CA1119142A - Method for brightening natural calcitic ores - Google Patents

Method for brightening natural calcitic ores

Info

Publication number: CA1119142A
Authority: CA; Canada
Prior art keywords: accordance; product; weight; coarse; flotation
Prior art date: 1978-01-10
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

Application number

CA000319423A

Other languages

English (en)

French (fr)

Inventor

Herbert I. Lewis

Anthony D. Mcconnell

William M. Price

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.)

Anglo American Clays Corp

Original Assignee

Anglo American Clays Corp

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.)

1978-01-10

Filing date

1979-01-10

Publication date

1982-03-02

1978-01-10 Priority claimed from US05/868,392 external-priority patent/US4165840A/en

1979-01-10 Application filed by Anglo American Clays Corp filed Critical Anglo American Clays Corp

1982-03-02 Application granted granted Critical

1982-03-02 Publication of CA1119142A publication Critical patent/CA1119142A/en

Status Expired legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 51
238000005282 brightening Methods 0.000 title abstract description 5
238000000227 grinding Methods 0.000 claims abstract description 34
239000004576 sand Substances 0.000 claims abstract description 32
238000005188 flotation Methods 0.000 claims abstract description 31
239000007787 solid Substances 0.000 claims abstract description 29
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 27
239000002245 particle Substances 0.000 claims abstract description 15
239000002002 slurry Substances 0.000 claims abstract description 14
229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 12
150000003839 salts Chemical class 0.000 claims abstract description 12
238000009291 froth flotation Methods 0.000 claims abstract description 11
230000007935 neutral effect Effects 0.000 claims abstract description 11
241000669244 Unaspis euonymi Species 0.000 claims abstract description 7
150000001338 aliphatic hydrocarbons Chemical class 0.000 claims abstract description 4
125000000217 alkyl group Chemical group 0.000 claims description 11
239000003350 kerosene Substances 0.000 claims description 10
229930195733 hydrocarbon Natural products 0.000 claims description 9
150000002430 hydrocarbons Chemical class 0.000 claims description 9
239000004215 Carbon black (E152) Substances 0.000 claims description 6
238000003801 milling Methods 0.000 claims description 6
MTNDZQHUAFNZQY-UHFFFAOYSA-N imidazoline Chemical compound C1CN=CN1 MTNDZQHUAFNZQY-UHFFFAOYSA-N 0.000 claims description 5
238000001238 wet grinding Methods 0.000 claims description 5
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
125000004432 carbon atom Chemical group C* 0.000 claims description 4
230000000694 effects Effects 0.000 claims description 4
238000000926 separation method Methods 0.000 claims description 4
239000000356 contaminant Substances 0.000 claims description 3
235000014113 dietary fatty acids Nutrition 0.000 claims description 3
238000009837 dry grinding Methods 0.000 claims description 3
239000000194 fatty acid Substances 0.000 claims description 3
229930195729 fatty acid Natural products 0.000 claims description 3
150000004665 fatty acids Chemical class 0.000 claims description 3
239000008396 flotation agent Substances 0.000 claims description 3
WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 claims description 2
LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 claims description 2
QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 claims description 2
QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims description 2
239000005642 Oleic acid Substances 0.000 claims description 2
ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 claims description 2
150000001491 aromatic compounds Chemical class 0.000 claims description 2
150000001923 cyclic compounds Chemical class 0.000 claims description 2
QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 claims description 2
ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 claims description 2
230000009467 reduction Effects 0.000 claims description 2
