentaire. MA30033B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT002359A ITMI20052359A1 (it) 2005-12-09 2005-12-09 Processo per la produzione ed il mantenimento della forema di un manufatto in materiale cementizio estruso

Publications (1)

Publication Number Publication Date
MA30033B1 true MA30033B1 (fr) 2008-12-01

Family

ID=37900227

Family Applications (1)

Application Number Title Priority Date Filing Date
MA31009A MA30033B1 (fr) 2005-12-09 2008-06-06 Procede de production et de conservation de la forme dun produit extrude constitue d'un materiau cimentaire.

Country Status (12)

Country Link
US (1) US20090297742A1 (fr)
EP (1) EP1957245B1 (fr)
CN (1) CN101336151A (fr)
CA (1) CA2632623C (fr)
CY (1) CY1113857T1 (fr)
EG (1) EG24987A (fr)
ES (1) ES2393205T3 (fr)
IT (1) ITMI20052359A1 (fr)
MA (1) MA30033B1 (fr)
RU (1) RU2446942C2 (fr)
WO (1) WO2007065668A1 (fr)
ZA (1) ZA200805151B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007063374A1 (de) 2007-12-30 2009-07-02 Dieffenbacher Gmbh + Co. Kg Verfahren und Vorrichtung zur Vorwärmung einer Pressgutmatte im Zuge der Herstellung von Holzwerkstoffplatten
CN101927521B (zh) * 2009-06-22 2012-05-30 上海贝诺装饰新材料有限公司 一种远红外加热人造大理石的方法
US20220111557A1 (en) * 2020-10-13 2022-04-14 X Development Llc Microwave enhanced concrete pultrusion

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2786252A (en) * 1951-07-27 1957-03-26 American Pipe & Constr Co Apparatus for forming dense coating on pipe
US4044088A (en) * 1972-08-10 1977-08-23 Graeme Reginald Hume Stressed hollow concrete cylinders
WO1993020990A1 (fr) * 1992-04-14 1993-10-28 Assadollah Redjvani Procede de moulage de beton en continu par extrusion
WO1995021050A1 (fr) * 1994-02-01 1995-08-10 Northwestern University Materiaux composites extrudes a matrice en ciment renforcee par des fibres
DE4432333A1 (de) * 1994-09-10 1996-03-14 Iloma Automatisierungstechnik Verfahren und Vorrichtung zur Herstellung von Formkörpern aus Polymerbeton
US6034442A (en) * 1997-02-18 2000-03-07 Mostrom; Lloyd C. Frustrator--Model E
US20050093209A1 (en) * 2003-10-31 2005-05-05 Richard Bergman Microwave stiffening system for ceramic extrudates

Also Published As

Publication number Publication date
EP1957245B1 (fr) 2012-10-17
CA2632623C (fr) 2014-06-10
ES2393205T3 (es) 2012-12-19
RU2008122470A (ru) 2010-01-20
US20090297742A1 (en) 2009-12-03
CA2632623A1 (fr) 2007-06-14
CY1113857T1 (el) 2016-07-27
EG24987A (en) 2011-04-11
ITMI20052359A1 (it) 2007-06-10
WO2007065668A1 (fr) 2007-06-14
CN101336151A (zh) 2008-12-31
ZA200805151B (en) 2009-10-28
RU2446942C2 (ru) 2012-04-10
EP1957245A1 (fr) 2008-08-20

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