DK385583D0 - Fremgangsmade til omdannelse af gips - Google Patents

Fremgangsmade til omdannelse af gips

Info

Publication number: DK385583D0
Authority: DK; Denmark
Prior art keywords: procedure; plastic conversion; conversion; plastic
Prior art date: 1982-09-02

Application number

DK3855/83A

Other languages

English (en)

Other versions

DK157666B (da

DK157666C (da

DK385583A (da

Inventor

Knud Christen Bayer Knudsen

Original Assignee

Superfos As

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.)

1982-09-02

Filing date

1983-08-23

Publication date

1983-08-23

1983-08-23 Application filed by Superfos As filed Critical Superfos As

1983-08-23 Publication of DK385583D0 publication Critical patent/DK385583D0/da

1984-03-03 Publication of DK385583A publication Critical patent/DK385583A/da

1990-02-05 Publication of DK157666B publication Critical patent/DK157666B/da

1990-06-25 Application granted granted Critical

1990-06-25 Publication of DK157666C publication Critical patent/DK157666C/da

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J41/00—Anion exchange; Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
- B01J41/04—Processes using organic exchangers
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
- C01D5/06—Preparation of sulfates by double decomposition
- C01D5/10—Preparation of sulfates by double decomposition with sulfates of magnesium, calcium, strontium, or barium
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/20—Halides
- C01F11/24—Chlorides

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Geology (AREA)
Life Sciences & Earth Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Treatment Of Water By Ion Exchange (AREA)
Removal Of Specific Substances (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Apparatus For Radiation Diagnosis (AREA)
Saccharide Compounds (AREA)

DK385583A 1982-09-02 1983-08-23 Fremgangsmaade til omdannelse af kalciumsulfat til kaliumsulfat eller natriumsulfat DK157666C (da)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB8225006		1982-09-02
GB8225006		1982-09-02

Publications (4)

Publication Number	Publication Date
DK385583D0 true DK385583D0 (da)	1983-08-23
DK385583A DK385583A (da)	1984-03-03
DK157666B DK157666B (da)	1990-02-05
DK157666C DK157666C (da)	1990-06-25

Family

ID=10532638

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK385583A DK157666C (da)	1982-09-02	1983-08-23	Fremgangsmaade til omdannelse af kalciumsulfat til kaliumsulfat eller natriumsulfat

Country Status (26)

Country	Link
US (1)	US4504458A (da)
JP (1)	JPS5983929A (da)
KR (1)	KR910003611B1 (da)
AT (1)	AT378359B (da)
AU (1)	AU558080B2 (da)
BE (1)	BE897666A (da)
BR (1)	BR8304756A (da)
CA (1)	CA1200364A (da)
DE (1)	DE3331416A1 (da)
DK (1)	DK157666C (da)
FI (1)	FI71291C (da)
FR (1)	FR2532643B1 (da)
GR (1)	GR78981B (da)
IE (1)	IE55463B1 (da)
IL (1)	IL69553A (da)
IN (1)	IN159358B (da)
IT (1)	IT1162942B (da)
MA (1)	MA19888A1 (da)
MX (1)	MX157374A (da)
NL (1)	NL192384C (da)
NO (1)	NO159996C (da)
NZ (1)	NZ205348A (da)
PT (1)	PT77277B (da)
SE (1)	SE457531B (da)
SU (1)	SU1286105A3 (da)
ZA (1)	ZA836350B (da)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4707347A (en) *	1985-04-17	1987-11-17	Kali Und Salz	Process for the production of potassium sulfate from potassium chloride by means of ion exchangers
DE3707406A1 (de) *	1987-03-07	1988-09-15	Kali & Salz Ag	Verfahren zur herstellung von kaliumsulfat
FR2652076B1 (fr) *	1989-09-20	1992-03-20	Rhone Poulenc Chimie	Procede de recuperation des valeurs de terres rares dans les gypses.
US5595914A (en) *	1995-10-23	1997-01-21	Berigari; Mohammed S.	Gypsum determination in soils by conversion to water-soluble sodium sulfate
US6986878B2 (en) *	2001-12-19	2006-01-17	Dirdal Rand Technologies	Method of producing potassium sulfate via cation exchange
WO2013117950A1 (en) *	2012-02-09	2013-08-15	Mohammed Olfi	A combined reverse osmosis/ion exchange/electrodialysis (croied) process that uses gypsum as a raw material to produce sulfuric acid and sodium hydroxide
WO2015153873A1 (en) *	2014-04-02	2015-10-08	Vanderbilt University	System and methods for removing impurities from phosphogypsum and manufacturing gypsum binders and products
JP6421021B2 (ja) *	2014-11-25	2018-11-07	オルガノ株式会社	高濃度硫酸塩溶液の精製方法および精製装置
WO2020012460A1 (en) *	2018-07-08	2020-01-16	IMI Tami Institute for Research and Development ltd	Process for production of potassium sulfate from potash minerals via ion exchange

