AU734376B2 - Method and apparatus for separation of unburned carbon from fly ash - Google Patents
Method and apparatus for separation of unburned carbon from fly ash Download PDFInfo
- Publication number
- AU734376B2 AU734376B2 AU61800/98A AU6180098A AU734376B2 AU 734376 B2 AU734376 B2 AU 734376B2 AU 61800/98 A AU61800/98 A AU 61800/98A AU 6180098 A AU6180098 A AU 6180098A AU 734376 B2 AU734376 B2 AU 734376B2
- Authority
- AU
- Australia
- Prior art keywords
- flyash
- air
- relative humidity
- ash
- transport
- 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.)
- Ceased
Links
- 239000010881 fly ash Substances 0.000 title claims description 166
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims description 60
- 229910052799 carbon Inorganic materials 0.000 title claims description 60
- 238000000034 method Methods 0.000 title claims description 30
- 238000000926 separation method Methods 0.000 title claims description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 93
- 239000002956 ash Substances 0.000 claims description 70
- 230000032258 transport Effects 0.000 claims description 64
- 239000002245 particle Substances 0.000 claims description 59
- 239000003245 coal Substances 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 21
- 238000010438 heat treatment Methods 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 16
- 230000003247 decreasing effect Effects 0.000 claims description 13
- 238000003860 storage Methods 0.000 claims description 12
- 239000007789 gas Substances 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 5
- 238000005516 engineering process Methods 0.000 claims description 4
- 241000581877 Fiona Species 0.000 claims 1
- 239000003570 air Substances 0.000 description 73
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 18
- 239000000523 sample Substances 0.000 description 13
- 229910052500 inorganic mineral Inorganic materials 0.000 description 12
- 230000000694 effects Effects 0.000 description 11
- 239000011707 mineral Substances 0.000 description 11
- 239000004568 cement Substances 0.000 description 10
- 239000012716 precipitator Substances 0.000 description 10
- 239000001272 nitrous oxide Substances 0.000 description 9
- 230000008901 benefit Effects 0.000 description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- 238000012545 processing Methods 0.000 description 7
- 239000000126 substance Substances 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 6
- 230000002776 aggregation Effects 0.000 description 6
- 239000003546 flue gas Substances 0.000 description 6
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 239000010433 feldspar Substances 0.000 description 5
- 230000006872 improvement Effects 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000010926 purge Methods 0.000 description 5
- 239000010453 quartz Substances 0.000 description 5
- 230000009467 reduction Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 3
- 235000011941 Tilia x europaea Nutrition 0.000 description 3
- 238000005054 agglomeration Methods 0.000 description 3
- 238000004220 aggregation Methods 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 239000004571 lime Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 239000012717 electrostatic precipitator Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000615 nonconductor Substances 0.000 description 2
- 235000020030 perry Nutrition 0.000 description 2
- 239000012266 salt solution Substances 0.000 description 2
- 239000011343 solid material Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- -1 (e.g. Substances 0.000 description 1
