ATE119865T1 - Verfahren zum enteisen von kaolin, quartz und anderen mineralischen konzentraten von industriellem interesse. - Google Patents

Verfahren zum enteisen von kaolin, quartz und anderen mineralischen konzentraten von industriellem interesse.

Info

Publication number: ATE119865T1
Authority: AT; Austria
Prior art keywords: kaolin; quartz; icing; industrial interest; mineral concentrates
Prior art date: 1990-10-11

Application number

AT91116693T

Other languages

English (en)

Inventor

Luigi Toro

Anna Maria Marabini

Bruno Paponetti

Bruno Passariello

Original Assignee

Consiglio Nazionale Ricerche

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.)

1990-10-11

Filing date

1991-09-30

Publication date

1995-04-15

1991-09-30 Application filed by Consiglio Nazionale Ricerche filed Critical Consiglio Nazionale Ricerche

1995-04-15 Application granted granted Critical

1995-04-15 Publication of ATE119865T1 publication Critical patent/ATE119865T1/de

Links

239000005995 Aluminium silicate Substances 0.000 title abstract 2
235000012211 aluminium silicate Nutrition 0.000 title abstract 2
239000012141 concentrate Substances 0.000 title abstract 2
229910052500 inorganic mineral Inorganic materials 0.000 title abstract 2
NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 title abstract 2
239000011707 mineral Substances 0.000 title abstract 2
VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 abstract 2
JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract 2
CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 abstract 1
239000002253 acid Substances 0.000 abstract 1
125000004432 carbon atom Chemical group C* 0.000 abstract 1
239000000919 ceramic Substances 0.000 abstract 1
238000001311 chemical methods and process Methods 0.000 abstract 1
239000011521 glass Substances 0.000 abstract 1
239000000463 material Substances 0.000 abstract 1
239000010453 quartz Substances 0.000 abstract 1
VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 1
235000000346 sugar Nutrition 0.000 abstract 1
150000008163 sugars Chemical class 0.000 abstract 1
229910001773 titanium mineral Inorganic materials 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B33/00—Clay-wares
- C04B33/02—Preparing or treating the raw materials individually or as batches
- C04B33/10—Eliminating iron or lime
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/40—Compounds of aluminium
- C09C1/42—Clays
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
- C01P2006/82—Compositional purity water content
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/90—Other properties not specified above

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Ceramic Engineering (AREA)
Dispersion Chemistry (AREA)
Materials Engineering (AREA)
Structural Engineering (AREA)
Silicates, Zeolites, And Molecular Sieves (AREA)
Inorganic Compounds Of Heavy Metals (AREA)
Glass Compositions (AREA)
Paper (AREA)
Fertilizers (AREA)
Compounds Of Iron (AREA)

AT91116693T 1990-10-11 1991-09-30 Verfahren zum enteisen von kaolin, quartz und anderen mineralischen konzentraten von industriellem interesse. ATE119865T1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
IT02170790A IT1243828B (it)	1990-10-11	1990-10-11	Processo per la rimozione del ferro da concentrati di caolino, quarzo e altri materiali di interesse industriale.

Publications (1)

Publication Number	Publication Date
ATE119865T1 true ATE119865T1 (de)	1995-04-15

Family

ID=11185721

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT91116693T ATE119865T1 (de)	1990-10-11	1991-09-30	Verfahren zum enteisen von kaolin, quartz und anderen mineralischen konzentraten von industriellem interesse.

