JPS53147717A - Manufacture of gypsummfiber board using bulky calcium sulfate semihydrate needleelike crystal - Google Patents

Manufacture of gypsummfiber board using bulky calcium sulfate semihydrate needleelike crystal

Info

Publication number
JPS53147717A
JPS53147717A JP6375577A JP6375577A JPS53147717A JP S53147717 A JPS53147717 A JP S53147717A JP 6375577 A JP6375577 A JP 6375577A JP 6375577 A JP6375577 A JP 6375577A JP S53147717 A JPS53147717 A JP S53147717A
Authority
JP
Japan
Prior art keywords
needleelike
gypsummfiber
crystal
manufacture
board
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
JP6375577A
Other languages
English (en)
Other versions
JPS567987B2 (ja
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 JP6375577A priority Critical patent/JPS53147717A/ja
Publication of JPS53147717A publication Critical patent/JPS53147717A/ja
Publication of JPS567987B2 publication Critical patent/JPS567987B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Porous Artificial Stone Or Porous Ceramic Products (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
JP6375577A 1977-05-30 1977-05-30 Manufacture of gypsummfiber board using bulky calcium sulfate semihydrate needleelike crystal Granted JPS53147717A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6375577A JPS53147717A (en) 1977-05-30 1977-05-30 Manufacture of gypsummfiber board using bulky calcium sulfate semihydrate needleelike crystal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6375577A JPS53147717A (en) 1977-05-30 1977-05-30 Manufacture of gypsummfiber board using bulky calcium sulfate semihydrate needleelike crystal

Publications (2)

Publication Number Publication Date
JPS53147717A true JPS53147717A (en) 1978-12-22
JPS567987B2 JPS567987B2 (ja) 1981-02-20

Family

ID=13238519

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6375577A Granted JPS53147717A (en) 1977-05-30 1977-05-30 Manufacture of gypsummfiber board using bulky calcium sulfate semihydrate needleelike crystal

Country Status (1)

Country Link
JP (1) JPS53147717A (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5650151A (en) * 1979-10-01 1981-05-07 Idemitsu Kosan Co Sound absorbing gypsum formed body
JPS5654262A (en) * 1979-10-03 1981-05-14 Idemitsu Kosan Co Lightweight gypsum formed body
US4818287A (en) * 1982-05-19 1989-04-04 Georgia-Pacific Corporation Fiber reinforced plaster molds for metal casting
EP0470288A2 (en) * 1989-02-24 1992-02-12 The Celotex Corporation Continuous production of gypsum board
US5492562A (en) * 1995-02-07 1996-02-20 Pettinato; Dana M. Low freezing point roofing shingle containing a chloride salt

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102640969B1 (ko) * 2021-11-08 2024-02-27 주식회사 참코청하 수하연 양식 굴 및 우렁쉥이 자동수확장치

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5218727A (en) * 1975-08-01 1977-02-12 Hiyougoken Composite of gypsum and whisker

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5218727A (en) * 1975-08-01 1977-02-12 Hiyougoken Composite of gypsum and whisker

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5650151A (en) * 1979-10-01 1981-05-07 Idemitsu Kosan Co Sound absorbing gypsum formed body
JPS5654262A (en) * 1979-10-03 1981-05-14 Idemitsu Kosan Co Lightweight gypsum formed body
US4818287A (en) * 1982-05-19 1989-04-04 Georgia-Pacific Corporation Fiber reinforced plaster molds for metal casting
EP0470288A2 (en) * 1989-02-24 1992-02-12 The Celotex Corporation Continuous production of gypsum board
US5492562A (en) * 1995-02-07 1996-02-20 Pettinato; Dana M. Low freezing point roofing shingle containing a chloride salt

Also Published As

Publication number Publication date
JPS567987B2 (ja) 1981-02-20

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