BRPI0705593A2 - method of quantifying amines in iron ore flotation waste - Google Patents
method of quantifying amines in iron ore flotation wasteInfo
- Publication number
- BRPI0705593A2 BRPI0705593A2 BRPI0705593A BRPI0705593A2 BR PI0705593 A2 BRPI0705593 A2 BR PI0705593A2 BR PI0705593 A BRPI0705593 A BR PI0705593A BR PI0705593 A2 BRPI0705593 A2 BR PI0705593A2
- Authority
- BR
- Brazil
- Prior art keywords
- iron ore
- amines
- ore flotation
- flotation waste
- quantifying
- Prior art date
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title abstract 6
- 238000000034 method Methods 0.000 title abstract 5
- 150000001412 amines Chemical class 0.000 title abstract 3
- 229910052742 iron Inorganic materials 0.000 title abstract 3
- 238000005188 flotation Methods 0.000 title abstract 2
- 239000002699 waste material Substances 0.000 title abstract 2
- FRPHFZCDPYBUAU-UHFFFAOYSA-N Bromocresolgreen Chemical compound CC1=C(Br)C(O)=C(Br)C=C1C1(C=2C(=C(Br)C(O)=C(Br)C=2)C)C2=CC=CC=C2S(=O)(=O)O1 FRPHFZCDPYBUAU-UHFFFAOYSA-N 0.000 abstract 1
- 238000011002 quantification Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
-
- 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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Biophysics (AREA)
- Molecular Biology (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
MéTODO DE QUANTIFICAçãO DE AMINAS EM RESìDUOS DE FLOTAçãO DE MINéRIO DE FERRO. A presente invenção diz respeito a um método de quantificação de aminas graxas provenientes de efluentes gerados pelo processo de flotação reversa do minério de ferro, utilizando técnica colorimétrica que contém o verde de bromocresol como corante orgânico.METHOD OF QUANTIFICATION OF AMINES IN IRON ORE FLOATING WASTE. The present invention relates to a method of quantifying fatty amines from effluents generated by the iron ore reverse flotation process using a colorimetric technique containing bromocresol green as an organic dye.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BRPI0705593A BRPI0705593B1 (en) | 2007-11-22 | 2007-11-22 | method of quantifying amines in iron ore flotation waste |
PCT/IB2008/003182 WO2009066167A2 (en) | 2007-11-22 | 2008-11-21 | 'amines quantification method in residues of the flotation of iron ore' |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BRPI0705593A BRPI0705593B1 (en) | 2007-11-22 | 2007-11-22 | method of quantifying amines in iron ore flotation waste |
Publications (2)
Publication Number | Publication Date |
---|---|
BRPI0705593A2 true BRPI0705593A2 (en) | 2009-07-21 |
BRPI0705593B1 BRPI0705593B1 (en) | 2016-04-12 |
Family
ID=40667908
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0705593A BRPI0705593B1 (en) | 2007-11-22 | 2007-11-22 | method of quantifying amines in iron ore flotation waste |
Country Status (2)
Country | Link |
---|---|
BR (1) | BRPI0705593B1 (en) |
WO (1) | WO2009066167A2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101975714A (en) * | 2010-10-27 | 2011-02-16 | 武汉工程大学 | Method for measuring adsorption quantity of fatty acid collector on mineral surface |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2952259A1 (en) * | 2014-06-06 | 2015-12-09 | ABB Research Ltd. | Method and apparatus for froth flotation process using optical measurements |
WO2017117629A1 (en) * | 2016-01-05 | 2017-07-13 | The University Of Queensland | Determination of the concentration of frothing agent |
WO2021136867A1 (en) * | 2019-12-31 | 2021-07-08 | Metso Outotec Finland Oy | Removal of amines from aqueous streams |
WO2021136868A1 (en) * | 2019-12-31 | 2021-07-08 | Metso Outotec Finland Oy | Removal of amines from aqueous streams |
CN111744679A (en) * | 2020-07-10 | 2020-10-09 | 攀枝花学院 | Iron ore flotation method |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4133063A1 (en) * | 1991-10-04 | 1993-04-08 | Henkel Kgaa | PROCESS FOR PRODUCING IRON ORE CONCENTRATES BY FLOTATION |
SE521949C2 (en) * | 1997-11-27 | 2003-12-23 | Akzo Nobel Nv | Process for foam flotation of silicate-containing iron ore |
DE10065846A1 (en) * | 2000-12-28 | 2002-08-01 | Stapelfeldt Frank | Recovery of amines, used in indirect iron ore flotation processes, involves washing slurry to separate solids from liquid to give separated liquid containing amines for further use |
DE102006019561A1 (en) * | 2006-04-27 | 2007-10-31 | Clariant International Limited | Use of an amine compound as collectors in silicate flotations, for the reverse flotation of silicate containing minerals from e.g. iron ore, for the cleaning of silicate sand and in the flotation of quartz, glimmer, feldspar and muscovite |
-
2007
- 2007-11-22 BR BRPI0705593A patent/BRPI0705593B1/en not_active IP Right Cessation
-
2008
- 2008-11-21 WO PCT/IB2008/003182 patent/WO2009066167A2/en active Application Filing
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101975714A (en) * | 2010-10-27 | 2011-02-16 | 武汉工程大学 | Method for measuring adsorption quantity of fatty acid collector on mineral surface |
Also Published As
Publication number | Publication date |
---|---|
WO2009066167A2 (en) | 2009-05-28 |
BRPI0705593B1 (en) | 2016-04-12 |
WO2009066167A3 (en) | 2009-09-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B25A | Requested transfer of rights approved |
Owner name: UNIVERSIDADE FEDERAL DE MINAS GERAIS - UFMG (BR/MG Free format text: TRANSFERIDO PARTE DOS DIREITOS DE: UNIVERSIDADE FEDERAL DE MINAS GERAIS - UFMG |
|
B03A | Publication of a patent application or of a certificate of addition of invention [chapter 3.1 patent gazette] | ||
B11A | Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing | ||
B04C | Request for examination: application reinstated [chapter 4.3 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 22/11/2007, OBSERVADAS AS CONDICOES LEGAIS. |
|
B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time |
Free format text: REFERENTE A 17A ANUIDADE. |