Country Status (8)

Country	Link
US (1)	US5190900A (de)
EP (1)	EP0480286B1 (de)
AT (1)	ATE119865T1 (de)
AU (1)	AU645352B2 (de)
DE (1)	DE69108165T2 (de)
DK (1)	DK0480286T3 (de)
ES (1)	ES2069163T3 (de)
IT (1)	IT1243828B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
AU638831B2 (en) *	1991-05-24	1993-07-08	Consiglio Nazionale Delle Ricerche	Process for the deferrization of kaolin, quartzose sand, paper filler, white pigment, pumice and electronics materials
US5545599A (en) *	1994-09-23	1996-08-13	U.S. Borax, Inc.	Process for whitening kaolin
KR0175889B1 (ko) *	1995-12-18	1999-04-01	김광호	미네랄 용출물질 및 그 제조방법과 이를 이용한 미네랄 용출물질 구조체
US5891236A (en) *	1997-04-23	1999-04-06	Thiele Kaolin Company	Process for improving the color and brightness of discolored goethite-containing materials
US6662951B1 (en)	2000-09-27	2003-12-16	Basic Resources, Inc.	Process for extracting and purifying naturally occurring zeolite
CN101602898B (zh) *	2009-07-24	2012-10-17	厦门大学	水洗铁染高岭土的增白方法
ES2408854B1 (es) *	2012-06-19	2014-04-24	Industrias Del Cuarzo, S.A.	Método de reducción del contenido en óxido de hierro en feldespatos
CN107573028B (zh) *	2017-09-22	2020-06-02	江西萍乡龙发实业股份有限公司	用建筑和日用瓷废粉尾粉制取耐酸砖的方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA776173A (en) *		1968-01-16	Lang Konrad	Process for the bleaching of clay
US1897638A (en) *	1930-03-04	1933-02-14	Silica Company Of California L	Purifying art
DE618022C (de) *	1932-09-14	1935-08-31	Adelheid Bleibtreu Geb Schmidt	Verfahren zum Herausloesen von in Halogenwasserstoffsaeuren loeslichen Verbindungen aus Mineralien und Gesteinen
US3193344A (en) *	1962-03-26	1965-07-06	Huber Corp J M	Process for bleaching clay
US3320027A (en) *	1964-05-05	1967-05-16	Huber Corp J M	Clay bleaching under non-oxidizing atmospheres
US3414422A (en) *	1966-05-02	1968-12-03	Huber Corp J M	Chemically treated clays
SU407855A1 (de) *	1971-08-30	1973-12-10
DE2338937B2 (de) *	1973-08-01	1976-07-15	Dynamit Nobel Ag, 5210 Troisdorf	Verfahren zur chemischen enteisenung von hartmaterialien
US4088732A (en) *	1975-09-15	1978-05-09	J. M. Huber Corporation	Improved method of beneficiating clay by removal of titanium and iron impurities
US4943324A (en) *	1988-05-23	1990-07-24	Georgia Kaolin Company, Inc.	High performance paper filler and method of producing same

1990
- 1990-10-11 IT IT02170790A patent/IT1243828B/it active IP Right Grant
1991
- 1991-09-30 DK DK91116693.2T patent/DK0480286T3/da active
- 1991-09-30 ES ES91116693T patent/ES2069163T3/es not_active Expired - Lifetime
- 1991-09-30 EP EP91116693A patent/EP0480286B1/de not_active Expired - Lifetime
- 1991-09-30 DE DE69108165T patent/DE69108165T2/de not_active Expired - Fee Related
- 1991-09-30 AT AT91116693T patent/ATE119865T1/de not_active IP Right Cessation
- 1991-10-03 US US07/770,359 patent/US5190900A/en not_active Expired - Fee Related
- 1991-10-10 AU AU85726/91A patent/AU645352B2/en not_active Ceased

Also Published As

Publication number	Publication date
IT1243828B (it)	1994-06-28
EP0480286A1 (de)	1992-04-15
EP0480286B1 (de)	1995-03-15
DE69108165D1 (de)	1995-04-20
DK0480286T3 (da)	1995-05-15
IT9021707A1 (it)	1992-04-11
DE69108165T2 (de)	1995-07-20
AU645352B2 (en)	1994-01-13
IT9021707A0 (it)	1990-10-11
ES2069163T3 (es)	1995-05-01
US5190900A (en)	1993-03-02
AU8572691A (en)	1992-04-16

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Legal Events

Date	Code	Title	Description
1995-11-15	UEP	Publication of translation of european patent specification
2003-06-15	REN	Ceased due to non-payment of the annual fee