| Patents for B03D 1 - Flotation (8,101) |
|---|
| 04/26/2001 | DE19948176A1 Flotationsvorrichtung zur Störstoff- insbesondere Druckfarbenentfernung aus Papierfasersuspensionen A flotation device for Störstoff- particular ink removal from paper fiber suspensions |
| 04/17/2001 | US6217777 Using an assembly of spaced elements defining passages for the flow of water through said elements where water is imparted a downward flow though elements to be discharged at the bottom; water treatment |
| 04/11/2001 | EP1091041A1 Flotation apparatus for removing contaminants, especially printing inks, from a fibrous suspension |
| 04/11/2001 | EP1090150A1 Mineral collector compositions of fatty hydroxamic acid in admixture with an oil and process of making same |
| 04/11/2001 | CN1290575A Floatation agent for ore dressing |
| 04/04/2001 | EP1009532A4 Waste egg shell components recovery |
| 04/04/2001 | EP0789672B1 Method and apparatus for producing air saturated water |
| 04/03/2001 | US6210648 Using an oxygen-deficient flotation gas. |
| 03/28/2001 | CN2424828Y Rotary-cutting type flotation machine |
| 03/21/2001 | EP1084753A2 Pneumatic flotation separation device |
| 03/21/2001 | CN1287889A Reverse flotation capture agent for carbonate type phosphate rock ore |
| 03/08/2001 | WO2001016032A1 Method for detoxicating harbour silt |
| 03/07/2001 | EP1080265A1 Method and device for flotation of pollutants from an aqueous fibrous material suspension |
| 03/07/2001 | EP1080262A1 A process for removing contaminants from waste paper |
| 03/07/2001 | CN2422051Y Improved flotation machine |
| 03/06/2001 | US6197153 Method for de-inking paper pulp from recycled paper |
| 02/28/2001 | CN2421075Y Mineralizing device for micro-froth flotation machine |
| 02/28/2001 | CN1285243A Cann calcium-removing ore-dressing technology |
| 02/15/2001 | WO2001010561A1 Blowing agent for flotation of mineral products and method for the production thereof |
| 02/15/2001 | WO2001010560A1 Composition used for the flotation of mineral products |
| 02/14/2001 | CN1283526A Process for preparing granular yellow chemical |
| 02/13/2001 | US6186335 Process for beneficiating kaolin clays |
| 02/07/2001 | EP1073716A2 Improvements in or relating to separation processes |
| 02/06/2001 | US6183595 Aqueous fibrous material |
| 02/06/2001 | US6182478 Apparatus for cleaning a suspension, preferably a fiber mass suspension |
| 01/31/2001 | CN2416960Y Micro bubble type flotation machine |
| 01/24/2001 | EP0907419B1 Inductive radial-discharge funnel-shaped nozzle |
| 01/23/2001 | US6176376 Method and apparatus for separating a protein membrane and shell material in waste egg shells |
| 01/16/2001 | US6174434 Three zone dissolved air floatation clarifier with fixed lamellae and improved paddle-and-ramp sludge removal system |
| 01/12/2001 | CA2313666A1 Recovery of petalite from ores containing feldspar minerals |
| 01/09/2001 | US6171488 Fluid conditioning system |
| 01/09/2001 | US6170669 Separation of minerals |
| 01/04/2001 | WO2001001080A1 Arrangement for measuring concentrate flow in connection with a flotation cell |
| 01/04/2001 | CA2377142A1 Arrangement for measuring concentrate flow in connection with a flotation cell |
| 01/02/2001 | US6169064 A liquid concentrate reaction product of at least one acid and at least one amine; useful in many different applications roof coatings, laundry detergents, inks, paints, hard surface cleaners and spray wax compositions |
| 12/28/2000 | WO2000078679A1 Flotation pile oil/water separator apparatus |
| 12/26/2000 | US6164456 Method and apparatus for isolation of trace materials from a heterogenous sample |
| 12/14/2000 | WO2000074856A1 Method for the preparation of nickel concentrate |
| 12/14/2000 | CA2371036A1 Method for the preparation of nickel concentrate |
| 12/07/2000 | DE19925660A1 Recovery of tiny particles of precious beryl, e.g. emerald, useful as colored pigment in precious stone lacquer, involves flotation of mica shale using frother and then of beryl minerals by adding collector |
| 12/05/2000 | US6155429 Injecting air into the slurry mixture prior to feeding the slurry to a hydrocyclone to separate polyamide from polypropylene materials slurry |
| 11/29/2000 | CN1275098A Particle separating apparatus |
| 11/22/2000 | CN1273881A Process for preparing floatating agent of sodium chloride |
| 11/21/2000 | US6149013 Enhanced flotation reagents for beneficiation of phosphate ores |
| 11/21/2000 | CA2098522C Method for beneficiating nickel sulfide concentrates and corresponding mixtures, unsuitable for smelting |
| 11/16/2000 | WO2000068672A1 Method and apparatus for monitoring and analyzing the surface of floated material |
| 11/15/2000 | CN1273237A Oximido chemicals for floatation and its preparing process |
| 11/14/2000 | US6145759 Suction-effect radial-discharge funnel-shaped nozzle |
