| Patents for B01D 21 - Separation of suspended solid particles from liquids by sedimentation (18,338) |
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| 08/06/1998 | DE19704206A1 Concrete sand washing assembly which recovers fine sand and regenerates water for reuse for sand washing |
| 08/06/1998 | DE19650191C1 Process and assembly to filter water provided especially for domestic drinking purposes |
| 08/05/1998 | EP0518923B1 Turbidity measurement |
| 08/04/1998 | US5789579 Acidic polysaccharide |
| 08/04/1998 | US5789190 Methods and kit for the detection of cryptosporidium oocysts and giardia cysts |
| 08/04/1998 | US5788848 Apparatus and methods for separating solids from flowing liquids or gases |
| 08/04/1998 | US5788837 Plastic flight type water treatment system for rectangular clarifiers |
| 07/30/1998 | WO1998032702A1 Method for the physico-chemical treatment of effluents in particular surface water for consumption |
| 07/30/1998 | WO1998032701A1 Method for the physico-chemical treatment of effluents, in particular of surface water for consumption |
| 07/30/1998 | WO1998032516A1 An apparatus for the ultrasonic separation and cleaning of a suspension |
| 07/30/1998 | WO1998032515A1 Device for separating floating layers in a liquid basin |
| 07/30/1998 | DE19702712A1 Continuous, mobile, small-scale sewage purification and composting unit |
| 07/29/1998 | EP0855407A1 Aqueous dispersions based on water soluble polymers |
| 07/29/1998 | EP0667837B1 A purification system with a lamella separator |
| 07/29/1998 | CN1189144A Process for removing unwanted material from wanted material |
| 07/29/1998 | CN1188682A Ultrasonic separating and washing unit for suspension |
| 07/28/1998 | US5785869 Testing sample for viral contaminant; centrifuging buffy coat layer; separation |
| 07/28/1998 | US5785849 Centrifugal filter |
| 07/24/1998 | CA2224952A1 Aqueous dispersions based on water-soluble polymers. |
| 07/23/1998 | WO1998031749A1 Aqueous dispersion of high intrinsic viscosity polymer and its production and use |
| 07/23/1998 | DE19701143A1 Waste water treatment basin |
| 07/23/1998 | CA2276698A1 Polymeric compositions and their production and uses |
| 07/22/1998 | EP0853979A1 Batch centrifugal separator of high performance achieved by technically improving its functions |
| 07/22/1998 | EP0766587B1 Preliminary boom for clearing sludge from the surface of a sewage basin |
| 07/16/1998 | WO1998030887A1 Apparatus and methods for preparing blood or plasma component solutions of known concentration |
| 07/16/1998 | WO1998030686A2 Method of purifying dna in a cross-flow centrifuge |
| 07/16/1998 | WO1998030685A2 Purification and/or concentration of dna by cross-flow filtration, separation of endotoxins from a nucleic acid preparation |
| 07/16/1998 | WO1998030304A1 A centrifuge apparatus with temperature control means |
| 07/16/1998 | CA2277861A1 Apparatus and methods for preparing blood or plasma component solutions of known concentration |
| 07/16/1998 | CA2277858A1 A centrifuge apparatus with temperature control means |
| 07/15/1998 | EP0853123A1 Purification of DNA by 'cross-flow-filtration' |
| 07/15/1998 | CN1187468A Amphoteric polyacrylamide flocculating agent and preparing process thereof |
| 07/14/1998 | US5779910 Adding blend of low and high molecular weight cationic polymer flocculants to slurry to form substrate, adding high molecular weight anionic polymer flocculant to form settled solids phase and aqueous phase, separating |
| 07/14/1998 | US5779896 Gas baffle for a waste water treatment plant effluent |
| 07/14/1998 | US5779895 Granular media filter including media settler assembly |
| 07/08/1998 | EP0851784A1 Blood processing systems and methods for collecting mono nuclear cells |
| 07/08/1998 | EP0851783A1 Novel aromatic and aliphatic sulfonates and properties and applications thereof |
| 07/08/1998 | CN1039002C Method for preparing magnesium containing flocculating agent for waste water treatment |
| 07/07/1998 | US5776362 Sludge dehydrating agent |
| 07/07/1998 | US5776357 Composition comprising oligomer of cyclopentadiene, organic gelling agent comprising condensation product of sorbitol and aromatic aldehyde, dispersant comprising ethylene oxide-propylene oxide block polymer |
| 07/07/1998 | US5776258 Flat-rolled steel strip continuous cleansing methods |
| 07/02/1998 | WO1998028057A1 Biological fluid processing |
| 07/02/1998 | CA2271440A1 Biological fluid processing |
| 07/01/1998 | EP0623044B1 Blood processing systems with improved data transfer between stationary and rotating elements |
| 07/01/1998 | CN1038907C Transporting element of a reciprocable scraper |
| 06/30/1998 | US5774816 Apparatus and method for cleaning a vessel |
| 06/30/1998 | US5773655 Process for the purification of an aqueous solution of a tertiary amine-oxide |
