| Patents for B01D 21 - Separation of suspended solid particles from liquids by sedimentation (18,338) |
|---|
| 10/04/1994 | US5352371 Method and apparatus for repeatedly passing a fluid through a fluid treatment unit |
| 10/04/1994 | US5352356 Stovepipe decanter apparatus |
| 09/29/1994 | WO1994021561A1 Compact clarifier system for municipal waste water treatment |
| 09/29/1994 | DE4407983A1 Arrangement of functional elements for digestion towers |
| 09/28/1994 | EP0465485B1 Method for separating oil and water emulsions |
| 09/27/1994 | US5350524 Mixed polysaccharide precipitating agents and insulating articles shaped therefrom |
| 09/27/1994 | US5350511 Sewage purification apparatus |
| 09/25/1994 | CA2119528A1 Rotating shaft lifting assembly |
| 09/25/1994 | CA2118970A1 Preparative analytical technique to isolate surfactant from oil/water emulsions |
| 09/22/1994 | DE4307297A1 Process and process arrangement for sucking and filtering sediments from sludge traps |
| 09/20/1994 | US5348721 Polyaluminumchlorosulfates and preparation and uses thereof |
| 09/15/1994 | WO1994020833A1 Method and apparatus for positional manipulation and analysis of suspended particles |
| 09/15/1994 | DE4406133A1 Installation for recovering liquid loaded with waste materials |
| 09/15/1994 | DE4400982A1 Compositions for treating wastewater containing heavy metals |
| 09/15/1994 | DE4307952A1 Apparatus and process for soil cleaning |
| 09/14/1994 | EP0614401A1 Method for controlling the regeneration of a water treatment system |
| 09/14/1994 | CN2176817Y 离心过滤器 Centrifugal filter |
| 09/14/1994 | CN1025909C Manufacturing mthod of aluminium-iron and irons solid water-cleaning agent |
| 09/13/1994 | US5346643 Polynuclear complex salt waste water clarificants and their preparation |
| 09/13/1994 | US5346631 Liquid or solid phase dispersed in a carrier vapor phase, deflecting fluid flow, forming two layers of different density |
| 09/13/1994 | US5346629 Method for processing filter backwash fluid for reuse as cleaning fluid |
| 09/13/1994 | CA1332006C Liquid waste treatment system |
| 09/08/1994 | DE4306652A1 Aqueous calcium hydroxide suspension and use thereof |
| 09/07/1994 | EP0613724A2 Separating constituents of a liquid material |
| 09/07/1994 | EP0613708A1 Device for purifying a basin |
| 09/07/1994 | EP0613707A1 Cleaning installation in particular for treating washing water containing paint and/or glue |
| 09/07/1994 | CN1091675A Centrifugal filter press sedimentation dewatering machine |
| 09/06/1994 | US5344573 Steaming; water pollution control; reuse |
| 09/06/1994 | US5344572 Method for treating waste pickle liquor |
| 09/06/1994 | US5344570 Entrainment of solids, centrifuging, pumping and separation of solids |
| 09/06/1994 | CA2001173C Relating to the recovery of silver |
| 09/06/1994 | CA1331895C System and method for the extraction of cyanide from tails liquor |
| 09/06/1994 | CA1331893C Fluidized bed process and apparatus |
| 09/06/1994 | CA1331873C Liquid separator |
| 09/01/1994 | WO1994019486A1 Centrifugal method and apparatus for isolating a substance from a mixture |
| 09/01/1994 | CA2156860A1 Centrifugal method and apparatus for isolating a substance from a mixture |
| 08/31/1994 | EP0612264A1 Improvements in or relating to separators |
| 08/31/1994 | EP0612238A1 A container for receiving and separating a fluid, preferably blood plasma, into its ingredients. |
| 08/31/1994 | CN2175638Y Vibrative filter |
| 08/30/1994 | USRE34713 Hydrolysis product of N-vinylformamide-(meth)acrylonitrile copolymer; increasing paper strength |
| 08/30/1994 | US5342538 Liquid suspension of polyethylene oxide for use in treating paper and pulp wastewater |
| 08/25/1994 | DE4322930C1 Underwater sludge remover for circular clarifying tanks |
| 08/25/1994 | DE4314939C1 Process for separating fine particles of high specific gravity solids from emulsions and apparatus for carrying out the process |
| 08/24/1994 | EP0611579A1 Solution suspension separating apparatus for blood and plasma |
| 08/24/1994 | EP0611322A1 Improvements in or relating to separators. |
| 08/24/1994 | CN2175024Y Device for coagulation, clarification and separation of liquid |
| 08/23/1994 | US5340485 Apparatus and method for clarifier sludge collection |
