JPS56149322A - Manufacture of alpha-type hemihydrate gypsum - Google Patents

Manufacture of alpha-type hemihydrate gypsum

Info

Publication number
JPS56149322A
JPS56149322A JP5274180A JP5274180A JPS56149322A JP S56149322 A JPS56149322 A JP S56149322A JP 5274180 A JP5274180 A JP 5274180A JP 5274180 A JP5274180 A JP 5274180A JP S56149322 A JPS56149322 A JP S56149322A
Authority
JP
Japan
Prior art keywords
hemihydrate gypsum
soln
ordinary pressure
type hemihydrate
calcium sulfite
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.)
Pending
Application number
JP5274180A
Other languages
English (en)
Inventor
Shunji Sukimoto
Shuji Tsunematsu
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.)
National Institute of Advanced Industrial Science and Technology AIST
Original Assignee
Agency of Industrial Science and Technology
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 Agency of Industrial Science and Technology filed Critical Agency of Industrial Science and Technology
Priority to JP5274180A priority Critical patent/JPS56149322A/ja
Publication of JPS56149322A publication Critical patent/JPS56149322A/ja
Pending legal-status Critical Current

Links

JP5274180A 1980-04-21 1980-04-21 Manufacture of alpha-type hemihydrate gypsum Pending JPS56149322A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5274180A JPS56149322A (en) 1980-04-21 1980-04-21 Manufacture of alpha-type hemihydrate gypsum

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5274180A JPS56149322A (en) 1980-04-21 1980-04-21 Manufacture of alpha-type hemihydrate gypsum

Publications (1)

Publication Number Publication Date
JPS56149322A true JPS56149322A (en) 1981-11-19

Family

ID=12923344

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5274180A Pending JPS56149322A (en) 1980-04-21 1980-04-21 Manufacture of alpha-type hemihydrate gypsum

Country Status (1)

Country Link
JP (1) JPS56149322A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4503020A (en) * 1982-10-30 1985-03-05 Gottfried Bischoff Bau kompl. Gasreinigungs- und Wasserr/u/ ckk/u/ hlanlagen GmbH & Co. Kommanditgesellschaft Method of producing calcium sulfate semihydrate in conjunction with the desulfurization of flue gases

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4503020A (en) * 1982-10-30 1985-03-05 Gottfried Bischoff Bau kompl. Gasreinigungs- und Wasserr/u/ ckk/u/ hlanlagen GmbH & Co. Kommanditgesellschaft Method of producing calcium sulfate semihydrate in conjunction with the desulfurization of flue gases

Similar Documents

Publication Publication Date Title
ES474824A1 (es) Un metodo de preparar una fibra de sulfato calcico dispersa-ble
DE3751478D1 (de) Herstellungsverfahren einer viskositätsstabilen antisäurezusammensetzung.
BR8000517A (pt) Processo para a producao dirigida de acido silicico por meio de hidrofise chamejante
ES8301849A1 (es) Procedimiento e instalacion para la preparacion de yeso se- mihidratado alfa
JPS56149322A (en) Manufacture of alpha-type hemihydrate gypsum
JPS5595617A (en) Production of spherical calcium carbonate
DE3061419D1 (en) Process for preparing pure cyanuric acid
ATE72664T1 (de) Kalktrockenloeschanlage und verfahren zum kalktrockenloeschen sowie rauchgasentschwefelungsanlage mit einer solchen kalktrockenloeschanlage und verfahren zur rauchgasentschwefelung.
ATE140640T1 (de) Fester phosphorsäure-katalysator, sein herstellungsverfahren und sein anwendungsverfahren
ATE18537T1 (de) Verfahren und anlage zur herstellung von natriumkarbonatmonohydrat.
BR7503510A (pt) Processo para a fabricacao de sulfato de calcio estabilizado e com capacidade de pega,por meio de reacao de fosfato bruto com acido sulfurico
ES2006971A6 (es) Procedimiento e instalacion para la recuperacion de oxidos de nitrogeno procedentes de plantas industriales.
JPS5510465A (en) Production of fibrous calcium potassium silicate
JPS565317A (en) Preparation of calcium silicate or complex of calcium silicate with gypsum
JPS5673627A (en) Manufacture of gypsum fiber
JPS5673628A (en) Manufacture of gypsum fiber
TH1319EX (th) กระบวนการสำหรับผลิตไฮโดรเจนฟลูออไรด์
JPS5545808A (en) Production of polycrystalline fiber
ATE29477T1 (de) Verfahren zur herstellung von natriumperboratmonohydrat aus natriumperboratetrahydrat.
JPS5299992A (en) Production of alpha-type hemihydrate gypsum of prismatic crystal from phosphoric acid by-product dihydrate gypsum
JPS54157796A (en) High purity mordenite type crystalline zeolite production
JPS5373499A (en) Production of calcium silicate fiber
JPS5633416A (en) Manufacture of flux for steel production
JPS53100984A (en) Production of exhaust gas treatment catalyst
JPS553360A (en) Ettringite synthesizing method