DE69111267D1 - Verfahren zum Drücken schwimmfähiger Silikate. - Google Patents

Verfahren zum Drücken schwimmfähiger Silikate.

Info

Publication number
DE69111267D1
DE69111267D1 DE69111267T DE69111267T DE69111267D1 DE 69111267 D1 DE69111267 D1 DE 69111267D1 DE 69111267 T DE69111267 T DE 69111267T DE 69111267 T DE69111267 T DE 69111267T DE 69111267 D1 DE69111267 D1 DE 69111267D1
Authority
DE
Germany
Prior art keywords
floatable
silicates
pressing
pressing floatable
floatable silicates
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69111267T
Other languages
English (en)
Other versions
DE69111267T2 (de
Inventor
Douglas R Shaw
R Scott Stephens
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Monsanto Co
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 DE69111267D1 publication Critical patent/DE69111267D1/de
Application granted granted Critical
Publication of DE69111267T2 publication Critical patent/DE69111267T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
DE69111267T 1990-03-05 1991-03-04 Verfahren zum Drücken schwimmfähiger Silikate. Expired - Fee Related DE69111267T2 (de)

Applications Claiming Priority (2)

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

Publications (2)

Publication Number Publication Date
DE69111267D1 true DE69111267D1 (de) 1995-08-24
DE69111267T2 DE69111267T2 (de) 1996-03-21

Family

ID=27049601

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69111267T Expired - Fee Related DE69111267T2 (de) 1990-03-05 1991-03-04 Verfahren zum Drücken schwimmfähiger Silikate.

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) FI911071A (de)
RU (1) RU2012420C1 (de)
ZW (1) ZW2291A1 (de)

Families Citing this family (7)

* 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
GB0126346D0 (en) * 2001-11-02 2002-01-02 Johnson Matthey Plc Improvements in materials handling and sampling
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
WO2018209416A1 (pt) * 2017-05-16 2018-11-22 Vale S.A. Método de flotação de minerais utilizando biorreagente extraído de bactérias gram positivas
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
EP0445683A3 (en) 1992-01-22
EP0445683A2 (de) 1991-09-11
ZW2291A1 (en) 1991-07-17
US5011596A (en) 1991-04-30
DE69111267T2 (de) 1996-03-21
AU7192891A (en) 1991-09-05
FI911071A (fi) 1991-09-06
CA2037464A1 (en) 1991-09-06
AU623840B2 (en) 1992-05-21
RU2012420C1 (ru) 1994-05-15
FI911071A0 (fi) 1991-03-04
EP0445683B1 (de) 1995-07-19
CA2037464C (en) 1995-10-31

Similar Documents

Publication Publication Date Title
DE69220844D1 (de) Verfahren zum Entfärben von Altpapier
DE69102165T2 (de) Verfahren zum Reibschweissen.
DE69302420D1 (de) Verfahren zum Fotoformen
DE69109935T2 (de) Verfahren zum Überprüfen von Abdrücken.
AT399887B (de) Verfahren zum herstellen von kaltgepressten eisenhältigen briketts
DE69201913T2 (de) Verfahren zum Trocknen von Gegenständen.
DE59106464D1 (de) Verfahren zum Fixieren von Farbstoffen.
DE59101476D1 (de) Verfahren zum Herstellen von Papierschaum.
DE69023519T2 (de) Verfahren zum Verbinden von Kunststoffrohren.
DE59106977D1 (de) Verfahren zum Bearbeiten von Tiefdruckformen.
DE69209266D1 (de) Verfahren zum Entwässern
DE69102861T2 (de) Verfahren zum Drucken.
DE69111267D1 (de) Verfahren zum Drücken schwimmfähiger Silikate.
DE69007286T2 (de) Verfahren zum fotografischen verfahren.
DE69111740T2 (de) Verfahren zum Markieren von Zucker.
DE68921757T2 (de) Verfahren zum Trocknen von Oberflächen.
DE68923495D1 (de) Verfahren zum Herstellen direktpositiver Bilder.
DE69101867D1 (de) Verfahren zum Prägen von monofilamentförmigen Kuppelgliedern für Reissverschlüsse.
DE69109564D1 (de) Verfahren zum etikettieren.
DE69106306T2 (de) Verfahren zum Verbinden von gewalzten Blechen.
DE3875981T2 (de) Verfahren zum dampfentfetten von gegenstaenden.
DE69108309T2 (de) Vorrichtung zum Polieren von Laufflächen.
DE69003857T2 (de) Verfahren zum Parfümieren.
DE68907631D1 (de) Verfahren zum herstellen von monosilan.
DE69104313T2 (de) Verfahren zum Kandieren von Früchten.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: MONSANTO CO., ST. LOUIS, MO., US

8339 Ceased/non-payment of the annual fee