JPS5433529A - Dry process for producing noncombustible sheet material using acicular crystalline alphaatype calcium sulfate hemihydrate - Google Patents

Dry process for producing noncombustible sheet material using acicular crystalline alphaatype calcium sulfate hemihydrate

Info

Publication number
JPS5433529A
JPS5433529A JP9998277A JP9998277A JPS5433529A JP S5433529 A JPS5433529 A JP S5433529A JP 9998277 A JP9998277 A JP 9998277A JP 9998277 A JP9998277 A JP 9998277A JP S5433529 A JPS5433529 A JP S5433529A
Authority
JP
Japan
Prior art keywords
alphaatype
sheet material
calcium sulfate
dry process
sulfate hemihydrate
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.)
Granted
Application number
JP9998277A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5536622B2 (enrdf_load_stackoverflow
Inventor
Nobumasa Ishida
Yasuo Yamada
Hideki Jinno
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.)
Nippon Hardboard Co Ltd
Original Assignee
Nippon Hardboard Co Ltd
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 Nippon Hardboard Co Ltd filed Critical Nippon Hardboard Co Ltd
Priority to JP9998277A priority Critical patent/JPS5433529A/ja
Priority to US05/909,938 priority patent/US4239716A/en
Priority to DE19782823550 priority patent/DE2823550A1/de
Publication of JPS5433529A publication Critical patent/JPS5433529A/ja
Publication of JPS5536622B2 publication Critical patent/JPS5536622B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Curing Cements, Concrete, And Artificial Stone (AREA)
JP9998277A 1977-05-30 1977-08-19 Dry process for producing noncombustible sheet material using acicular crystalline alphaatype calcium sulfate hemihydrate Granted JPS5433529A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP9998277A JPS5433529A (en) 1977-08-19 1977-08-19 Dry process for producing noncombustible sheet material using acicular crystalline alphaatype calcium sulfate hemihydrate
US05/909,938 US4239716A (en) 1977-05-30 1978-05-26 Gypsum moldings as building materials and methods manufacturing the said gypsum moldings
DE19782823550 DE2823550A1 (de) 1977-05-30 1978-05-30 Gipsformteile und verfahren zu deren herstellung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9998277A JPS5433529A (en) 1977-08-19 1977-08-19 Dry process for producing noncombustible sheet material using acicular crystalline alphaatype calcium sulfate hemihydrate

Publications (2)

Publication Number Publication Date
JPS5433529A true JPS5433529A (en) 1979-03-12
JPS5536622B2 JPS5536622B2 (enrdf_load_stackoverflow) 1980-09-22

Family

ID=14261861

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9998277A Granted JPS5433529A (en) 1977-05-30 1977-08-19 Dry process for producing noncombustible sheet material using acicular crystalline alphaatype calcium sulfate hemihydrate

Country Status (1)

Country Link
JP (1) JPS5433529A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61151498U (enrdf_load_stackoverflow) * 1985-03-12 1986-09-19
JPH04213998A (ja) * 1990-12-12 1992-08-05 Onkyo Corp スピーカのダストキヤップ

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61151498U (enrdf_load_stackoverflow) * 1985-03-12 1986-09-19
JPH04213998A (ja) * 1990-12-12 1992-08-05 Onkyo Corp スピーカのダストキヤップ

Also Published As

Publication number Publication date
JPS5536622B2 (enrdf_load_stackoverflow) 1980-09-22

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