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA528345A (en) *		1956-07-24	O. Hoffer Jean	Process for the manufacture of potassium sulphate
CA741730A (en) *		1966-08-30	Asahi Kasei Kogyo Kabushiki Kaisha	Utilization of sea water
GB437652A (en) *	1934-05-02	1935-11-04	Albert Eric Cashmore	Improvements in or relating to the production of potassium sulphate
US2366650A (en) *	1942-01-14	1945-01-02	Dorr Co	Ionic exchange operations
US2736635A (en) *	1951-07-07	1956-02-28	Ionics	Method of producing sulfite cooking liquors and recovering valuable constituents therefrom
US2882128A (en) *	1954-09-16	1959-04-14	Chimiques Pour L Andustrie Et	Preparation of potassium sulphate from calcium sulphate and potassium chloride
US2989370A (en) *	1957-08-21	1961-06-20	American Potash & Chem Corp	Production of potassium carbonate by anion exchange
US3096153A (en) *	1960-10-17	1963-07-02	Standard Magnesium Corp Inc	Ion exchange process for producing potassium sulfate and sulfuric acid
US3445185A (en) *	1966-07-26	1969-05-20	Kali Forschungs Inst	Preparation of alkali metal sulfates
US3402018A (en) *	1967-02-14	1968-09-17	Grace W R & Co	Removal of potassium and sodium sulfate from brines and bitterns
GB1166930A (en) *	1967-06-23	1969-10-15	Dansk Svovlsyreog Superphospha	Fertilizer production
GB1307218A (en) *	1969-05-09	1973-02-14	Dansk Svovlsyreog Superphospha	Method and plant for effecting mass transfer processes
US4193772A (en) *	1978-06-05	1980-03-18	Exxon Research & Engineering Co.	Process for carbonaceous material conversion and recovery of alkali metal catalyst constituents held by ion exchange sites in conversion residue
GB2068918B (en) *	1980-01-09	1984-06-20	Lozano J A F	Potassium sulphate and potassium sodium sulphate production

1983
- 1983-08-22 NZ NZ205348A patent/NZ205348A/en unknown
- 1983-08-23 IL IL69553A patent/IL69553A/xx not_active IP Right Cessation
- 1983-08-23 DK DK385583A patent/DK157666C/da not_active IP Right Cessation
- 1983-08-24 FI FI833030A patent/FI71291C/fi not_active IP Right Cessation
- 1983-08-24 AT AT0301883A patent/AT378359B/de not_active IP Right Cessation
- 1983-08-25 IE IE1993/83A patent/IE55463B1/en not_active IP Right Cessation
- 1983-08-26 ZA ZA836350A patent/ZA836350B/xx unknown
- 1983-08-30 IN IN1054/CAL/83A patent/IN159358B/en unknown
- 1983-08-31 GR GR72347A patent/GR78981B/el unknown
- 1983-08-31 FR FR8313969A patent/FR2532643B1/fr not_active Expired
- 1983-08-31 DE DE19833331416 patent/DE3331416A1/de active Granted
- 1983-08-31 SE SE8304704A patent/SE457531B/sv not_active Application Discontinuation
- 1983-08-31 BR BR8304756A patent/BR8304756A/pt unknown
- 1983-08-31 NL NL8303037A patent/NL192384C/nl not_active IP Right Cessation
- 1983-09-01 PT PT77277A patent/PT77277B/pt unknown
- 1983-09-01 AU AU18639/83A patent/AU558080B2/en not_active Expired
- 1983-09-01 NO NO833143A patent/NO159996C/no not_active IP Right Cessation
- 1983-09-01 CA CA000435873A patent/CA1200364A/en not_active Expired
- 1983-09-01 SU SU833641403A patent/SU1286105A3/ru active
- 1983-09-01 MA MA20111A patent/MA19888A1/fr unknown
- 1983-09-01 US US06/528,712 patent/US4504458A/en not_active Expired - Lifetime
- 1983-09-02 JP JP58160608A patent/JPS5983929A/ja active Granted
- 1983-09-02 IT IT67920/83A patent/IT1162942B/it active
- 1983-09-02 MX MX198598A patent/MX157374A/es unknown
- 1983-09-02 KR KR1019830004146A patent/KR910003611B1/ko not_active IP Right Cessation
- 1983-09-02 BE BE0/211461A patent/BE897666A/fr not_active IP Right Cessation