| 06/30/1998 | US5772894 Derivatized rhodamine dye and its copolymers |
| 06/30/1998 | US5772885 Sludge removal suction header |
| 06/30/1998 | US5771922 For restricting fluid flow through a flow channel |
| 06/25/1998 | WO1998026853A1 Method for reducing solid content in a suspension |
| 06/25/1998 | DE19653000A1 Process for cleaning machines and plants with circulating water |
| 06/24/1998 | CN1185753A Linear solids removal unit |
| 06/23/1998 | US5770166 Slurry thickening tank and absorption tower for use in wet flue gas desulfurization systems |
| 06/23/1998 | US5770092 Apparatus and method for purifying water |
| 06/23/1998 | US5770091 Method of plain sedimentation and physical-chemical sedimentation of domestic or industrial waste water |
| 06/23/1998 | US5770081 Apparatus for and method of reducing solids and controlling surges in the flow of effluent from a wastewater treatment plant |
| 06/23/1998 | US5770078 Phase separator apparatus to separate a mixture of liquids and finely divided suspended particles |
| 06/23/1998 | US5770069 Collapsible container for holding a fluid during a centrifugation operation |
| 06/23/1998 | US5770059 Waste water treatment apparatus |
| 06/23/1998 | US5770058 Centrifugal separator |
| 06/23/1998 | US5770051 Apparatus for separating blood in an integrally formed container |
| 06/23/1998 | CA2119748C Improved deinking method using ink agglomeration |
| 06/23/1998 | CA2104164C Immiscible liquids separator apparatus and method |
| 06/18/1998 | DE19652482A1 Verfahren zum Vermindern des Feststoffgehaltes einer Suspension A method for reducing the solids content of a suspension |
| 06/17/1998 | EP0848254A2 Method for automatically pressing a filter in a blood cuvette |
| 06/16/1998 | US5768301 Apparatus and method for detecting and correcting pair swap, and implementing a link integrity function in a packet-based data communications system |
| 06/16/1998 | US5766470 Container, especially for the processing of wet solid, oily and/or watery waste |
| 06/16/1998 | US5766457 Water aeration system |
| 06/11/1998 | WO1998024530A1 Sedimentation basin with rectangular layout for separating sludge from waste water |
| 06/10/1998 | EP0804267A4 Vented baffle system |
| 06/10/1998 | EP0759012B1 Process for removing polluting material from water or wet solid matter |
| 06/10/1998 | EP0742735A4 Centrifuge tube and adaptor |
| 06/10/1998 | CN1184557A Method and device for wet-processing substrates in a vessel |
| 06/10/1998 | CN1184082A Sewage treatment technology and equipment using refined diatomite as treating agent |
| 06/09/1998 | US5762791 Used for transfusion or long term storage; utilizing a membrane separator |
| 06/04/1998 | DE19649814A1 Sedimentationsbecken mit rechteckigem Grundriß zum Abscheiden von Schlamm aus Abwasser Sedimentation basin with rectangular plan for separating sludge from waste water |
| 06/03/1998 | EP0845667A2 Sedimentation flask |
| 06/03/1998 | CN2282927Y Reaction pot |
| 06/03/1998 | CN1183384A Paper-making waste water treating agent, its use and process for treatment of papermaking waste water therewith |
| 06/03/1998 | CN1183314A Self-excitation reaction apparatus for clarifying treatment of water |
| 06/02/1998 | USRE35815 Injecting a quantity of steam and heated diluent to dissolve the solid phase of waste, forming a fluid flow, separation |
| 06/02/1998 | US5759390 Particle separator |
| 05/28/1998 | DE19647984A1 Flow deflecting members for use in sewage installations |
| 05/27/1998 | EP0625074B1 Vortex flocculation of solids suspended in liquid |
| 05/27/1998 | CN1182637A Making method for boron mud composite coagulant and usage thereof |
| 05/27/1998 | CN1038497C Process for decontaminating solutions of Fe(II) chloride solutions in hydrochloric acid |
| 05/22/1998 | WO1998021148A1 Flocculant compositions and water treatment method using the same |
| 05/22/1998 | CA2217934A1 Skimming mechanism for rectangular collectors |
| 05/20/1998 | EP0745113A4 Removal of contaminants from oil |
| 05/20/1998 | EP0706498A4 High capacity single tank water clarification system |
| 05/20/1998 | CN2281825Y Labyrinth rib inclined plate precipitating device |
| 05/19/1998 | US5753115 Submerged pipe separator tank |
| 05/19/1998 | CA2020968C Treatment of liquids |
| 05/14/1998 | WO1998019765A1 Method and apparatus for treatment of fluid |
| 05/14/1998 | WO1998019764A1 Method and apparatus for processing contaminated materials |
| 05/13/1998 | EP0840643A1 Method and apparatus for separating a fluid into components and for washing a material |
| 05/13/1998 | EP0666769B1 Separating liquid suspensions |
| 05/13/1998 | EP0655012B1 Assembly and methods for processing blood |
| 05/13/1998 | CN1181762A Cellulose particles, method for producing them and their use |