| 08/23/1994 | US5340482 Surface skimming apparatus |
| 08/23/1994 | US5340481 Dense media processing cyclone |
| 08/23/1994 | US5340470 Phase separator apparatus |
| 08/18/1994 | WO1994018249A1 Preparation of polyacrylates |
| 08/18/1994 | WO1994017917A1 Device with an aggregate separator for the treatment of dirty water |
| 08/18/1994 | WO1994017895A1 Process and apparatus for controlling the dewatering of suspensions |
| 08/18/1994 | WO1994017891A1 Induced ionic reaction device with radial flow |
| 08/18/1994 | DE4008332A1 Process and equipment for filtering and treating contaminated water |
| 08/17/1994 | EP0610955A2 Quaternized aminomethyl acrylamide polymermicroemulsions, methods of producing and use of same |
| 08/17/1994 | CN2174246Y Siphon sludge machine |
| 08/16/1994 | US5338459 Muddy and waste water treatment method |
| 08/16/1994 | US5338449 Brine refining apparatus |
| 08/16/1994 | US5338421 Applying voltage to teh system, suppresses electrolysis of water |
| 08/13/1994 | CA2115412A1 Quaternized tertiary aminomethyl acrylamide polymer microemulsions with improved performance |
| 08/11/1994 | DE4303924A1 Process and equipment for operating an inflow structure for a biological effluent treatment plant running on pure oxygen |
| 08/11/1994 | DE4303278A1 Process for treating the contents of fat separators |
| 08/11/1994 | DE4302003A1 Settling apparatus for separating a mixture of materials, in particular of solid particles from liquids |
| 08/09/1994 | US5336418 Inserting suction line to remove water and heavy contaminants |
| 08/09/1994 | US5336417 Slotted; dragged along bottom; lifted; tilted |
| 08/09/1994 | US5336402 Sewage treatment apparatus |
| 08/09/1994 | US5335395 Remote controlled sludge removal apparatus |
| 08/09/1994 | CA1331407C Sewage treatment plant |
| 08/09/1994 | CA1331348C Water treatment system for rectangular clarifiers |
| 08/04/1994 | WO1994017394A1 Control of dewatering processes |
| 08/04/1994 | DE4302932A1 Rain water treatment basin |
| 08/03/1994 | EP0608882A1 Apparatus for separation of liquid |
| 08/03/1994 | EP0608352A1 Separators |
| 08/03/1994 | CN1090356A Closed ciculation method for water used in producing paper by regenerated pulp |
| 08/02/1994 | CA1331124C Flocculation of suspended solids from, aqueous solutions |
| 07/28/1994 | DE4301825A1 Suspension thickening process giving reduced time to obtain required consistency |
| 07/27/1994 | EP0607447A1 Sludge scraping-up apparatus |
| 07/27/1994 | EP0607436A1 Scum removing device |
| 07/27/1994 | EP0607236A1 Processing waste washout liquid containing photopolymer from printing plate manufacture |
| 07/26/1994 | US5332500 Three-phase cyclone separator |
| 07/21/1994 | WO1994016157A1 Water management system |
| 07/21/1994 | WO1994015691A1 A hydraulic separation device |
| 07/21/1994 | WO1994015690A1 System for removing solids from a liquid |
| 07/21/1994 | DE4333666C1 Arrangement for determining optically visible phase boundaries in liquids |
| 07/21/1994 | DE4301152A1 Compact separator - has round housing to contain sludge settling and light matter separations sections and sampling section |
| 07/20/1994 | EP0606716A1 Method and apparatus for separating phases |
| 07/20/1994 | EP0606398A1 Improved deinking method using ink agglomeration |
| 07/20/1994 | CN1025491C Apparatus of anerobic fluidized bed |
| 07/19/1994 | US5330671 High terpene citrus peel oil |
| 07/19/1994 | US5330660 Method for evacuating floating sludge from settling tanks and thickener tanks |
| 07/19/1994 | US5330659 Amines, hydrazines, hydroxylamines for recovering overspray from spray booths |
| 07/19/1994 | US5330658 Solution decontamination method using precipitation and flocculation techniques |
| 07/19/1994 | US5330641 Separator of solid particles for variable discharge fluid flow rates in dental apparatus |
| 07/19/1994 | US5330289 Serpent sediment-sluicing system |
| 07/14/1994 | DE4400613A1 Oil and oil sludge separator from waste water |
| 07/13/1994 | EP0442944B1 Horizontal removable pump for filtration systems |
| 07/13/1994 | CN2171399Y Intercept precipitating net |
| 07/13/1994 | CN1089240A Processing method for water decontaminating agent |
| 07/12/1994 | US5328584 Passive circulation in electrolytic fluid treatment systems |