Also Published As

Publication number	Publication date
US4504458A (en)	1985-03-12
KR910003611B1 (ko)	1991-06-07
AT378359B (de)	1985-07-25
SE8304704D0 (sv)	1983-08-31
IL69553A (en)	1987-01-30
PT77277A (en)	1983-10-01
NO159996B (no)	1988-11-21
NL8303037A (nl)	1984-04-02
CA1200364A (en)	1986-02-11
FI833030A (fi)	1984-03-03
BR8304756A (pt)	1984-04-10
DK157666B (da)	1990-02-05
MX157374A (es)	1988-11-18
IT8367920A0 (it)	1983-09-02
MA19888A1 (fr)	1984-04-01
FI833030A0 (fi)	1983-08-24
JPS5983929A (ja)	1984-05-15
FI71291B (fi)	1986-09-09
BE897666A (fr)	1984-01-02
NL192384B (nl)	1997-03-03
JPH0364449B2 (da)	1991-10-07
DK157666C (da)	1990-06-25
IE55463B1 (en)	1990-09-26
NZ205348A (en)	1985-07-12
DK385583A (da)	1984-03-03
DE3331416A1 (de)	1984-03-08
SE457531B (sv)	1989-01-09
FR2532643A1 (fr)	1984-03-09
NL192384C (nl)	1997-07-04
NO833143L (no)	1984-03-05
DE3331416C2 (da)	1991-08-14
PT77277B (en)	1986-03-18
IT1162942B (it)	1987-04-01
GR78981B (da)	1984-10-02
SU1286105A3 (ru)	1987-01-23
ATA301883A (de)	1984-12-15
FR2532643B1 (fr)	1988-04-08
KR840006173A (ko)	1984-11-22
IE831993L (en)	1984-03-02
IN159358B (da)	1987-05-09
SE8304704L (sv)	1984-03-03
AU1863983A (en)	1984-03-08
NO159996C (no)	1989-03-01
FI71291C (fi)	1986-12-19
AU558080B2 (en)	1987-01-15
ZA836350B (en)	1984-10-31

Publication	Publication Date	Title
DK350083D0 (da)	1983-07-29	Fremgangsmade til fremstilling af phenylethanolaminer
DK194783D0 (da)	1983-05-02	Fremgangsmade til fremstilling af bicycliske forbindelser
DK397984A (da)	1984-08-20	Fremgangsmaade til fremstilling af brusetabletter
DK184084A (da)	1984-04-09	Fremgangsmaade til forbedring af husdyravl
DK354281A (da)	1982-02-13	Fremgangsmaade til geninkorporering af kakaoaroma
DK299483A (da)	1984-01-30	Fremgangsmaade til fremstilling af n-phosphonomethylglycin
DK385583D0 (da)	1983-08-23	Fremgangsmade til omdannelse af gips
DK159092C (da)	1991-02-04	Pattegummi til pattekop
FR2527802B1 (fr)	1987-07-31	Convertisseur incrementiel-numerique
DK94683D0 (da)	1983-02-25	Omformer
DK295583D0 (da)	1983-06-27	Fremgangsmade af prostaglandin-d-analoge
DK283083A (da)	1983-12-23	Fremgangsmaade til fremstilling af n-phosphonomethylglycin
DK553582A (da)	1983-06-15	Fremgangsmaade til fremstilling af naphthoxyalkylaminer
DK451883D0 (da)	1983-09-30	Fremgangsmade til fremstilling af 4-methyl-5-alkylthiometyl-imidazoler
DK394783D0 (da)	1983-08-30	Fremgangsmade til fremstilling af n-phosphonometylglycin
DK361983A (da)	1984-02-10	Fremgangsmaade til fremstilling af meldroejealkaloider
DK399783D0 (da)	1983-09-01	Fremgangsmade til fremstilling af substituerede 1-puridyloxy-3-indolylalkylamino-2-propanoler
DK362381A (da)	1982-02-16	Fremgangsmaade til fremstilling af polyazaheterocycliske fordelser
DK411881A (da)	1982-03-18	Fremgangsmaade til fremstilling af 1-oxa-beta-lactamantibiotika
DK380981A (da)	1982-03-01	Fremgangsmaade til fremstilling af benzoquinoliziner
DK9383D0 (da)	1983-01-11	Fremgangsmade til fremstilling af phosphinoxider
DK193983D0 (da)	1983-05-02	Fremgangsmade til fremstilling af substituerede phenylendiaminer
DK148883D0 (da)	1983-03-30	Fremgangsmade til omdannelse af terpener
DK215082A (da)	1982-11-16	Fremgangsmaade til fremstilling af 2-iminotiazolidinderivater
DK534281A (da)	1982-06-04	Fremgangsmaade til fremstilling af 1-sulfo-2-oxozetidinderivater

Legal Events

Date	Code	Title	Description
2003-09-08	PUP	Patent expired