CH325776A - Procedimento per fabbricare corpi cavi di fibrocemento con superficie esterna diversa da una superficie di rivoluzione - Google Patents

Procedimento per fabbricare corpi cavi di fibrocemento con superficie esterna diversa da una superficie di rivoluzione

Info

Publication number
CH325776A
CH325776A CH325776DA CH325776A CH 325776 A CH325776 A CH 325776A CH 325776D A CH325776D A CH 325776DA CH 325776 A CH325776 A CH 325776A
Authority
CH
Switzerland
Prior art keywords
hollow fiber
fiber cement
revolved
manufacturing hollow
external surface
Prior art date
Application number
Other languages
English (en)
Italian (it)
Inventor
Marchioli Giorgio
Gremigni Giuseppe
Original Assignee
Marchioli Giorgio
Gremigni Giuseppe
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 Marchioli Giorgio, Gremigni Giuseppe filed Critical Marchioli Giorgio
Publication of CH325776A publication Critical patent/CH325776A/it

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
    • B28B7/34—Moulds, cores, or mandrels of special material, e.g. destructible materials
    • B28B7/344—Moulds, cores, or mandrels of special material, e.g. destructible materials from absorbent or liquid- or gas-permeable materials, e.g. plaster moulds in general
    • 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
    • B28B7/32—Cores; Mandrels adjustable, collapsible, or expanding inflatable
    • 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
    • B28B7/368—Absorbent linings
    • 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
    • B28B7/40—Moulds; Cores; Mandrels characterised by means for modifying the properties of the moulding material
    • B28B7/46—Moulds; Cores; Mandrels characterised by means for modifying the properties of the moulding material for humidifying or dehumidifying

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Moulds, Cores, Or Mandrels (AREA)
CH325776D 1954-12-29 1955-01-07 Procedimento per fabbricare corpi cavi di fibrocemento con superficie esterna diversa da una superficie di rivoluzione CH325776A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT800516X 1954-12-29

Publications (1)

Publication Number Publication Date
CH325776A true CH325776A (it) 1957-11-30

Family

ID=11316861

Family Applications (1)

Application Number Title Priority Date Filing Date
CH325776D CH325776A (it) 1954-12-29 1955-01-07 Procedimento per fabbricare corpi cavi di fibrocemento con superficie esterna diversa da una superficie di rivoluzione

Country Status (3)

Country Link
BE (1) BE535357A (enExample)
CH (1) CH325776A (enExample)
GB (1) GB800516A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2014402282A1 (en) * 2014-07-29 2016-08-25 161508 Canada Inc. System and process for molding of parts made of fiber cement

Also Published As

Publication number Publication date
BE535357A (enExample)
GB800516A (en) 1958-08-27

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