239000003784 tall oil Substances 0.000 claims description 2
239000000203 mixture Substances 0.000 abstract description 9
150000001875 compounds Chemical class 0.000 abstract description 7
239000000047 product Substances 0.000 description 34
239000000463 material Substances 0.000 description 22
230000008569 process Effects 0.000 description 16
239000000049 pigment Substances 0.000 description 13
235000010216 calcium carbonate Nutrition 0.000 description 11
239000002253 acid Substances 0.000 description 10
229960003563 calcium carbonate Drugs 0.000 description 10
239000012535 impurity Substances 0.000 description 9
229910052500 inorganic mineral Inorganic materials 0.000 description 7
235000010755 mineral Nutrition 0.000 description 7
239000011707 mineral Substances 0.000 description 7
229910021532 Calcite Inorganic materials 0.000 description 5
150000004649 carbonic acid derivatives Chemical class 0.000 description 5
125000002091 cationic group Chemical group 0.000 description 5
239000011248 coating agent Substances 0.000 description 5
238000000576 coating method Methods 0.000 description 5
BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 3
239000003795 chemical substances by application Substances 0.000 description 3
239000002270 dispersing agent Substances 0.000 description 3
238000004519 manufacturing process Methods 0.000 description 3
230000007246 mechanism Effects 0.000 description 3
239000010445 mica Substances 0.000 description 3
229910052618 mica group Inorganic materials 0.000 description 3
238000011084 recovery Methods 0.000 description 3
239000012991 xanthate Substances 0.000 description 3
WGTDLPBPQKAPMN-KTKRTIGZSA-N 2-[2-[(z)-heptadec-8-enyl]-4,5-dihydroimidazol-1-yl]ethanol Chemical compound CCCCCCCC\C=C/CCCCCCCC1=NCCN1CCO WGTDLPBPQKAPMN-KTKRTIGZSA-N 0.000 description 2
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
241000276489 Merlangius merlangus Species 0.000 description 2
229920013802 TRITON CF-10 Polymers 0.000 description 2
238000005299 abrasion Methods 0.000 description 2
159000000021 acetate salts Chemical class 0.000 description 2
DLHONNLASJQAHX-UHFFFAOYSA-N aluminum;potassium;oxygen(2-);silicon(4+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Al+3].[Si+4].[Si+4].[Si+4].[K+] DLHONNLASJQAHX-UHFFFAOYSA-N 0.000 description 2
229960005069 calcium Drugs 0.000 description 2
239000011575 calcium Substances 0.000 description 2
235000001465 calcium Nutrition 0.000 description 2
229910052791 calcium Inorganic materials 0.000 description 2
239000003153 chemical reaction reagent Substances 0.000 description 2
230000001627 detrimental effect Effects 0.000 description 2
238000002845 discoloration Methods 0.000 description 2
XXUJMEYKYHETBZ-UHFFFAOYSA-N ethyl 4-nitrophenyl ethylphosphonate Chemical compound CCOP(=O)(CC)OC1=CC=C([N+]([O-])=O)C=C1 XXUJMEYKYHETBZ-UHFFFAOYSA-N 0.000 description 2
239000000295 fuel oil Substances 0.000 description 2
150000002462 imidazolines Chemical class 0.000 description 2
230000006872 improvement Effects 0.000 description 2
239000002480 mineral oil Substances 0.000 description 2
235000010446 mineral oil Nutrition 0.000 description 2
239000010665 pine oil Substances 0.000 description 2
NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 2
239000011028 pyrite Substances 0.000 description 2
229910052683 pyrite Inorganic materials 0.000 description 2
239000010453 quartz Substances 0.000 description 2
VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
239000007858 starting material Substances 0.000 description 2
239000004094 surface-active agent Substances 0.000 description 2
QTWJRLJHJPIABL-UHFFFAOYSA-N 2-methylphenol;3-methylphenol;4-methylphenol Chemical compound CC1=CC=C(O)C=C1.CC1=CC=CC(O)=C1.CC1=CC=CC=C1O QTWJRLJHJPIABL-UHFFFAOYSA-N 0.000 description 1
UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 1
XZMCDFZZKTWFGF-UHFFFAOYSA-N Cyanamide Chemical compound NC#N XZMCDFZZKTWFGF-UHFFFAOYSA-N 0.000 description 1
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical group C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
239000004606 Fillers/Extenders Substances 0.000 description 1