| 11/14/2000 | US6145667 Mineral collector compositions and processes for making and using same |
| 11/09/2000 | DE19920480A1 Verfahren zur Entfernung von Störstoffen aus einer wässrigen Papierfasersuspension A method for removing anionic trash from an aqueous paper fiber suspension |
| 11/08/2000 | EP1050342A1 Method for removing impurities from an aqueous paper fiber suspension |
| 11/02/2000 | EP1047490A1 Method for generating and circulating a foam in an installation and device for carrying out said method |
| 11/02/2000 | EP0889917B1 Novel polymeric sulfide mineral depressants |
| 11/01/2000 | CN1272071A Control device for centrifugal separator |
| 10/31/2000 | US6139684 Method and apparatus for decontaminating liquid suspensions |
| 10/31/2000 | US6138835 Recovery of petalite from ores containing feldspar minerals |
| 10/26/2000 | WO2000062937A1 Quaternary ammonium compounds for froth flotation of silicates from an iron ore |
| 10/19/2000 | DE19915735A1 Flotation assembly to separate suspension into fractions which are rich and poor with separated matter comprises flotation column with center inflow and blades to divert low fraction into collection zone |
| 10/18/2000 | CN2401273Y High-efficient gas flotation apparatus |
| 10/18/2000 | CN1270545A Apparatus for cleaning a suspension, preferably a fiber mass suspension |
| 10/17/2000 | US6133474 Alkyl glyceryl ether sulfonate compositions |
| 10/11/2000 | EP1042229A1 Flotation reactor and method for flotation |
| 10/10/2000 | US6129212 Flotation process and mixing device |
| 10/03/2000 | US6126836 Centrifugal flotation cell with rotating feed |
| 10/03/2000 | US6126815 Sequential air dissolved floatation apparatus and methods |
| 10/03/2000 | US6126014 Continuous air agglomeration method for high carbon fly ash beneficiation |
| 09/27/2000 | EP1037695A1 Combined hydrocyclone and filter system for treatment of liquids |
| 09/08/2000 | WO2000051744A1 Apparatus for separation of solids in froth |
| 09/08/2000 | WO2000051743A1 Flotation cell with vortex stabilizer |
| 09/07/2000 | DE19910712C1 Preparation of flotation agent acting as collector comprises mixing metal-containing non water-soluble oxidation catalyst thermoplastic polymer, dissolving collector in water, mixing, and separating collector-water solution |
| 09/06/2000 | EP1032472A1 Flotation system |
| 09/06/2000 | CN1056099C Method for recovering fine prilled coal by floatation |
| 08/29/2000 | US6109449 Mixing system for separation of materials by flotation |
| 08/24/2000 | DE19958621A1 Grey water treatment unit renders household effluent suitable for re-use in non-potable household applications |
| 08/22/2000 | US6106711 Fluid conditioning system and method |
| 08/16/2000 | EP1027163A1 Particle separating apparatus |
| 08/10/2000 | WO2000045961A1 Fluid conditioning system and method |
| 08/10/2000 | DE19902148A1 Tangentiale Feststoffabtrenn-Vorrichtung Tangential Feststoffabtrenn device |
| 08/09/2000 | EP1025908A1 Biodegradable quaternary esters used as flotation agents |
| 08/08/2000 | US6098810 Flotation process for separating silica from feldspar to form a feed material for making glass |
| 08/02/2000 | CN1261556A Pretreatment floatation for separating feldspar and quartz |
| 08/02/2000 | CN1055033C Sorting method of recovering black-white tungsten ore from complex multi-metal ore |
| 08/01/2000 | US6095336 Flotation cell with radial launders for enhancing froth removal |
| 07/27/2000 | WO2000043320A1 Three zone dissolved air flotation clarifier with fixed lamellae and improved paddle-and-ramp sludge removal system |
| 07/27/2000 | WO2000043127A1 Tangential separating device for solid matter |
| 07/27/2000 | WO2000002662A9 Method of removing carbon from fly ash |
| 07/26/2000 | EP0830208B1 Method of depressing non-sulfide silicate gangue minerals |
| 07/25/2000 | US6092667 Method and apparatus for aeration of liquids or slurries |
| 07/25/2000 | US6092666 Reduction of pH modifying agent in the flotation of copper minerals |
| 07/19/2000 | EP1019196A1 A control device for a centrifugal separator |
| 07/11/2000 | US6086732 Flock separating apparatus |
| 07/05/2000 | EP1015123A1 Apparatus for cleaning a suspension, preferably a fiber mass suspension |
| 07/04/2000 | US6083389 Flotation plant |
| 07/04/2000 | US6082549 Process and facility to remove solid matter from an aqueous fibrous material suspension |
| 07/04/2000 | US6082548 Mobile soil treatment apparatus and method |
| 06/28/2000 | EP0854844B1 Biological method of treating sewage containing high concentrations of sludge |
| 06/21/2000 | EP1009532A1 Waste egg shell components recovery |
| 06/21/2000 | CN1256972A Flotation machine |
| 06/20/2000 | US6076682 Process for froth flotation of silicate-containing iron ore |
| 06/20/2000 | CA2015604C Selective flotation of gold |