Patents
Sitemap › B01 - Physical or chemical processes or apparatus in general › B01D - Separation › B01D 21 - Separation of suspended solid particles from liquids by sedimentation
Patents for B01D 21 - Separation of suspended solid particles from liquids by sedimentation (18,338)
05/1998
05/13/1998CN1181747A Self floculating separation medium and method
05/13/1998CN1181355A Method of waste water treatment by flocculating sedementation
05/13/1998CN1181354A Purifying and treating process and appts. in use for cooling agent and/or lubricant used in metallurgical industry
05/12/1998US5750484 Composition and improved pH driven method for wastewater separation using an amphoteric carboxylate and a cationic destabilizer composition
05/12/1998US5750039 Blood processing systems and methods for collecting mono nuclear cells
05/12/1998US5750034 Hydrophilic dispersion polymers for the clarification of deinking process waters
05/12/1998US5750033 Method of treating waste water to remove harmful ion by coagulating sedimentation
05/07/1998WO1998018729A1 Method for the biological and biological-chemical treatment of waste water and plant for carrying out this method
05/07/1998WO1998018536A1 Waste water treatment plant
05/07/1998WO1998018518A1 Cell separation device and in-line orifice mixer system
05/07/1998DE19645733A1 Waste water basin feed system
05/07/1998CA2270379A1 Cell separation device and in-line orifice mixer system
05/06/1998EP0839767A2 Hydrophilic dispersion polymers for the clarification of deinking process waters
05/06/1998EP0839119A1 Wastewater treatment
05/06/1998CN1181026A Settling device for a fluid containing liquid, gas and particulate materia, as well as a cleaning device provided herewith
05/06/1998CN1180667A Using method of mineral floculating agent
05/05/1998US5746979 Method for receiving and separating a fluid into its ingredients
05/05/1998US5746912 Multicell separator
05/01/1998CA2219868A1 Hydrophilic dispersion polymers for the clarification of deinking process waters
04/1998
04/30/1998WO1998017373A1 Method and apparatus for removing particles from suspension
04/30/1998WO1998017366A1 Sludge demulsification and liquefaction process and agents
04/30/1998DE19644334A1 Verfahren zur biologischen und biologisch-chemischen Aufbereitung von Abwasser sowie Anlage zur Durchführung dieses Verfahrens Process for the biological and bio-chemical wastewater treatment plant as well as to perform this procedure
04/30/1998CA2268761A1 Sludge demulsification and liquefaction process and agents
04/29/1998EP0775008A4 Blood processing systems and methods which restrict in flow of whole blood to increase platelet yields
04/29/1998CN2280091Y Treatment of wastewater from car washing
04/29/1998CN1179989A Regeneration treating method for gravure printing ink waste liquid
04/28/1998CA2123799C Method for controlling the regeneration of a water treatment system
04/28/1998CA2101885C Method of and apparatus for separation by agglomeration
04/23/1998DE19644633A1 Process and mobile assembly for treating waste water
04/22/1998EP0837038A1 Method for water treatment
04/22/1998EP0836876A1 Lamellar clarifier for the treatment of loaded liquid
04/22/1998EP0716623A4 Blood processing system having spill sensor with fail-safe circuit
04/21/1998US5741768 Composition and improved PH driven method for wastewater separation using an amphoteric dicarboxylate and a cationic destabilizer composition
04/21/1998US5741426 Method for treatment of contaminated water
04/21/1998US5741417 System for biologically treating wastewater
04/21/1998CA2041479C Apparatus for separating solids from well fluids
04/18/1998CA2218969A1 Hydraulic reactor and classifier for solid particles with ultrasonic application
04/16/1998WO1998015336A1 Apparatus for screening
04/16/1998WO1998015335A1 Apparatus for separation
04/16/1998WO1998015334A1 Apparatus for separation including means for controlled output
04/16/1998DE19641536A1 Sludge dewatering assembly with bleed supply of sludge and flocculant
04/16/1998DE19641535A1 Sludge-flocculant test mixture chamber with smooth circular walls
04/16/1998CA2268002A1 Apparatus for separation
04/16/1998CA2267906A1 Apparatus for screening
04/15/1998EP0835681A2 Process and apparatus for purifying and treating coolants and/or lubricants used in the metallurgical industry