239000004721 Polyphenylene oxide Substances 0.000 description 1
OZZOVSQSDIWNIP-UHFFFAOYSA-N acetic acid;azane Chemical compound [NH4+].[NH4+].CC([O-])=O.CC([O-])=O OZZOVSQSDIWNIP-UHFFFAOYSA-N 0.000 description 1
230000002411 adverse Effects 0.000 description 1
125000001931 aliphatic group Chemical group 0.000 description 1
150000001412 amines Chemical class 0.000 description 1
238000000498 ball milling Methods 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
239000001110 calcium chloride Substances 0.000 description 1
235000011148 calcium chloride Nutrition 0.000 description 1
229910001628 calcium chloride Inorganic materials 0.000 description 1
239000004568 cement Substances 0.000 description 1
238000001311 chemical methods and process Methods 0.000 description 1
239000000084 colloidal system Substances 0.000 description 1
229940000425 combination drug Drugs 0.000 description 1
238000011109 contamination Methods 0.000 description 1
MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 1
ZOOODBUHSVUZEM-UHFFFAOYSA-N ethoxymethanedithioic acid Chemical compound CCOC(S)=S ZOOODBUHSVUZEM-UHFFFAOYSA-N 0.000 description 1
239000000945 filler Substances 0.000 description 1
239000012467 final product Substances 0.000 description 1
239000010419 fine particle Substances 0.000 description 1
239000008394 flocculating agent Substances 0.000 description 1
238000009472 formulation Methods 0.000 description 1
231100000053 low toxicity Toxicity 0.000 description 1
238000005259 measurement Methods 0.000 description 1
239000003921 oil Substances 0.000 description 1
239000002674 ointment Substances 0.000 description 1
229910052652 orthoclase Inorganic materials 0.000 description 1
239000003973 paint Substances 0.000 description 1
229910052628 phlogopite Inorganic materials 0.000 description 1
239000004033 plastic Substances 0.000 description 1
229920003023 plastic Polymers 0.000 description 1
229920001495 poly(sodium acrylate) polymer Polymers 0.000 description 1
229920000570 polyether Polymers 0.000 description 1
229920001451 polypropylene glycol Polymers 0.000 description 1
JCBJVAJGLKENNC-UHFFFAOYSA-M potassium ethyl xanthate Chemical compound [K+].CCOC([S-])=S JCBJVAJGLKENNC-UHFFFAOYSA-M 0.000 description 1
239000002244 precipitate Substances 0.000 description 1
238000000746 purification Methods 0.000 description 1
239000012264 purified product Substances 0.000 description 1
239000002994 raw material Substances 0.000 description 1
NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 description 1
238000001179 sorption measurement Methods 0.000 description 1
230000002311 subsequent effect Effects 0.000 description 1
239000000126 substance Substances 0.000 description 1
150000004763 sulfides Chemical class 0.000 description 1
230000002195 synergetic effect Effects 0.000 description 1
239000002562 thickening agent Substances 0.000 description 1
229910052889 tremolite Inorganic materials 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/18—Carbonates
- C01F11/185—After-treatment, e.g. grinding, purification, conversion of crystal morphology
- 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
- B03D1/006—Hydrocarbons
- 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
- B03D1/01—Organic compounds containing nitrogen
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/02—Compounds of alkaline earth metals or magnesium
- C09C1/021—Calcium carbonates
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/006—Combinations of treatments provided for in groups C09C3/04 - C09C3/12
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/04—Physical treatment, e.g. grinding, treatment with ultrasonic vibrations
- C09C3/041—Grinding
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/08—Treatment with low-molecular-weight non-polymer organic 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
- B03D2203/00—Specified materials treated by the flotation agents; Specified applications
- B03D2203/02—Ores
- B03D2203/04—Non-sulfide ores
- B03D2203/10—Potassium ores
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/60—Optical properties, e.g. expressed in CIELAB-values

