EA201890917A1 - Депрессоры на основе полисахаридов средней степени окисления для применения в способах флотации железной руды - Google Patents

Депрессоры на основе полисахаридов средней степени окисления для применения в способах флотации железной руды

Info

Publication number
EA201890917A1
EA201890917A1 EA201890917A EA201890917A EA201890917A1 EA 201890917 A1 EA201890917 A1 EA 201890917A1 EA 201890917 A EA201890917 A EA 201890917A EA 201890917 A EA201890917 A EA 201890917A EA 201890917 A1 EA201890917 A1 EA 201890917A1
Authority
EA
Eurasian Patent Office
Prior art keywords
depressors
methods
flotation
polysaccharides
basis
Prior art date
Application number
EA201890917A
Other languages
English (en)
Inventor
Дуэйн К. Уилсон
Original Assignee
Кемира Ойй
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 Кемира Ойй filed Critical Кемира Ойй
Publication of EA201890917A1 publication Critical patent/EA201890917A1/ru

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
    • B03D1/02—Froth-flotation processes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B31/00—Preparation of derivatives of starch
    • C08B31/18—Oxidised starch
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L3/00—Compositions of starch, amylose or amylopectin or of their derivatives or degradation products
    • C08L3/04—Starch derivatives, e.g. crosslinked derivatives
    • C08L3/10—Oxidised starch
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L5/00—Compositions of polysaccharides or of their derivatives not provided for in groups C08L1/00 or C08L3/00
    • 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
    • B03D2203/04—Non-sulfide ores

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

В настоящем изобретении предоставлены депрессоры, содержащие полисахарид средней степени окисления с содержанием анионного заряда примерно от 0,05 примерно до 4,5 ммоль на 1 г при pH примерно от 6 примерно до 7 или примерно от 0,2 примерно до 5 ммоль анионного заряда на 1 г при pH примерно от 10 примерно до 11,2. Кроме того, раскрыты способы обогащения желательного минерала из руды, содержащей желательный минерал и пустую породу, где данный способ включает в себя осуществление флотации в присутствии одного или более депрессоров.
EA201890917A 2015-10-08 2016-09-26 Депрессоры на основе полисахаридов средней степени окисления для применения в способах флотации железной руды EA201890917A1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201562239090P 2015-10-08 2015-10-08
PCT/US2016/053700 WO2017062200A1 (en) 2015-10-08 2016-09-26 Moderately oxidized polysaccharide depressants for use in iron ore flotation processes

Publications (1)

Publication Number Publication Date
EA201890917A1 true EA201890917A1 (ru) 2018-11-30

Family

ID=58488336

Family Applications (1)

Application Number Title Priority Date Filing Date
EA201890917A EA201890917A1 (ru) 2015-10-08 2016-09-26 Депрессоры на основе полисахаридов средней степени окисления для применения в способах флотации железной руды

Country Status (7)