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 238000010793 Steam injection (oil industry) Methods 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 229910021536 Zeolite Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000002800 charge carrier Substances 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000002301 combined effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000011067 equilibration Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009291 froth flotation Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000010954 inorganic particle Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 238000009688 liquid atomisation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000005499 meniscus Effects 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000012047 saturated solution Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000009692 water atomization Methods 0.000 description 1
- 230000004584 weight gain Effects 0.000 description 1
- 235000019786 weight gain Nutrition 0.000 description 1
- 239000010457 zeolite Substances 0.000 description 1
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
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B9/00—General arrangement of separating plant, e.g. flow sheets
- B03B9/04—General arrangement of separating plant, e.g. flow sheets specially adapted for furnace residues, smeltings, or foundry slags
-
- 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
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C7/00—Separating solids from solids by electrostatic effect
- B03C7/006—Charging without electricity supply, e.g. by tribo-electricity or pyroelectricity
Landscapes
- Processing Of Solid Wastes (AREA)
- Electrostatic Separation (AREA)
- Carbon And Carbon Compounds (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/805,157 US6074458A (en) | 1997-02-24 | 1997-02-24 | Method and apparatus for separation of unburned carbon from flyash |
| US08/805157 | 1997-02-24 | ||
| PCT/US1998/003420 WO1998036844A1 (en) | 1997-02-24 | 1998-02-23 | Method and apparatus for separation of carbon from flyash |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU6180098A AU6180098A (en) | 1998-09-09 |
| AU734376B2 true AU734376B2 (en) | 2001-06-14 |
Family
ID=25190813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU61800/98A Ceased AU734376B2 (en) | 1997-02-24 | 1998-02-23 | Method and apparatus for separation of unburned carbon from fly ash |
Country Status (20)
| Country | Link |
|---|---|
| US (1) | US6074458A (enExample) |
| EP (1) | EP0961657B1 (enExample) |
| JP (1) | JP2001512369A (enExample) |
| KR (1) | KR100527926B1 (enExample) |
| CN (1) | CN1154543C (enExample) |
| AU (1) | AU734376B2 (enExample) |
| BR (1) | BR9807744A (enExample) |
| CA (1) | CA2281870C (enExample) |
| CZ (1) | CZ300060B6 (enExample) |
| DE (1) | DE69806727T2 (enExample) |
| EA (1) | EA001346B1 (enExample) |
| ES (1) | ES2181175T3 (enExample) |
| ID (1) | ID23493A (enExample) |
| IL (1) | IL131464A (enExample) |
| PL (1) | PL187113B1 (enExample) |
| TR (1) | TR199902048T2 (enExample) |
| TW (1) | TW442335B (enExample) |
| UA (1) | UA43457C2 (enExample) |
| WO (1) | WO1998036844A1 (enExample) |
| ZA (1) | ZA981525B (enExample) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7416646B2 (en) * | 2000-08-31 | 2008-08-26 | Electric Power Research Institute, Inc. | Fly ash treatment by in situ ozone generation employing a venturi |
| US6395145B1 (en) | 2000-08-31 | 2002-05-28 | Electric Power Research Institute, Inc. | Fly ash treatment by in situ ozone generation |
| WO2003097244A1 (en) * | 2002-05-15 | 2003-11-27 | University Of Kentucky Research Foundation | Particle separation/purification system, diffuser and related methods |
| US20040231566A1 (en) * | 2003-05-20 | 2004-11-25 | Cemex Inc. | Process for Fly Ash Beneficiation |
| FR2943561B1 (fr) * | 2009-03-27 | 2011-05-20 | Apr2 | Procede de separation electrostatique d'un melange de granules de materiaux differents et dispositif de mise en oeuvre |
| WO2011109699A1 (en) | 2010-03-04 | 2011-09-09 | Zephyros, Inc. | Structural composite laminate |
