DE2900620C2 - - Google Patents
Info
- Publication number
- DE2900620C2 DE2900620C2 DE2900620A DE2900620A DE2900620C2 DE 2900620 C2 DE2900620 C2 DE 2900620C2 DE 2900620 A DE2900620 A DE 2900620A DE 2900620 A DE2900620 A DE 2900620A DE 2900620 C2 DE2900620 C2 DE 2900620C2
- Authority
- DE
- Germany
- Prior art keywords
- flotation
- product
- whiteness
- grinding
- weight
- 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
Links
- 239000000047 product Substances 0.000 claims description 46
- 238000005188 flotation Methods 0.000 claims description 41
- 238000000034 method Methods 0.000 claims description 40
- 238000000227 grinding Methods 0.000 claims description 37
- 239000007787 solid Substances 0.000 claims description 28
- 239000002245 particle Substances 0.000 claims description 25
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 23
- 229910021532 Calcite Inorganic materials 0.000 claims description 22
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 22
- 239000011707 mineral Substances 0.000 claims description 22
- 239000004576 sand Substances 0.000 claims description 14
- 239000002002 slurry Substances 0.000 claims description 14
- 239000007858 starting material Substances 0.000 claims description 13
- 150000003839 salts Chemical class 0.000 claims description 10
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 9
- 239000006260 foam Substances 0.000 claims description 9
- 125000000217 alkyl group Chemical group 0.000 claims description 8
- 239000012535 impurity Substances 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 7
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 claims description 6
- 241000669244 Unaspis euonymi Species 0.000 claims description 5
- MTNDZQHUAFNZQY-UHFFFAOYSA-N imidazoline Chemical compound C1CN=CN1 MTNDZQHUAFNZQY-UHFFFAOYSA-N 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
- 239000008396 flotation agent Substances 0.000 claims description 4
- 239000011236 particulate material Substances 0.000 claims description 4
- 238000001238 wet grinding Methods 0.000 claims description 4
- 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
- 238000000926 separation method Methods 0.000 claims description 3
- 238000005282 brightening Methods 0.000 claims description 2
- 235000019641 whiteness Nutrition 0.000 description 61
- 239000000463 material Substances 0.000 description 29
- 235000010755 mineral Nutrition 0.000 description 21
- 230000008569 process Effects 0.000 description 18
- 239000003795 chemical substances by application Substances 0.000 description 13
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 description 11
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 description 11
- 235000010216 calcium carbonate Nutrition 0.000 description 10
- 239000000049 pigment Substances 0.000 description 10
- 239000003350 kerosene Substances 0.000 description 8
- 125000002091 cationic group Chemical group 0.000 description 6
- 238000000576 coating method Methods 0.000 description 6
- 229930195733 hydrocarbon Natural products 0.000 description 6
- 150000002430 hydrocarbons Chemical class 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- XFNJVJPLKCPIBV-UHFFFAOYSA-N trimethylenediamine Chemical compound NCCCN XFNJVJPLKCPIBV-UHFFFAOYSA-N 0.000 description 6
- UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 5
- 239000002253 acid Substances 0.000 description 5
- 239000001110 calcium chloride Substances 0.000 description 5
- 229910001628 calcium chloride Inorganic materials 0.000 description 5
- 235000011148 calcium chloride Nutrition 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- -1 kerosene Chemical class 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000004215 Carbon black (E152) Substances 0.000 description 4
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 239000000356 contaminant Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000004088 foaming agent Substances 0.000 description 4
- 230000007935 neutral effect Effects 0.000 description 4
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 3
- 239000002270 dispersing agent Substances 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
- 239000003760 tallow Substances 0.000 description 3
- 239000012991 xanthate Substances 0.000 description 3
- 239000004721 Polyphenylene oxide Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 159000000021 acetate salts Chemical class 0.000 description 2
- 150000001242 acetic acid derivatives 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
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 150000002462 imidazolines Chemical class 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000002480 mineral oil Substances 0.000 description 2
- 235000010446 mineral oil Nutrition 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 229920000570 polyether Polymers 0.000 description 2
- 239000002244 precipitate 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
- 239000010675 spruce oil Substances 0.000 description 2
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 1
- NZPIQKUHZVXACL-KHPPLWFESA-N 1-[2-[(z)-octadec-9-enyl]-4,5-dihydroimidazol-1-yl]ethanol Chemical compound CCCCCCCC\C=C/CCCCCCCCC1=NCCN1C(C)O NZPIQKUHZVXACL-KHPPLWFESA-N 0.000 description 1
- WGTDLPBPQKAPMN-MDZDMXLPSA-N 2-[2-[(e)-heptadec-8-enyl]-4,5-dihydroimidazol-1-yl]ethanol Chemical compound CCCCCCCC\C=C\CCCCCCCC1=NCCN1CCO WGTDLPBPQKAPMN-MDZDMXLPSA-N 0.000 description 1
- 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
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 1
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 239000004606 Fillers/Extenders Substances 0.000 description 1
- 239000005642 Oleic acid Substances 0.000 description 1
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 150000001491 aromatic compounds Chemical class 0.000 description 1
- 238000000498 ball milling Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 229930003836 cresol Natural products 0.000 description 1
- 150000001923 cyclic compounds Chemical class 0.000 description 1
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- ZOOODBUHSVUZEM-UHFFFAOYSA-N ethoxymethanedithioic acid Chemical compound CCOC(S)=S ZOOODBUHSVUZEM-UHFFFAOYSA-N 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000008394 flocculating agent Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 235000019198 oils Nutrition 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 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
- 229920000058 polyacrylate 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
- 239000012264 purified product Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 239000003784 tall oil Substances 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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/868,392 US4165840A (en) | 1978-01-10 | 1978-01-10 | Method for brightening natural calcitic ores |
| US89293178A | 1978-04-03 | 1978-04-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2900620A1 DE2900620A1 (de) | 1979-07-12 |
| DE2900620C2 true DE2900620C2 (en, 2012) | 1988-01-14 |
Family
ID=27128048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19792900620 Granted DE2900620A1 (de) | 1978-01-10 | 1979-01-09 | Verfahren zur aufhellung von natuerlichen kalzithaltigen erzen bzw. mineralien |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS54101799A (en, 2012) |
| AU (1) | AU517503B2 (en, 2012) |
| CA (1) | CA1119142A (en, 2012) |
| DE (1) | DE2900620A1 (en, 2012) |
| FR (1) | FR2414067A1 (en, 2012) |
| IT (1) | IT1110831B (en, 2012) |
| SE (1) | SE433942B (en, 2012) |
Families Citing this family (12)
| 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 |
| EP2012930B1 (en) | 2006-04-21 | 2011-07-06 | 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)
| 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 DE DE19792900620 patent/DE2900620A1/de active Granted
- 1979-01-09 SE SE7900191A patent/SE433942B/sv not_active IP Right Cessation
- 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 |
|---|---|
| FR2414067A1 (fr) | 1979-08-03 |
| DE2900620A1 (de) | 1979-07-12 |
| JPS54101799A (en) | 1979-08-10 |
| IT7919089A0 (it) | 1979-01-05 |
| AU517503B2 (en) | 1981-08-06 |
| AU4263978A (en) | 1979-07-19 |
| IT1110831B (it) | 1986-01-06 |
| FR2414067B1 (en, 2012) | 1983-01-21 |
| SE7900191L (sv) | 1979-07-11 |
| CA1119142A (en) | 1982-03-02 |
| SE433942B (sv) | 1984-06-25 |
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