| Patents for B03D 1 - Flotation (8,101) |
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| 04/02/2003 | CN1406670A Preactivation and fluorine reducing floatation of feldspar containing silicious sands |
| 03/27/2003 | WO2002022229A9 Systems and methods for gas exchange and/or organic separation from fluids |
| 03/25/2003 | US6536596 Flotation cell line |
| 03/25/2003 | US6536595 Mineral ore flotation aid |
| 03/19/2003 | EP1293255A2 Method and device for separating impurities from suspensions by flotation |
| 03/19/2003 | EP1293254A2 Method and device for aerating a liquid with a gas |
| 03/19/2003 | CN1403208A Bauxite floating method |
| 03/19/2003 | CN1403207A Beryl dressing process |
| 03/19/2003 | CN1403206A Mineral-floating foaming agent and its prepn |
| 03/19/2003 | CN1403205A Bauxite dressing process |
| 03/19/2003 | CN1403204A RE mineral floating process |
| 03/19/2003 | CN1403203A Bastnaesite dressing process |
| 03/19/2003 | CN1103343C Ternary copolymer for concentration mineral and method for using the same |
| 03/17/2003 | CA2398259A1 Process and device for separating impurities from a suspension by flotation |
| 03/17/2003 | CA2397997A1 Process and device for aerating a liquid with gas |
| 03/13/2003 | WO2003020389A1 Flotation machine |
| 03/13/2003 | WO2002038277A3 Collector for non iron metal sulphide preparation |
| 03/13/2003 | US20030047213 Flotation cell fluid level control apparatus |
| 03/13/2003 | CA2456329A1 Flotation machine |
| 03/12/2003 | CN1401434A Tower type grinding flotation machine capable of carrying out grinding while flotation separation |
| 03/12/2003 | CN1401433A Grinding while floatation process for carrying out floatation separation in grinding |
| 03/06/2003 | US20030042177 Method of concentrating phosphates from their ores |
| 03/05/2003 | EP1286780A1 Agent for dressing of phosphate ore |
| 02/26/2003 | CN2537466Y Self suction type floatation mineralizing device |
| 02/26/2003 | CN1399579A Monitoring and control of froth flotation plant |
| 02/25/2003 | US6524486 Separating microalgae from water without rupturing cells; flocculation, flotation and dehydration, where the flotation column has adjustable height to enable the overflow unit to align with the foam layer for efficient removal |
| 02/19/2003 | CN1397379A Frequency-variable efficient air-floating apparatus and its process |
| 02/18/2003 | US6520340 Method for improving the operation of a flotation cell line |
| 02/13/2003 | WO2003011470A1 Hydroxamate composition and method for froth flotation |
| 02/13/2003 | WO2002043871A3 Flotation method for removing colored impurities from kaolin clay |
| 02/13/2003 | US20030029779 Particle separating apparatus |
| 02/12/2003 | EP1148951B1 Tangential separating device for solid matter |
| 02/06/2003 | WO2002041965A3 Combined degassing and flotation tank |
| 02/06/2003 | US20030024866 Apparatus for treating water or wastewater |
| 01/30/2003 | WO2003008959A1 Method for the controlled flotation of particles dispersed in a fluid and device for carrying out said method |
| 01/30/2003 | US20030019814 Flotation method |
| 01/29/2003 | CN1393292A Dressing process for desiliconizing bauxite with medium or low Al/Si ratio |
| 01/23/2003 | DE10134406C1 Process for monitoring the flotation of particles dispersed in a liquid in a flotation device comprises detecting the gas bubbles introduced into a flotation tank using ultrasound sensors, and producing starting signals from the sensors |
| 01/22/2003 | CN1099382C Waste water treatment method and device |
| 01/09/2003 | WO2003002823A1 Process and apparatus for capture and remove oils from the surface of open water |
| 01/09/2003 | DE20216237U1 Flotation system used for producing micro-bubbles in water or similar liquids comprises a pump, reactor and air chamber |
| 01/08/2003 | EP1272430A1 Device and method for water treatment by foaming |
| 01/08/2003 | EP1090150B1 Preparation of collector compositions of fatty hydroxamic acids in admixture with an oil for ore flotation |
| 01/08/2003 | CN1389300A Ore dressing and desiliconizing process of bauxite |
| 01/08/2003 | CN1098127C Deep physical coal deliming and desulphurizing technology |
| 01/02/2003 | US20030000895 Method and apparatus for cleaning waste water |
| 01/02/2003 | EP1270077A1 Pressure discharge flotation device. |
| 01/02/2003 | EP1268027A1 Solid buoyant media induced flotation |
| 01/02/2003 | EP1047490B1 Method for generating and circulating a foam in an installation and device for carrying out said method |
| 01/02/2003 | DE10125978C1 Flotation of a used paper fiber suspension, to separate impurities, takes part-flows from at least one flotation stage to be returned for flotation, to maintain a constant clean fiber suspension quality |