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Inorganic Chemistry (AREA)
Paper (AREA)
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Pigments, Carbon Blacks, Or Wood Stains (AREA)

CA000319423A 1978-01-10 1979-01-10 Method for brightening natural calcitic ores Expired CA1119142A (en)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US05/868,392 US4165840A (en)	1978-01-10	1978-01-10	Method for brightening natural calcitic ores
US868,392		1978-01-10
US89293178A	1978-04-03	1978-04-03
US892,931		1978-04-03

Publications (1)

Publication Number	Publication Date
CA1119142A true CA1119142A (en)	1982-03-02

Family

ID=27128048

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000319423A Expired CA1119142A (en)	1978-01-10	1979-01-10	Method for brightening natural calcitic ores

Country Status (7)

Country	Link
JP (1)	JPS54101799A (ja)
AU (1)	AU517503B2 (ja)
CA (1)	CA1119142A (ja)
DE (1)	DE2900620A1 (ja)
FR (1)	FR2414067A1 (ja)
IT (1)	IT1110831B (ja)
SE (1)	SE433942B (ja)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2943651C2 (de) *	1979-10-29	1982-10-14	Plüss-Staufer AG, 4665 Oftringen, Aargau	Verfahren zur Herstellung von mineralischen Füllstoffen durch Naßzerkleinerung
DE3617169C2 (de) *	1986-05-22	1996-05-23	Pluss Stauffer Ag	Carbonathaltige mineralische Füllstoffe und Pigmente
GB8711094D0 (en) *	1987-05-11	1987-06-17	Ecc Int Ltd	Natural calcium carbonate ores
JP4693095B2 (ja) *	2005-03-16	2011-06-01	太平洋セメント株式会社	高品位結晶質石灰石及びその製造方法
GB0606080D0 (en) *	2006-03-27	2006-05-03	Imerys Minerals Ltd	Method for producing particulate calcium carbonate
US8353405B2 (en)	2006-04-21	2013-01-15	Akzo Nobel N.V.	Reverse froth flotation of calcite ore
EP1944088A1 (en) *	2007-01-12	2008-07-16	Omya Development Ag	Process of purification of minerals based on calcium carbonate by flotation in the presence of quaternary imidazollum methosulfate
KR20090132365A (ko) *	2008-06-20	2009-12-30	한국지질자원연구원	석회석 미분체 제조장치 및 방법
JP5317572B2 (ja) *	2008-08-08	2013-10-16	太平洋セメント株式会社	石灰石の不純物除去方法
JP5393172B2 (ja) *	2009-01-19	2014-01-22	太平洋セメント株式会社	石灰岩の不純物除去方法
JP5393220B2 (ja) *	2009-03-27	2014-01-22	太平洋セメント株式会社	石灰岩の不純物除去方法およびシステム
JP5561971B2 (ja) *	2009-08-27	2014-07-30	太平洋セメント株式会社	石灰岩の不純物除去方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR855994A (fr) *	1938-06-30	1940-05-24	Smidth & Co As F L	Procédé de séparation des minéraux
US3512722A (en) *	1967-10-03	1970-05-19	Georgia Marble Co	Method of producing a finely divided substance and apparatus therefor
US3990966A (en) *	1975-04-04	1976-11-09	Thompson-Weinman And Company	Flotation process for purifying calcite
US3980240A (en) *	1975-04-11	1976-09-14	Anglo-American Clays Corporation	Brightening of natural calcitic ores
US4043902A (en) *	1975-06-06	1977-08-23	American Cyanamid Company	Tri-carboxylated and tetra-carboxylated fatty acid aspartates as flotation collectors

1978
- 1978-12-18 AU AU42639/78A patent/AU517503B2/en not_active Expired
1979
- 1979-01-05 IT IT19089/79A patent/IT1110831B/it active
- 1979-01-05 FR FR7900273A patent/FR2414067A1/fr active Granted
- 1979-01-09 SE SE7900191A patent/SE433942B/sv not_active IP Right Cessation
- 1979-01-09 DE DE19792900620 patent/DE2900620A1/de active Granted
- 1979-01-10 CA CA000319423A patent/CA1119142A/en not_active Expired
- 1979-01-10 JP JP212979A patent/JPS54101799A/ja active Pending

Also Published As

Publication number	Publication date
JPS54101799A (en)	1979-08-10
IT7919089A0 (it)	1979-01-05
IT1110831B (it)	1986-01-06
SE7900191L (sv)	1979-07-11
AU517503B2 (en)	1981-08-06
FR2414067B1 (ja)	1983-01-21
SE433942B (sv)	1984-06-25
DE2900620C2 (ja)	1988-01-14
FR2414067A1 (fr)	1979-08-03
AU4263978A (en)	1979-07-19
DE2900620A1 (de)	1979-07-12

Legal Events

Date	Code	Title	Description
1999-03-02	MKEX	Expiry

Publication	Publication Date	Title
EP0291271B1 (en)	1991-04-10	Method of purifying natural calcium carbonate ores
US4227920A (en)	1980-10-14	Methods of clay benefication
US2990958A (en)	1961-07-04	Froth flotation method
US4098687A (en)	1978-07-04	Beneficiation of lithium ores by froth flotation
US6007618A (en)	1999-12-28	Kaolin clays which are conditioned prior to removing impurities
US5810998A (en)	1998-09-22	Process for improving the brightness of fine-grained kaolin clays
CA1119142A (en)	1982-03-02	Method for brightening natural calcitic ores
US5938833A (en)	1999-08-17	Chemical process for fractionating mineral particles based on particle size
US4081363A (en)	1978-03-28	Mineral beneficiation by froth flotation: use of alcohol ethoxylate partial esters of polycarboxylic acids
US5454865A (en)	1995-10-03	Method for preparing refined kaolin in clay products
US3837482A (en)	1974-09-24	Process for purifying clay by selective flocculation
CA2243843A1 (en)	1997-08-07	Method for separating mixture of finely divided minerals
EP0116087B1 (en)	1989-03-15	Process for producing high brightness clays utilizing magnetic beneficiation and calcining
US4293097A (en)	1981-10-06	Method for brightening natural calcitic ores
US4366050A (en)	1982-12-28	Scheelite flotation
Mathur	2002	Kaolin flotation
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