| US8552326B2 (en) * | 2010-09-03 | 2013-10-08 | Separation Technologies Llc | Electrostatic separation control system |
| US8720255B2 (en) * | 2011-01-20 | 2014-05-13 | Nissan North America, Inc. | Water uptake measurement system |
| JP5110193B2 (ja) * | 2011-07-11 | 2012-12-26 | パナソニック株式会社 | プラスチック粉砕物の静電選別装置 |
| US9206740B2 (en) | 2013-01-04 | 2015-12-08 | Honeywell International Inc. | Liquid injection inlet particle separator systems and methods |
| KR101527277B1 (ko) * | 2013-06-19 | 2015-06-09 | 이수찬 | 무수석고 미연탄소 제거 및 수화반응 전처리장치 |
| US9393573B2 (en) | 2014-04-24 | 2016-07-19 | Separation Technologies Llc | Continuous belt for belt-type separator devices |
| US9764332B2 (en) * | 2015-02-13 | 2017-09-19 | Separation Technologies Llc | Edge air nozzles for belt-type separator devices |
| FI128095B (fi) * | 2015-02-23 | 2019-09-30 | Fatec Oy | Järjestely jätteeksi luokiteltavan aineen käsittelemiseksi |
| CN104984825B (zh) * | 2015-07-20 | 2017-08-25 | 中国矿业大学 | 微细粒潮湿物料摩擦电选方法与装置 |
| JP6987609B2 (ja) * | 2016-12-21 | 2022-01-05 | Ｊｆｅスチール株式会社 | 混合物の分離方法および装置 |
| JP6880944B2 (ja) * | 2017-03-31 | 2021-06-02 | 三菱マテリアル株式会社 | 未燃カーボン含有石炭灰の改質方法、未燃カーボン含有石炭灰の改質システムおよびコンクリート混和材用のフライアッシュの製造方法 |
| MX2020010898A (es) * | 2018-04-18 | 2021-01-29 | Vecor Ip Holdings Ltd | Procedimiento para la produccion de un articulo ceramico. |
| WO2020154699A1 (en) | 2019-01-24 | 2020-07-30 | Elixsys Inc. | Systems and methods to treat flue gas desulfurization and metal-bearing waste streams to recover value-added materials |
| US11479472B2 (en) | 2019-01-24 | 2022-10-25 | Elixsys, Inc. | Systems and methods to recover value-added materials from gypsum |
| CN115916387A (zh) | 2020-06-22 | 2023-04-04 | 分离技术有限责任公司 | 通过粒度和静电分离对细铁和极细铁矿石的干法选矿工艺 |
| CN112237786B (zh) * | 2020-10-14 | 2022-02-22 | 华东理工大学 | 一种煤气化细渣中残碳的分离方法 |
| CN112742547B (zh) * | 2020-12-15 | 2022-04-01 | 湖北工业大学 | 一种从粉煤灰中除碳的方法 |
| FR3119335B1 (fr) | 2021-01-29 | 2023-03-17 | Fives Fcb | Procédé et installation de traitement de cendres volantes |
| CN114872173B (zh) * | 2022-04-26 | 2023-07-04 | 同济大学 | 一种不同温湿度下水泥固化养护及电阻率测量系统 |
| CN120081191A (zh) * | 2025-04-21 | 2025-06-03 | 三元控股集团杭州热电有限公司 | 一种飞灰气力输送系统 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5562755A (en) * | 1993-12-21 | 1996-10-08 | Kali Und Salz Beteiligungs Ag | Process for the treatment of langbeinite and anhydrite containing kieserite concentrates |
| US5819946A (en) * | 1995-03-03 | 1998-10-13 | Separation Technologies, Inc. | Separation system belt construction |
| US5829598A (en) * | 1995-04-28 | 1998-11-03 | Separation Technologies, Inc. | Method and apparatus for electrostatic separation |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2758666A (en) * | 1952-04-10 | 1956-08-14 | Phillips Petroleum Co | Carbon black separation |
| US2776725A (en) * | 1954-05-20 | 1957-01-08 | Phillips Petroleum Co | Carbon black collecting and conveying systems |
| US3941685A (en) * | 1974-08-15 | 1976-03-02 | Kali Und Salz Aktiengesellschaft | Process for electrostatic separation of pyrite from crude coal |
| DE2609048C2 (de) * | 1976-03-05 | 1983-12-15 | Kali Und Salz Ag, 3500 Kassel | Verfahren und Vorrichtung zur elektrostatischen Aufbereitung von Carnallit enthaltenden Kalirohsalzen |
| JPS57171454A (en) * | 1981-04-16 | 1982-10-22 | Fuji Electric Corp Res & Dev Ltd | Apparatus for classifying powder |
| JPS5949858A (ja) * | 1982-09-16 | 1984-03-22 | Fuji Electric Corp Res & Dev Ltd | 粉体選別装置 |
| US4514289A (en) * | 1982-11-17 | 1985-04-30 | Blue Circle Industries Plc | Method and apparatus for separating particulate materials |
| US4482351A (en) * | 1982-12-27 | 1984-11-13 | Hitachi Shipbuilding & Engineering Co., Ltd. | Process for removing ash from coal |
| DE3439042A1 (de) * | 1984-10-25 | 1986-04-30 | Kali Und Salz Ag, 3500 Kassel | Verfahren zur elektrostatischen aufbereitung von kieserit enthaltenden, gemahlenen kalirohsalzen |
