ATE9577T1 - PRODUCTION OF GYPSUM SEMI-HYDRATE WITH HEAT WASTE, AQUEOUS H2SO4 AND SULPHURIC SALTS. - Google Patents

PRODUCTION OF GYPSUM SEMI-HYDRATE WITH HEAT WASTE, AQUEOUS H2SO4 AND SULPHURIC SALTS.

Info

Publication number: ATE9577T1
Authority: AT; Austria
Prior art keywords: sulphuric; hydrate; salts; production; heat waste
Prior art date: 1981-02-17

Application number

AT81105169T

Other languages

German (de)

Inventor

Heinrich Quante

Original Assignee

His Handels- Und Industriebedarf Gmbh

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.)

1981-02-17

Filing date

1981-07-03

Publication date

1984-10-15

1981-02-17 Priority claimed from DE19813105709 external-priority patent/DE3105709A1/en

1981-05-05 Priority claimed from DE19813117641 external-priority patent/DE3117641A1/en

1981-07-03 Application filed by His Handels- Und Industriebedarf Gmbh filed Critical His Handels- Und Industriebedarf Gmbh

1981-07-03 Priority claimed from EP81105169A external-priority patent/EP0044005B1/en

1984-10-15 Application granted granted Critical

1984-10-15 Publication of ATE9577T1 publication Critical patent/ATE9577T1/en

Links

QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title 1
229910052602 gypsum Inorganic materials 0.000 title 1
239000010440 gypsum Substances 0.000 title 1
150000003839 salts Chemical class 0.000 title 1
235000011149 sulphuric acid Nutrition 0.000 title 1
239000002699 waste material Substances 0.000 title 1

AT81105169T 1981-02-17 1981-07-03 PRODUCTION OF GYPSUM SEMI-HYDRATE WITH HEAT WASTE, AQUEOUS H2SO4 AND SULPHURIC SALTS. ATE9577T1 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
DE19813105709 DE3105709A1 (en)	1980-07-14	1981-02-17	Process for producing gypsum hemihydrate using waste heat
DE19813117641 DE3117641A1 (en)	1981-05-05	1981-05-05	Preparation of gypsum hemihydrate with thermal waste, aqueous H2SO4 and sulphuric acid salts
EP81105169A EP0044005B1 (en)	1980-07-14	1981-07-03	Production of calcium-sulfate hemihydrate using waste heat, diluted sulfuric acid and sulfuric salts

Publications (1)

Publication Number	Publication Date
ATE9577T1 true ATE9577T1 (en)	1984-10-15

Family

ID=27189147

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT81105169T ATE9577T1 (en)	1981-02-17	1981-07-03	PRODUCTION OF GYPSUM SEMI-HYDRATE WITH HEAT WASTE, AQUEOUS H2SO4 AND SULPHURIC SALTS.

Country Status (1)

Country	Link
AT (1)	ATE9577T1 (en)

1981
- 1981-07-03 AT AT81105169T patent/ATE9577T1/en active

Similar Documents

Publication	Publication Date	Title
FI882327L (en)	1988-11-23	FOERFARANDE FOER FRAMSTAELLNING AV CALCIUM SULPHATE ALPHA-SEMIHYDRATE FRAON FINFOERDELAT CALCIUM SULFATE DIHYDRATE.
DE3584274D1 (en)	1991-11-07	BONE REPAIR WITH THE HELP OF COLLAGEN.
FI820705A7 (en)	1982-10-24	Method and catalyst for the production of chlorine dioxide.
FI845163L (en)	1985-07-01	FOERSLUTBAR BEHAOLLARE FOER ANVAENDNING I FOERHAOLLANDEN MED HOEG TEMPERATUR.
DE3484511D1 (en)	1991-05-29	MANUFACTURE OF RADIO MEDICINES MARKED WITH 99M TC.
DE3679078D1 (en)	1991-06-13	PHOTOMASK PRODUCTION PROCESS.
NO174146C (en)	1994-03-23	Sheet of sheet metal, as well as its manufacture
IL54052A0 (en)	1978-04-30	The production of d,1-5-methyltetrahydrofolic acid and its salts
ES515667A0 (en)	1984-01-16	"METHOD TO ESTABLISH A CIRCULATION IN THE FORM OF FILAMENT".
NO862209L (en)	1986-12-05	ENERGY PRODUCTION.
ATA349383A (en)	1991-10-15	AQUEOUS WAX DISPERSIONS, THEIR PRODUCTION AND USE
IT1157177B (en)	1987-02-11	PROCEDURE FOR THE PRODUCTION OF CALCIUM SULPHATE IN PARTICULAR FROM AQUEOUS EFFLUENTS
ATE9577T1 (en)	1984-10-15	PRODUCTION OF GYPSUM SEMI-HYDRATE WITH HEAT WASTE, AQUEOUS H2SO4 AND SULPHURIC SALTS.
FI864528L (en)	1987-05-21	The method prepares aqueous solutions of polyacrylic acids, their copolymers and salts
BR8108378A (en)	1982-10-13	PROCESS TO CONVERT ACYLOXYEXENOIC ACIDS INTO THE RANGE-VINYL-BUTYROLACTONE
DE3668461D1 (en)	1990-03-01	PRODUCTION OF HYDROLYSED POLYMAL ACID ANHYDRIDE.
FI792721A7 (en)	1981-01-01	New 4-hydroxy-2H/1/benzothieno/2,3-e/-1,2-thiazine-3-carboxamide-1,1-dioxides and their salts, their use and their preparation method.
DE3774847D1 (en)	1992-01-09	TRIFLUORHYDROXYAROMATIC ACID AND THEIR PRODUCTION.
DE3481430D1 (en)	1990-04-05	2-OXOCARBONIC ACID REDUCTION, THEIR PRODUCTION AND USE.
DE3672424D1 (en)	1990-08-09	PRODUCTION METHOD 16-SUBSTITUTED PROSTAGLANDINE-E.
FI861345A7 (en)	1986-10-01	Use of efomycins to promote production in animals, efomycins and their manufacture.
AT372411B (en)	1983-10-10	POROESE THREADS, MANUFACTURING METHOD AND USE
DK268487D0 (en)	1987-05-26	ALCOXYLKYL AND ALKYLMERCAPTOALKYL SUBSTITUTED, BICYCLIC BENZOFUROISOQUINOLINES OR ACID ADDITION SALTS THEREOF AND THEIR USE
DE3878840D1 (en)	1993-04-08	WASTE COMBUSTION PROCESS WITH LOW NOX PRODUCTION.
DE3670517D1 (en)	1990-05-23	THORN FOR THE PRODUCTION OF HOLLOW ARMED PARTS.