CA1067301A - Method for dry spraying calcium sulfate hemi-hydrate - Google Patents

Method for dry spraying calcium sulfate hemi-hydrate

Info

Publication number
CA1067301A
CA1067301A CA283,159A CA283159A CA1067301A CA 1067301 A CA1067301 A CA 1067301A CA 283159 A CA283159 A CA 283159A CA 1067301 A CA1067301 A CA 1067301A
Authority
CA
Canada
Prior art keywords
hydrate
calcium sulfate
hemi
sulfate hemi
particles
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
CA283,159A
Other languages
English (en)
French (fr)
Inventor
Walter D. Kobeski
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.)
United States Gypsum Co
Original Assignee
United States Gypsum Co
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 United States Gypsum Co filed Critical United States Gypsum Co
Application granted granted Critical
Publication of CA1067301A publication Critical patent/CA1067301A/en
Expired legal-status Critical Current

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)
CA283,159A 1976-07-29 1977-07-20 Method for dry spraying calcium sulfate hemi-hydrate Expired CA1067301A (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
CA1067301A true CA1067301A (en) 1979-12-04

Family

ID=24850983

Family Applications (1)

Application Number Title Priority Date Filing Date
CA283,159A Expired CA1067301A (en) 1976-07-29 1977-07-20 Method for dry spraying calcium sulfate hemi-hydrate

Country Status (11)

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

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 (de) * 1988-07-22 1990-02-01 Gema Ransburg Ag Verfahren und vorrichtung zum elektrostatischen spruehbeschichten

Also Published As

Publication number Publication date
AR214744A1 (es) 1979-07-31
GB1589994A (en) 1981-05-28
IN146244B (enrdf_load_stackoverflow) 1979-03-31
IT1079792B (it) 1985-05-13
ZA773879B (en) 1978-05-30
AU2643077A (en) 1979-01-04
JPS5317501A (en) 1978-02-17
FR2359649A1 (fr) 1978-02-24
BR7704888A (pt) 1978-08-22
DE2733540A1 (de) 1978-02-02

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