NO20092731L - Fremgangsmate for behandling av kalsiumsulfathemihydrat - Google Patents

Fremgangsmate for behandling av kalsiumsulfathemihydrat

Info

Publication number
NO20092731L
NO20092731L NO20092731A NO20092731A NO20092731L NO 20092731 L NO20092731 L NO 20092731L NO 20092731 A NO20092731 A NO 20092731A NO 20092731 A NO20092731 A NO 20092731A NO 20092731 L NO20092731 L NO 20092731L
Authority
NO
Norway
Prior art keywords
treatment
calcium sulphate
sulphate hemihydrate
calcium sulfate
sulfate hemihydrate
Prior art date
Application number
NO20092731A
Other languages
English (en)
Inventor
Robert Byron Bruce
Mark Richard Flumiani
Charles E Blow
Original Assignee
Nugyp Corp
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 Nugyp Corp filed Critical Nugyp Corp
Publication of NO20092731L publication Critical patent/NO20092731L/no

Links

Classifications

    • 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
    • C04B11/00—Calcium sulfate cements
    • C04B11/02—Methods and apparatus for dehydrating gypsum
    • C04B11/028—Devices therefor characterised by the type of calcining devices used therefor or by the type of hemihydrate obtained
    • C04B11/0281—Kettles; Marmites; Autoclaves
    • C04B11/0282—Autoclaves, e.g. using chariots
    • 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
    • C04B11/00—Calcium sulfate cements
    • C04B11/007—After-treatment of the dehydration products, e.g. aging, stabilisation
    • 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
    • C04B11/00—Calcium sulfate cements
    • C04B11/02—Methods and apparatus for dehydrating gypsum
    • 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
    • C04B11/00—Calcium sulfate cements
    • C04B11/02—Methods and apparatus for dehydrating gypsum
    • C04B11/028—Devices therefor characterised by the type of calcining devices used therefor or by the type of hemihydrate obtained
    • 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
    • C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
    • C04B28/14—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
    • C04B28/145—Calcium sulfate hemi-hydrate with a specific crystal form
    • C04B28/147—Calcium sulfate hemi-hydrate with a specific crystal form beta-hemihydrate
    • 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
    • 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
    • C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
    • C04B2111/00612—Uses not provided for elsewhere in C04B2111/00 as one or more layers of a layered structure
    • C04B2111/0062—Gypsum-paper board like materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Paper (AREA)

Abstract

Det beskrives en fremgangsmåte for behandling av beta-kalsiumsulfathemihydrat. Den beskrevne fremgangsmåte omfatter eksponering av beta-kalsiumsulfathemihydrat til damp ved et trykk over atmosfærisk trykk.
NO20092731A 2006-12-20 2009-07-20 Fremgangsmate for behandling av kalsiumsulfathemihydrat NO20092731L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US87103906P 2006-12-20 2006-12-20
PCT/CA2007/002300 WO2008074137A1 (en) 2006-12-20 2007-12-17 Calcium sulfate hemihydrate treatment process

Publications (1)

Publication Number Publication Date
NO20092731L true NO20092731L (no) 2009-09-17

Family

ID=39535935

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20092731A NO20092731L (no) 2006-12-20 2009-07-20 Fremgangsmate for behandling av kalsiumsulfathemihydrat

Country Status (22)

