IT1079792B - METHOD FOR DRYING SPRAY OF CALCIUM SULPHATE HEMIDRATE - Google Patents

METHOD FOR DRYING SPRAY OF CALCIUM SULPHATE HEMIDRATE

Info

Publication number
IT1079792B
IT1079792B IT50327/77A IT5032777A IT1079792B IT 1079792 B IT1079792 B IT 1079792B IT 50327/77 A IT50327/77 A IT 50327/77A IT 5032777 A IT5032777 A IT 5032777A IT 1079792 B IT1079792 B IT 1079792B
Authority
IT
Italy
Prior art keywords
hemidrate
calcium sulphate
drying spray
spray
drying
Prior art date
Application number
IT50327/77A
Other languages
Italian (it)
Original Assignee
Us Gypsum Co Soc Dello Stato D
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 Us Gypsum Co Soc Dello Stato D filed Critical Us Gypsum Co Soc Dello Stato D
Application granted granted Critical
Publication of IT1079792B publication Critical patent/IT1079792B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/003—Methods for mixing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/14—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas designed for spraying particulate materials
    • B05B7/1481—Spray pistols or apparatus for discharging particulate material
    • B05B7/149—Spray pistols or apparatus for discharging particulate material with separate inlets for a particulate material and a liquid to be sprayed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
    • B28C5/40—Mixing specially adapted for preparing mixtures containing fibres
    • B28C5/402—Methods
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling

Landscapes

  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Civil Engineering (AREA)
  • Architecture (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Lining And Supports For Tunnels (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
IT50327/77A 1976-07-29 1977-07-18 METHOD FOR DRYING SPRAY OF CALCIUM SULPHATE HEMIDRATE IT1079792B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70969976A 1976-07-29 1976-07-29

Publications (1)

Publication Number Publication Date
IT1079792B true IT1079792B (en) 1985-05-13

Family

ID=24850983

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50327/77A IT1079792B (en) 1976-07-29 1977-07-18 METHOD FOR DRYING SPRAY OF CALCIUM SULPHATE HEMIDRATE

Country Status (11)

Country Link
JP (1) JPS5317501A (en)
AR (1) AR214744A1 (en)
AU (1) AU2643077A (en)
BR (1) BR7704888A (en)
CA (1) CA1067301A (en)
DE (1) DE2733540A1 (en)
FR (1) FR2359649A1 (en)
GB (1) GB1589994A (en)
IN (1) IN146244B (en)
IT (1) IT1079792B (en)
ZA (1) ZA773879B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE49426B1 (en) * 1980-03-18 1985-10-02 Tegral Technology Ltd Method of making asbestos-free,glass fibre reinforced,cement composite products and the products of such method
DE3824908A1 (en) * 1988-07-22 1990-02-01 Gema Ransburg Ag METHOD AND DEVICE FOR ELECTROSTATIC SPRAY COATING

Also Published As

Publication number Publication date
AU2643077A (en) 1979-01-04
ZA773879B (en) 1978-05-30
FR2359649A1 (en) 1978-02-24
DE2733540A1 (en) 1978-02-02
JPS5317501A (en) 1978-02-17
GB1589994A (en) 1981-05-28
BR7704888A (en) 1978-08-22
IN146244B (en) 1979-03-31
AR214744A1 (en) 1979-07-31
CA1067301A (en) 1979-12-04

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