| US4874507A (en) * | 1986-06-06 | 1989-10-17 | Whitlock David R | Separating constituents of a mixture of particles |
| US4839032A (en) * | 1986-06-06 | 1989-06-13 | Advanced Energy Dynamics Inc. | Separating constituents of a mixture of particles |
| DE4127572C1 (enExample) * | 1991-08-21 | 1993-03-11 | Kali Und Salz Ag, 3500 Kassel, De | |
| US5251762A (en) * | 1992-04-03 | 1993-10-12 | Carpco, Inc. | Electrostatic separation of particles |
| US5299692A (en) * | 1993-02-03 | 1994-04-05 | Jtm Industries, Inc. | Method and apparatus for reducing carbon content in particulate mixtures |
| US5513755A (en) * | 1993-02-03 | 1996-05-07 | Jtm Industries, Inc. | Method and apparatus for reducing carbon content in fly ash |
| US5449390A (en) * | 1994-03-08 | 1995-09-12 | Wilhelm Environmental Technologies, Inc. | Flue gas conditioning system using vaporized sulfuric acid |
-
1997
- 1997-02-24 US US08/805,157 patent/US6074458A/en not_active Expired - Lifetime
-
1998
- 1998-02-23 UA UA99095249A patent/UA43457C2/uk unknown
- 1998-02-23 PL PL98335335A patent/PL187113B1/pl unknown
- 1998-02-23 ID IDW991098A patent/ID23493A/id unknown
- 1998-02-23 AU AU61800/98A patent/AU734376B2/en not_active Ceased
- 1998-02-23 KR KR10-1999-7007727A patent/KR100527926B1/ko not_active Expired - Fee Related
- 1998-02-23 WO PCT/US1998/003420 patent/WO1998036844A1/en not_active Ceased
- 1998-02-23 CA CA002281870A patent/CA2281870C/en not_active Expired - Lifetime
- 1998-02-23 ES ES98906625T patent/ES2181175T3/es not_active Expired - Lifetime
- 1998-02-23 BR BR9807744-9A patent/BR9807744A/pt not_active IP Right Cessation
- 1998-02-23 CN CNB988027798A patent/CN1154543C/zh not_active Expired - Fee Related
- 1998-02-23 IL IL13146498A patent/IL131464A/en not_active IP Right Cessation
- 1998-02-23 CZ CZ0298799A patent/CZ300060B6/cs not_active IP Right Cessation
- 1998-02-23 DE DE69806727T patent/DE69806727T2/de not_active Expired - Lifetime
- 1998-02-23 JP JP53692798A patent/JP2001512369A/ja active Pending
- 1998-02-23 EA EA199900763A patent/EA001346B1/ru not_active IP Right Cessation
- 1998-02-23 EP EP98906625A patent/EP0961657B1/en not_active Expired - Lifetime
- 1998-02-23 TR TR1999/02048T patent/TR199902048T2/xx unknown
- 1998-02-24 ZA ZA981525A patent/ZA981525B/xx unknown
- 1998-07-14 TW TW087111421A patent/TW442335B/zh not_active IP Right Cessation
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5562755A (en) * | 1993-12-21 | 1996-10-08 | Kali Und Salz Beteiligungs Ag | Process for the treatment of langbeinite and anhydrite containing kieserite concentrates |
| US5819946A (en) * | 1995-03-03 | 1998-10-13 | Separation Technologies, Inc. | Separation system belt construction |
| US5829598A (en) * | 1995-04-28 | 1998-11-03 | Separation Technologies, Inc. | Method and apparatus for electrostatic separation |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2281870A1 (en) | 1998-08-27 |
| WO1998036844A1 (en) | 1998-08-27 |
| ZA981525B (en) | 1998-09-23 |
| PL335335A1 (en) | 2000-04-25 |
| US6074458A (en) | 2000-06-13 |
| IL131464A (en) | 2002-02-10 |
| BR9807744A (pt) | 2000-02-22 |
| EP0961657B1 (en) | 2002-07-24 |
| KR20000075661A (ko) | 2000-12-26 |
| JP2001512369A (ja) | 2001-08-21 |
| CN1248181A (zh) | 2000-03-22 |
| TR199902048T2 (xx) | 2000-10-23 |
| EP0961657A1 (en) | 1999-12-08 |
| PL187113B1 (pl) | 2004-05-31 |
| CN1154543C (zh) | 2004-06-23 |
| IL131464A0 (en) | 2001-01-28 |
| TW442335B (en) | 2001-06-23 |
| DE69806727T2 (de) | 2002-12-05 |
| DE69806727D1 (de) | 2002-08-29 |
| ID23493A (id) | 2000-04-27 |
| CA2281870C (en) | 2007-01-02 |
| ES2181175T3 (es) | 2003-02-16 |
| KR100527926B1 (ko) | 2005-11-09 |
| UA43457C2 (uk) | 2001-12-17 |
| CZ298799A3 (cs) | 2000-08-16 |
| EA199900763A1 (ru) | 2000-02-28 |
| CZ300060B6 (cs) | 2009-01-21 |
| EA001346B1 (ru) | 2001-02-26 |
| AU6180098A (en) | 1998-09-09 |
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