ZW2291A1 - Method of depressing readily floatable silicate materials - Google Patents

Method of depressing readily floatable silicate materials

Info

Publication number
ZW2291A1
ZW2291A1 ZW22/91A ZW2291A ZW2291A1 ZW 2291 A1 ZW2291 A1 ZW 2291A1 ZW 22/91 A ZW22/91 A ZW 22/91A ZW 2291 A ZW2291 A ZW 2291A ZW 2291 A1 ZW2291 A1 ZW 2291A1
Authority
ZW
Zimbabwe
Prior art keywords
depressing
silicate materials
readily floatable
readily
floatable silicate
Prior art date
Application number
ZW22/91A
Other languages
English (en)
Inventor
Raymond Shaw Douglas
Scott Stephens Robert
Original Assignee
Weyerhaeuser 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 Weyerhaeuser Co filed Critical Weyerhaeuser Co
Publication of ZW2291A1 publication Critical patent/ZW2291A1/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/001—Flotation agents
    • B03D1/004—Organic compounds
    • B03D1/016—Macromolecular compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/001—Flotation agents
    • B03D1/004—Organic compounds
    • B03D1/008—Organic compounds containing oxygen
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D2201/00—Specified effects produced by the flotation agents
    • B03D2201/06—Depressants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D2203/00—Specified materials treated by the flotation agents; Specified applications
    • B03D2203/02—Ores
    • B03D2203/025—Precious metal ores
ZW22/91A 1990-03-05 1991-03-04 Method of depressing readily floatable silicate materials ZW2291A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US48911890A 1990-05-05 1990-05-05
US07/586,331 US5011596A (en) 1990-03-05 1990-09-19 Method of depressing readily floatable silicate materials

Publications (1)

Publication Number Publication Date
ZW2291A1 true ZW2291A1 (en) 1991-07-17

Family

ID=27049601

Family Applications (1)

Application Number Title Priority Date Filing Date
ZW22/91A ZW2291A1 (en) 1990-03-05 1991-03-04 Method of depressing readily floatable silicate materials

Country Status (8)

Country Link
US (1) US5011596A (de)
EP (1) EP0445683B1 (de)
AU (1) AU623840B2 (de)
CA (1) CA2037464C (de)
DE (1) DE69111267T2 (de)
FI (1) FI911071A7 (de)
RU (1) RU2012420C1 (de)
ZW (1) ZW2291A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993011182A1 (en) * 1991-11-27 1993-06-10 Weyerhaeuser Company Conditioned bacterial cellulose
JP4061661B2 (ja) * 1996-05-24 2008-03-19 味の素株式会社 バクテリアセルロース濃縮物の処理方法
RU2135298C1 (ru) * 1998-03-06 1999-08-27 Московский государственный институт стали и сплавов (технологический университет) Способ разделения медно-цинковых концентратов
RU2209687C2 (ru) * 2001-08-14 2003-08-10 Закрытое акционерное общество "Полицелл" - Дочернее общество Открытого акционерного общества "Полимерсинтез" Реагент-депрессор для флотации руд цветных металлов и способ его получения
GB0126346D0 (en) * 2001-11-02 2002-01-02 Johnson Matthey Plc Improvements in materials handling and sampling
DE102005049702A1 (de) * 2005-09-09 2007-03-22 W.C. Heraeus Gmbh Homogenisierungs- und ggf. Analyse-Verfahren bei der Aufarbeitung feuchter edelmetallhaltiger Aufarbeitungsmaterialien mit unbekanntem Edelmetallgehalt
US20070261998A1 (en) * 2006-05-04 2007-11-15 Philip Crane Modified polysaccharides for depressing floatable gangue minerals
FI123672B (en) * 2012-02-16 2013-09-13 Cp Kelco Oy A method for floating
CA3062436C (en) * 2017-05-16 2024-06-11 Vale S.A. Mineral beneficiation method using bioreagent extracted from gram positive bacteria
CN115090426B (zh) * 2022-05-05 2023-08-08 中国矿业大学(北京) 一种基于新型抑制剂的锡铅锌多金属矿浮选分离的方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3796308A (en) * 1972-07-24 1974-03-12 Canadian Patents Dev Bacterial oxidation in upgrading sulfidic ores and coals
US4046678A (en) * 1975-09-09 1977-09-06 James Edward Zajic Flotation of scheelite from calcite with a microbial based collector
US4269699A (en) * 1979-10-23 1981-05-26 Canadian Patents & Dev. Ltd. Bioadsorption alteration of iron sulfide surfaces
SU923621A1 (ru) * 1980-07-07 1982-04-30 Ky I Tsvetnykh Metallov Im I M Способ флотации апатита из карбонатных руд 1
SU1115807A1 (ru) * 1982-12-29 1984-09-30 Дальневосточный научно-исследовательский институт минерального сырья Способ флотации фосфорсодержащих руд
DD233311A1 (de) * 1984-12-28 1986-02-26 Sdag Wismut Sammler fuer die flotative gewinnung von wolframmineralien
US4863565A (en) * 1985-10-18 1989-09-05 Weyerhaeuser Company Sheeted products formed from reticulated microbial cellulose
US4775627A (en) * 1986-04-22 1988-10-04 The Ohio State University, A Branch Of The State Government Coal desulfurization using bacteria adaptation and bacterial modification of pyrite surfaces
ZA882394B (en) * 1988-04-05 1988-11-30 American Cyanamid Co Method for the depressing of hydrous,layered silicates

Also Published As

Publication number Publication date
FI911071L (fi) 1991-09-06
AU7192891A (en) 1991-09-05
RU2012420C1 (ru) 1994-05-15
EP0445683A2 (de) 1991-09-11
FI911071A7 (fi) 1991-09-06
EP0445683A3 (en) 1992-01-22
EP0445683B1 (de) 1995-07-19
AU623840B2 (en) 1992-05-21
CA2037464C (en) 1995-10-31
CA2037464A1 (en) 1991-09-06
DE69111267D1 (de) 1995-08-24
FI911071A0 (fi) 1991-03-04
DE69111267T2 (de) 1996-03-21
US5011596A (en) 1991-04-30

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