| 01/02/2003 | DE10125977C1 Verfahren zur Entfernung von Störstoffen aus einer wässrigen Papierfasersuspension A method for removing anionic trash from an aqueous paper fiber suspension |
| 01/01/2003 | CN2528533Y Jet flotation column |
| 12/27/2002 | WO2002102715A1 Method and apparatus for treating raw milk |
| 12/25/2002 | CN1386586A Process for synthesizing composite collector for dressing rare-earth ore |
| 12/18/2002 | CN2526084Y Wet-separating dry classifying device for float and sink flyash |
| 12/18/2002 | CN1096299C Method of depressing non-sulfide cilicate gangue minerals |
| 12/12/2002 | US20020185415 Mineral ore flotation aid |
| 12/10/2002 | US6491826 Foam generated by coalescing bubbles collected in trough; directed by deflector; aquaculture |
| 12/04/2002 | EP1262593A1 Process for removing impurities from an aqueous fibrous material suspension |
| 12/04/2002 | EP1261433A2 Apparatus and process for recovering a desired fraction of a raw material |
| 12/04/2002 | CN1095405C Particle separating appts. |
| 11/28/2002 | WO2002094411A1 Floating decanter |
| 11/27/2002 | EP1259329A1 Improved froth flotation process and apparatus |
| 11/27/2002 | EP1259328A1 Flotation machine and method for improving flotation effect |
| 11/27/2002 | EP1042229B1 Flotation reactor and method for flotation |
| 11/27/2002 | CN2522173Y Interference-type efficient floatation tower |
| 11/27/2002 | CN1094794C Control device for centrifugal separator |
| 11/26/2002 | US6484883 Use of cupric chloride in zinc flotation |
| 11/21/2002 | WO2002092234A1 Selective recovery of minerals by flotation |
| 11/21/2002 | CA2446069A1 Selective recovery of minerals by flotation |
| 11/14/2002 | WO2002089991A2 Mineral ore flotation aid |
| 11/06/2002 | EP0928350B1 Baffle for reactors used for liquids purification |
| 11/05/2002 | US6475384 Flotation reactor and method for flotation |
| 11/05/2002 | US6475337 Flotation of pulp suspension in de-inking; injection of air; mixing air and pulp suspension; feeding into subsequent cell and repeating; waste paper treatment; recycling |
| 10/30/2002 | EP1251918A1 Device for a flotation machine |
| 10/29/2002 | CA2086788C Process for increasing the yield during the flotation of potash salts |
| 10/24/2002 | WO2002083316A1 Process for sulphide concentration |
| 10/24/2002 | CA2444143A1 Process for sulphide concentration |
| 10/22/2002 | US6469634 Method and apparatus for controlling the operation of electronic entertainment devices in an entertainment system |
| 10/17/2002 | WO2002081093A1 Flotation machine |
| 10/17/2002 | US20020148759 Reaction of the methyl or ethyl ester of a fatty acid having 6 to 22 carbon atoms with a hydroxylamine salt and an alkali metal hydroxide in the presence of water, either a hydrocarbon oil or a fatty oil |
| 10/10/2002 | WO2002078851A1 Improved flotation |
| 10/02/2002 | CN1371760A Combined use method for iron ore anion reverse floatation agent |
| 09/26/2002 | WO2002074440A1 Pneumatic flotation separation device |
| 09/25/2002 | CN1370625A Counterfloatating desiliconization process for diaspore type bauxite |
| 09/25/2002 | CN1370624A Selective ore milling process for diaspore type bauxite |
| 09/24/2002 | US6453939 Flotation cell fluid level control apparatus |
| 09/18/2002 | CN1369328A Ore dressing process for desiliconizing bauxite |
| 09/17/2002 | US6450344 Particle separating apparatus |
| 09/12/2002 | WO2002070138A1 Ph adjustment in the flotation of sulphide minerals |
| 09/12/2002 | CA2439499A1 Ph adjustment in the flotation of sulphide minerals |
| 09/11/2002 | CN1368405A Dressing agent for superfine-particle ore |
| 09/11/2002 | CN1368404A Floatating, desulfurizing and ash-reducing method for hihg-sulfur fine-particle coal |
| 09/10/2002 | CA2244637C Process for improving recovery of copper, nickel and pgm bearing minerals |
| 09/10/2002 | CA2076164C Process for selective flotation of phosphorus minerals |
| 08/29/2002 | WO2002066168A1 Improvements in or relating to flotation |
| 08/29/2002 | WO2002059386A8 Improved beneficiation process for concentration/calcination of zinc silicate ores and minerals |
| 08/29/2002 | US20020117454 Method and apparatus for removing foaming contaminants from hydrocarbon processing solvents |
| 08/29/2002 | DE10100637A1 Verfahren zum Aufbereiten von beim Schlachten anfallenden Flüssigkeitsgemischen mit geringem Wasseranteil, insbesondere Blut, und Anlage zur Durchführung des Verfahrens Method for processing produced during battles liquid mixtures with low water content, especially blood, and system for implementing the method |
| 08/28/2002 | EP0961662B1 Mobile soil treatment apparatus and method |