BR9005090A - Processo de deshidratacao de minerio e composicoes para o mesmo - Google Patents

Processo de deshidratacao de minerio e composicoes para o mesmo

Info

Publication number: BR9005090A
Authority: BR; Brazil
Prior art keywords: mining; composition; same; dehydrating process; dehydrating
Prior art date: 1989-10-13

Application number

BR909005090A

Other languages

English (en)

Inventor

James G Fuller

Owen Portwood

Joe W Cotton

Original Assignee

Sherex Chem

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.)

1989-10-13

Filing date

1990-10-11

Publication date

1991-09-17

1990-10-11 Application filed by Sherex Chem filed Critical Sherex Chem

1991-09-17 Publication of BR9005090A publication Critical patent/BR9005090A/pt

Classifications

- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
- B01D37/03—Processes of filtration using flocculating agents

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Mechanical Engineering (AREA)
Geology (AREA)
General Life Sciences & Earth Sciences (AREA)
Manufacturing & Machinery (AREA)
Environmental & Geological Engineering (AREA)
Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Separation Of Suspended Particles By Flocculating Agents (AREA)
Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
Paper (AREA)

BR909005090A 1989-10-13 1990-10-11 Processo de deshidratacao de minerio e composicoes para o mesmo BR9005090A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US07/421,092 US4990264A (en)	1989-10-13	1989-10-13	Ore dewatering process and compositions therefor

Publications (1)

Publication Number	Publication Date
BR9005090A true BR9005090A (pt)	1991-09-17

Family

ID=23669139

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR909005090A BR9005090A (pt)	1989-10-13	1990-10-11	Processo de deshidratacao de minerio e composicoes para o mesmo

Country Status (6)

Country	Link
US (1)	US4990264A (pt)
EP (1)	EP0423061A1 (pt)
AU (1)	AU624304B2 (pt)
BR (1)	BR9005090A (pt)
CA (1)	CA2027625A1 (pt)
PH (1)	PH26842A (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3918274A1 (de) *	1989-06-05	1990-12-06	Henkel Kgaa	Verwendung von hydroxymischethern als hilfsmittel fuer die feststoffentwaesserung
DE4019174A1 (de) *	1990-06-15	1992-01-02	Henkel Kgaa	Hilfsmittel bei der filtration und/oder entwaesserung von mineral- und kohlesuspensionen
US5180505A (en) *	1991-06-10	1993-01-19	Stefanski Marek J	Dewatering method
SE502021C2 (sv) *	1991-12-04	1995-07-17	Hb Prestations Produkter	Förfarande och anordning för rening av en cirkulerande vätska i en cirkulationskrets
US7824553B2 (en)	2007-07-24	2010-11-02	Neo Solutions, Inc.	Process for dewatering a mineral slurry concentrate and increasing the production of a filter cake
EP4515006A4 (en) *	2022-05-19	2026-01-28	Kemira Oyj	POLYGLYCOL ETHER FILTRATION AID OF FAT ALCOHOL FOR DEHYDRATING AN ORE CONCENTRATE

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5243477B2 (pt) *	1974-03-20	1977-10-31
US4191655A (en) *	1977-07-07	1980-03-04	Betz Laboratories, Inc.	Dewatering composition
US4097390A (en) *	1977-07-20	1978-06-27	American Cyanamid Company	Composition for mineral concentrate dewatering during filtration
US4206063A (en) *	1978-12-05	1980-06-03	American Cyanamid Company	Dewatering aid composition
US4207186A (en) *	1978-12-05	1980-06-10	American Cyanamid Company	Process for dewatering mineral concentrates
US4410431A (en) *	1982-04-01	1983-10-18	Nalco Chemical Company	Composition for altering the water function characteristics of mineral slurries
CA1252016A (en) *	1984-01-09	1989-04-04	Kay E. Cawiezel	Mineral dewatering method
US4532049A (en) *	1984-05-10	1985-07-30	Nalco Chemical Company	Dewatering agent compositions for sulfide materials

1989
- 1989-10-13 US US07/421,092 patent/US4990264A/en not_active Expired - Fee Related
1990
- 1990-10-11 PH PH41356A patent/PH26842A/en unknown
- 1990-10-11 AU AU64534/90A patent/AU624304B2/en not_active Ceased
- 1990-10-11 EP EP90630179A patent/EP0423061A1/en not_active Withdrawn
- 1990-10-11 BR BR909005090A patent/BR9005090A/pt not_active Application Discontinuation
- 1990-10-15 CA CA002027625A patent/CA2027625A1/en not_active Abandoned

Also Published As

Publication number	Publication date
EP0423061A1 (en)	1991-04-17
PH26842A (en)	1992-11-05
US4990264A (en)	1991-02-05
AU6453490A (en)	1991-04-18
AU624304B2 (en)	1992-06-04
CA2027625A1 (en)	1991-04-14

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Legal Events

Date	Code	Title	Description
1995-12-12	FD3	Appl. lapsed due to non-payment of renewal fee
2018-03-27	B15K	Others concerning applications: alteration of classification	Ipc: C22B 1/00 (2006.01), B01D 37/03 (2006.0