Country Link
US (2) US7824490B2 (no)
EP (1) EP2061731B1 (no)
JP (1) JP5518483B2 (no)
KR (1) KR101432334B1 (no)
CN (1) CN101563303B (no)
AR (1) AR064812A1 (no)
AU (1) AU2007335148B2 (no)
BR (1) BRPI0717687B1 (no)
CA (1) CA2670738C (no)
CL (1) CL2007003763A1 (no)
EA (1) EA015082B1 (no)
EG (1) EG26845A (no)
ES (1) ES2798001T3 (no)
IL (1) IL198252A (no)
MA (1) MA33005B1 (no)
MY (1) MY150755A (no)
NO (1) NO20092731L (no)
NZ (1) NZ576864A (no)
SA (1) SA07280743B1 (no)
UA (1) UA99271C2 (no)
WO (1) WO2008074137A1 (no)
ZA (1) ZA200902747B (no)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2061731B1 (en) * 2006-12-20 2020-04-15 Gypsum Technologies Inc. Calcium sulfate hemihydrate treatment process
EP2116294A1 (de) * 2008-05-09 2009-11-11 Claudius Peters Technologies GmbH Kalzinierverfahren und- anlage
EP2163532A1 (de) 2008-09-11 2010-03-17 Claudius Peters Technologies GmbH Verfahren und Anlage zur Herstellung von Hartgips
JP5132494B2 (ja) * 2008-09-12 2013-01-30 Ｊｘ日鉱日石エネルギー株式会社 硫黄固化体製品の型枠装置
US20100300218A1 (en) * 2009-06-02 2010-12-02 Electric Power Research Institute, Inc. Dispersant application for clean-up of recirculation paths of a power producing facility during start-up
DE102010033988A1 (de) 2010-08-11 2012-02-16 Grenzebach Bsh Gmbh Verfahren und Vorrichtung zur Stabilisierung, Kühlung und Entfeuchtung von Stuckgips
US8793897B2 (en) 2010-08-11 2014-08-05 Grenzebach Bsh Gmbh Process and device for stabilising, cooling and dehumidifying gypsum plaster
GB2497574B (en) * 2011-12-15 2019-10-02 Saint Gobain Placo Sas A method of forming a gypsum based product
US8343273B1 (en) * 2012-03-30 2013-01-01 United States Gypsum Company Method of modifying beta stucco using diethylene-triamine-pentaacetic acid
EP2671854A1 (en) 2012-06-06 2013-12-11 Etex Dryco SAS Method for stabilizing beta-hemihydrate plaster
CN105874013B (zh) 2013-12-06 2020-07-24 佐治亚-太平洋石膏有限责任公司 硫酸钙晶体及其制造方法
EP2894135A1 (en) * 2014-01-10 2015-07-15 Saint-Gobain Placo SAS Method of curing a gypsum calcination product
US20160122197A1 (en) * 2014-11-03 2016-05-05 Georgia-Pacific Gypsum Llc Microwave heating for gypsum manufacturing processes
US10315189B2 (en) * 2015-09-04 2019-06-11 Lion Corporation Ethoxylation catalyst and manufacturing method therefor
IL266008B (en) * 2016-10-17 2022-08-01 Lidds Ab A new method for producing anvil sulfate hemihydrate with unique properties
KR102408499B1 (ko) 2017-08-04 2022-06-13 크나우프 깁스 카게 고온 및 높은 습도 수준에서의 에이징을 통한 스투코 특성의 개선
CN114538884A (zh) * 2022-03-09 2022-05-27 千年舟新材科技集团股份有限公司 一种快凝早强成型木质板材及其制备方法

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US1713879A (en) * 1926-10-04 1929-05-21 Samuel G Mcanally Process of aging calcined gypsum
US1979704A (en) 1930-08-05 1934-11-06 United States Gypsum Co Method of producing high strength calcined gypsum
US2177668A (en) 1937-03-18 1939-10-31 Nat Gypsum Co Process of aging calcined gypsum
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EP2061731B1 (en) * 2006-12-20 2020-04-15 Gypsum Technologies Inc. Calcium sulfate hemihydrate treatment process
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Also Published As

Publication number Publication date
IL198252A (en) 2013-03-24
MY150755A (en) 2014-02-28
ES2798001T3 (es) 2020-12-04
KR20090092808A (ko) 2009-09-01
EA200970592A1 (ru) 2009-12-30
CA2670738A1 (en) 2008-06-26
BRPI0717687B1 (pt) 2019-06-18
EG26845A (en) 2014-10-29
EP2061731A4 (en) 2015-08-05
CN101563303B (zh) 2013-05-01
SA07280743B1 (ar) 2011-06-22
EP2061731A1 (en) 2009-05-27
CN101563303A (zh) 2009-10-21
ZA200902747B (en) 2010-02-24
AU2007335148A1 (en) 2008-06-26
CL2007003763A1 (es) 2008-06-20
JP2010513192A (ja) 2010-04-30
US20110011311A1 (en) 2011-01-20
UA99271C2 (ru) 2012-08-10
US20080148998A1 (en) 2008-06-26
IL198252A0 (en) 2009-12-24
BRPI0717687A2 (pt) 2013-10-29
US8282731B2 (en) 2012-10-09
MA33005B1 (fr) 2012-02-01
US7824490B2 (en) 2010-11-02
NZ576864A (en) 2012-01-12
EP2061731B1 (en) 2020-04-15
AR064812A1 (es) 2009-04-29
KR101432334B1 (ko) 2014-09-19
EA015082B1 (ru) 2011-04-29
CA2670738C (en) 2015-06-23
AU2007335148B2 (en) 2012-10-04
JP5518483B2 (ja) 2014-06-11
WO2008074137A1 (en) 2008-06-26

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Legal Events

Date Code Title Description
CHAD Change of the owner's name or address (par. 44 patent law, par. patentforskriften)

Owner name: GYPSUM TECHNOLOGIES INC., CA

FC2A Withdrawal, rejection or dismissal of laid open patent application