JPS5269430A - Method of manufacturing light close substance of gypsum - Google Patents

Method of manufacturing light close substance of gypsum

Info

Publication number
JPS5269430A
JPS5269430A JP14608375A JP14608375A JPS5269430A JP S5269430 A JPS5269430 A JP S5269430A JP 14608375 A JP14608375 A JP 14608375A JP 14608375 A JP14608375 A JP 14608375A JP S5269430 A JPS5269430 A JP S5269430A
Authority
JP
Japan
Prior art keywords
gypsum
manufacturing light
light close
close substance
substance
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
JP14608375A
Other languages
Japanese (ja)
Other versions
JPS5537512B2 (en
Inventor
Yoshikazu Shimizu
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.)
Kawai Musical Instrument Manufacturing Co Ltd
Original Assignee
Kawai Musical Instrument Manufacturing 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 Kawai Musical Instrument Manufacturing Co Ltd filed Critical Kawai Musical Instrument Manufacturing Co Ltd
Priority to JP14608375A priority Critical patent/JPS5269430A/en
Publication of JPS5269430A publication Critical patent/JPS5269430A/en
Publication of JPS5537512B2 publication Critical patent/JPS5537512B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Curing Cements, Concrete, And Artificial Stone (AREA)
JP14608375A 1975-12-08 1975-12-08 Method of manufacturing light close substance of gypsum Granted JPS5269430A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14608375A JPS5269430A (en) 1975-12-08 1975-12-08 Method of manufacturing light close substance of gypsum

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14608375A JPS5269430A (en) 1975-12-08 1975-12-08 Method of manufacturing light close substance of gypsum

Publications (2)

Publication Number Publication Date
JPS5269430A true JPS5269430A (en) 1977-06-09
JPS5537512B2 JPS5537512B2 (en) 1980-09-29

Family

ID=15399722

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14608375A Granted JPS5269430A (en) 1975-12-08 1975-12-08 Method of manufacturing light close substance of gypsum

Country Status (1)

Country Link
JP (1) JPS5269430A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002241161A (en) * 2001-02-15 2002-08-28 Sumitomo Osaka Cement Co Ltd Cement composition for grout and bleeding suppressing method for cement milk for grout

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5751059U (en) * 1980-09-05 1982-03-24

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002241161A (en) * 2001-02-15 2002-08-28 Sumitomo Osaka Cement Co Ltd Cement composition for grout and bleeding suppressing method for cement milk for grout

Also Published As

Publication number Publication date
JPS5537512B2 (en) 1980-09-29

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