Country Link
US (1) US10589293B2 (ru)
CN (1) CN108602071A (ru)
AU (1) AU2016335828A1 (ru)
BR (1) BR102016023528A2 (ru)
CA (1) CA3001305A1 (ru)
EA (1) EA201890917A1 (ru)
WO (1) WO2017062200A1 (ru)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107377233B (zh) * 2017-08-02 2019-06-28 白银金锑矿贸有限公司 一种含锑金精矿中杂质矿物抑制剂的制备方法及应用
BR112020005996A2 (pt) 2017-09-26 2020-09-29 Ecolab Usa Inc. método de beneficiamento de minério de bauxita, e, usos de um polímero catiônico e de um polissacarídeo.
WO2020068721A1 (en) * 2018-09-24 2020-04-02 Ecolab Usa Inc. Methods and compositions for pre-extractive beneficiation of ores
CN113477408B (zh) * 2021-07-21 2022-08-02 东北大学 可得然胶作为铁矿反浮选中抑制剂在矿物加工领域的应用及应用方法
CN114011587B (zh) * 2021-11-03 2024-02-23 武汉科技大学 超声改性淀粉选矿药剂的制备方法、氧化铁矿反浮选方法
CN114011582B (zh) * 2021-11-09 2022-08-16 昆明理工大学 一种提高含金硫化铜矿石选矿指标的浮选方法
CN115090427B (zh) * 2022-08-08 2023-08-11 昆明理工大学 一种提高含碳硫化铜矿石选矿指标的方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE441740B (sv) * 1983-05-27 1985-11-04 Berol Kemi Ab Forfarande for flotation av fosfatmalm
US4808301A (en) 1987-11-04 1989-02-28 The Dow Chemical Company Flotation depressants
EP0915102A1 (en) * 1997-11-10 1999-05-12 Mitsubishi Gas Chemical Company, Inc. Process for preparing carboxypolysaccharide
US7007752B2 (en) * 2003-03-21 2006-03-07 Halliburton Energy Services, Inc. Well treatment fluid and methods with oxidized polysaccharide-based polymers
US7727945B2 (en) * 2005-07-15 2010-06-01 Akzo Nobel N.V. Modified polysaccharides
EP1826219A1 (en) * 2006-02-24 2007-08-29 SOLVAY (Société Anonyme) Process for the manufacture of oxidized starch, oxidized starch and its use
US20070261998A1 (en) * 2006-05-04 2007-11-15 Philip Crane Modified polysaccharides for depressing floatable gangue minerals
MX2011012923A (es) * 2009-06-05 2012-01-25 Solvay Proceso para fabricar almidon oxidado, almidon oxidado y su uso.
CN101892024B (zh) * 2010-07-02 2012-02-15 浙江大学 一种木材用胶黏剂及其制备方法
CN103030699A (zh) 2011-10-08 2013-04-10 王晓珍 芭蕉芋氧化淀粉的制备方法
CN102443071B (zh) * 2011-11-16 2015-10-14 广西大学 赤铁矿反浮选抑制剂复合变性淀粉及其制备方法
FI123672B (en) * 2012-02-16 2013-09-13 Cp Kelco Oy A method for floating
FR2987742B1 (fr) * 2012-03-09 2014-09-26 Oreal Procede de traitement pour la protection et la reparation des fibres keratiniques mettant en œuvre des polysaccharides oxydes
UA116361C2 (uk) * 2012-10-01 2018-03-12 Кеміра Ойй Пригнічувачі флотації рудних мінералів
PE20151173A1 (es) * 2012-11-30 2015-08-21 Akzo Nobel Chemicals Int Bv Flotacion de silicatos a partir de menas
CN104262494A (zh) * 2014-09-30 2015-01-07 华南理工大学 一种低粘度的两性淀粉的制备方法
WO2016081260A1 (en) * 2014-11-18 2016-05-26 Rivertop Renewables, Inc. Compositions comprising oxidized starch and processes for making the compositions
CN104624383B (zh) 2014-12-09 2017-02-01 鞍钢集团矿业有限公司 赤铁矿反浮选抑制剂及其制备、使用方法

Also Published As

Publication number Publication date
AU2016335828A1 (en) 2018-04-26
CA3001305A1 (en) 2017-04-13
US10589293B2 (en) 2020-03-17
US20170100724A1 (en) 2017-04-13
CN108602071A (zh) 2018-09-28
BR102016023528A2 (pt) 2018-05-15
WO2017062200A1 (en) 2017-04-13

Similar Documents

Publication Publication Date Title
EA201890917A1 (ru) Депрессоры на основе полисахаридов средней степени окисления для применения в способах флотации железной руды
PH12019502283A1 (en) Anti-lag3 antibodies
PH12019502875A1 (en) Antibody molecules to cd73 and uses thereof
PH12018502225A1 (en) Anti-il-33 antibodies, compositions, methods and uses thereof
MX2022010224A (es) Compuestos que interactuan con la superfamilia ras para el tratamiento de canceres, enfermedades inflamatorias, rasopatias y enfermedad fibrotica.
PH12019501357A1 (en) Anti-ox40 antibodies and their uses
EA201891245A1 (ru) Композиции-собиратели и способы их применения в процессе флотации минералов
MX2017016647A (es) Anticuerpos y fragmentos anti-vista.
MY166188A (en) Enrichment of metal sulfide ores by oxidant assisted froth flotation
EA201592189A1 (ru) Способ и установка для производства железа из пиритных огарков
EA201791357A1 (ru) Селективные флокулянты для обогащения руды, содержащей минералы
CL2016002580A1 (es) Método de flotación de molibdenita que emplea polisulfuros alcalinos yo alcalinotérreos como agente depresor, a un ph de 8 a 10,5 y uso de dichos polisulfuros.
GB2548999A (en) Multi-stage treatment for iron sulfide scales
MA47221A1 (fr) Anticorps monoclonal à pd-l1
GB2543186A (en) Diverter composition including rheologically modified invert emulsion
MX2018013072A (es) Anticuerpos del ligando similar al factor de necrosis tumoral 1a (tl1a) y usos de los mismos.
MX2020003219A (es) Anticuerpos que tienen especificidad para btn2 y usos de los mismos.
EA201991745A1 (ru) Флотационное устройство, его применение, установка и способ
MX2016013467A (es) Composiciones colectoras y metodos para usar las mismas.
ZA201906919B (en) Process to treat metal or mineral ores and collector composition therefor
PH12017501182A1 (en) Depressants for mineral ore flotation
EA201792645A1 (ru) Способы обработки пласта для повышения нефтеотдачи
BR112019005392A2 (pt) composições de hemicelulose aglomerada, métodos de preparação das mesmas e processos para enriquecer um mineral desejado a partir de um minério
GB2537519A (en) Magnesium metal ore waste in well cementing
PH12020551791A1 (en) Methods for the production of methacrylates