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BR7301660D0 - R PLASTER FOR HIGH HIGH PRESSURE CALCIUM SULPHATE HEMIDRATE, IN A CLOSED VASE, FOR PERFECT CONVERTEPROCESS TO CALCINE PLASTER AT A TEMPERATURE - Google Patents

R PLASTER FOR HIGH HIGH PRESSURE CALCIUM SULPHATE HEMIDRATE, IN A CLOSED VASE, FOR PERFECT CONVERTEPROCESS TO CALCINE PLASTER AT A TEMPERATURE

Info

Publication number
BR7301660D0
BR7301660D0 BR166073A BR166073A BR7301660D0 BR 7301660 D0 BR7301660 D0 BR 7301660D0 BR 166073 A BR166073 A BR 166073A BR 166073 A BR166073 A BR 166073A BR 7301660 D0 BR7301660 D0 BR 7301660D0
Authority
BR
Brazil
Prior art keywords
plaster
converteprocess
hemidrate
calcine
perfect
Prior art date
Application number
BR166073A
Other languages
Portuguese (pt)
Inventor
E O'nell
Original Assignee
United States Gypsum Co
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 United States Gypsum Co filed Critical United States Gypsum Co
Publication of BR7301660D0 publication Critical patent/BR7301660D0/en

Links

BR166073A 1972-03-08 1973-03-07 R PLASTER FOR HIGH HIGH PRESSURE CALCIUM SULPHATE HEMIDRATE, IN A CLOSED VASE, FOR PERFECT CONVERTEPROCESS TO CALCINE PLASTER AT A TEMPERATURE BR7301660D0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US24180272A 1972-03-08 1972-03-08

Publications (1)

Publication Number Publication Date
BR7301660D0 true BR7301660D0 (en) 1974-05-16

Family

ID=22912236

Family Applications (1)

Application Number Title Priority Date Filing Date
BR166073A BR7301660D0 (en) 1972-03-08 1973-03-07 R PLASTER FOR HIGH HIGH PRESSURE CALCIUM SULPHATE HEMIDRATE, IN A CLOSED VASE, FOR PERFECT CONVERTEPROCESS TO CALCINE PLASTER AT A TEMPERATURE

Country Status (3)

Country Link
JP (1) JPS48102095A (en)
BR (1) BR7301660D0 (en)
DE (1) DE2310799A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2388771A1 (en) * 1977-04-29 1978-11-24 Lafarge Sa PLASTER OBTAINED FROM PHOSPHOGYPSES AND PROCESS FOR ITS OBTAINING
DE3709393A1 (en) * 1987-03-21 1988-09-29 Saarbergwerke Ag METHOD FOR CONVERTING CALCIUM SULFATE DIHYDRATE IN (ALPHA) -HALBHYDRATE
US5248487A (en) * 1987-03-21 1993-09-28 Jorg Bold Process for the conversion of calcium sulfate dihydrate into alpha-hemihydrate
DE3711367A1 (en) * 1987-04-04 1988-10-13 Rwk Rhein Westfael Kalkwerke Process for preparing calcium sulphate hemihydrate
EP0876996B1 (en) * 1997-05-10 2001-12-19 SICOWA Verfahrenstechnik für Baustoffe GmbH & Co. KG Process for the preparation of calcium sulfate-alpha hemi-hydrate
GB0708382D0 (en) 2007-05-01 2007-06-06 Bpb Plc Gypsum based compositions
CN110422869B (en) * 2019-08-26 2021-10-01 山东海天生物化工有限公司 Method for co-producing alpha-ultrahigh strength gypsum and sodium chloride and ultrahigh strength gypsum

Also Published As

Publication number Publication date
JPS48102095A (en) 1973-12-21
DE2310799A1 (en) 1973-09-13

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