04/15/1998EP0835224A1 Process for removing unwanted material from wanted material
04/15/1998EP0835157A1 Linear solids removal unit
04/15/1998CN2278516Y Tank type solid-liquid separator
04/15/1998CN1179113A Method and apparatus for separatin non-soluble particles from liquid
04/15/1998CN1178775A Novel flocculant
04/14/1998US5738784 Device for separating a blood component from blood or plasma
04/14/1998US5738782 Cleaning apparatus for fluids
04/09/1998WO1998014490A1 Cationic water-soluble polymer precipitation in salt solutions
04/09/1998WO1998014261A1 Improvements to an apparatus for thickening a solid-liquid suspension
04/09/1998WO1998014258A1 Water and wastewater treatment system with internal recirculation
04/09/1998DE19740407A1 Waste water tank discharges through intermediate tank
04/09/1998CA2268070A1 Cationic water-soluble polymer precipitation in salt solutions
04/09/1998CA2217763A1 Method and apparatus for purifying and treating cooling agents and/or lubricants used in the metallurgical industry
04/08/1998EP0834739A2 Method and apparatus for determining the oxydizability of waste water compounds
04/07/1998US5736037 Foldable tube settler and method of installing tube settler
04/07/1998US5736033 Separator float for blood collection tubes with water swellable material
04/07/1998US5736005 Scraper device for a continuous digester
04/02/1998WO1998013120A1 Settlement tanks
04/01/1998EP0831959A1 Valve assembly for decanter having a surrounding valve housing
04/01/1998EP0625078B1 Remote controlled sludge removal apparatus
03/1998
03/31/1998US5733776 Continuous settling apparatus
03/31/1998US5733461 Process for the treatment of waste material suspensions
03/31/1998US5733459 Purification of bauxite by descaling with hydroxamic acid or salt
03/31/1998US5733446 Centrifuge with annular filter
03/31/1998US5733413 Method for removing contaminates from aqueous paper pulp
03/26/1998WO1998012145A1 Method and apparatus for helical flow in a header conduit
03/26/1998WO1998011976A1 Fluid separation devices
03/26/1998CA2264678A1 Method and apparatus for helical flow in a header conduit
03/25/1998EP0775007A4 Enhanced yield blood processing systems with angled interface control surface
03/25/1998EP0396601B1 Filtration assembly comprising a pump
03/25/1998CN1176839A Pulsation settling tank water treatment equipment
03/24/1998US5731512 Method for quick estimation of erythrocyte sedimentation rate with capillary tubes lined with preformed anticoagulant, mounted in an oblique position, and supported on a specially designed stand
03/24/1998US5730884 Method of removing selenate ion from selenate ion-containing aqueous waste liquid
03/24/1998US5730883 Blood processing systems and methods using apparent hematocrit as a process control parameter
03/24/1998US5730880 Forming flexible polyurethane foam
03/24/1998US5730878 Contaminated waste-water treatment method and device
03/24/1998US5730870 Oil change system and method
03/24/1998US5730864 Installation for treating an untreated flow by simple sedimentation after ballasting with fine sand
03/24/1998US5730861 Swimming pool control system
03/24/1998US5730784 Oxidation to sulfur dioxide
03/19/1998WO1998011183A1 Process for removing fine iron containing particles from liquids containing the same
03/19/1998WO1998010853A1 Thin, pliable polymeric film for sealing microplates
03/18/1998EP0829456A2 Sewage Treatment Plant
03/18/1998EP0829305A2 Flotation type separator
03/18/1998CN1176226A Alkali decrement process for waste water processing
03/18/1998CN1037748C Side-stream inclined plate sink-float solid-liquid separation method and its equipment
03/17/1998US5728305 Waste water purification system
03/17/1998US5728304 Method and apparatus for dissolved air flotation and related waste treatments
03/12/1998WO1998009892A1 Scraper bar arrangement
03/12/1998DE19636153A1 Assembly which removes cleaned water lifted from sequencing batch reactor basin
03/12/1998CA2264016A1 Scraper bar arrangement
03/11/1998CA2215101A1 Bubble floating type separator
03/10/1998US5727006 Apparatus and method for detecting and correcting reverse polarity, in a packet-based data communications system
03/10/1998US5725780 Method for using novel high solids polymer compositions as flocculation aids
03/10/1998US5725764 Apparatus for clarifying contaminated fluids
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