| Patents for B01D 21 - Separation of suspended solid particles from liquids by sedimentation (18,338) |
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| 10/12/2011 | CN202006045U Mud cake squeezing device of solid-liquid separator |
| 10/12/2011 | CN102216229A A primary treatment unit and system for maximising the amount of methane-containing biogas collected from sewage |
| 10/12/2011 | CN102215931A Separation method and apparatus for immiscible fluids |
| 10/12/2011 | CN101744357B Method for solid-liquid separation during sheet production through papermaking process |
| 10/12/2011 | CN101623566B Flocculation central driving mud scraper |
| 10/11/2011 | US8033976 Apparatus and method for centrifugal separation utilizing a movable collection assembly |
| 10/11/2011 | CA2536300C Apparatus for trapping floating and non-floating particulate matter |
| 10/06/2011 | WO2011123447A1 Thickener flocculant control by in-situ aggregate size analysis |
| 10/06/2011 | WO2011122658A1 Water-treatment device |
| 10/06/2011 | US20110245061 Automated Sample Workcell and Method of Operation |
| 10/06/2011 | US20110240568 Method and apparatus for sewage grit removal |
| 10/06/2011 | US20110240537 Extracorporeal blood treatment machine |
| 10/06/2011 | US20110240010 Process using hydrocyclones |
| 10/06/2011 | US20110239531 Method for aggregating and separating algae |
| 10/06/2011 | DE102010015236A1 Separator for separating substances from liquid-liquid or liquid-solid mixtures, particularly for separating settleable substances such as sand, grease or mud from wastewater, has multiple tangential plates arranged parallel to each other |
| 10/06/2011 | DE102010003633A1 Device for purging sediment-loaded effluent, has plate-shaped flow guidance units arranged in tank, forming upwardly guiding flow paths and comprising vertical moving components moveably arranged in tank |
| 10/06/2011 | CA2793603A1 Thickener flocculant control by in-situ aggregate size analysis |
| 10/05/2011 | EP2370194A1 Quick static decanter for prethickening water treatment sludge, and plant including such a decanter |
| 10/05/2011 | EP2118020B1 Water purification |
| 10/05/2011 | CN201997141U Full-automatic cyclone sand removing machine |
| 10/05/2011 | CN201997140U Center bearing of thickener |
| 10/05/2011 | CN201997139U Upright oblique plate sedimentation tank for secondary sludge discharge |
| 10/05/2011 | CN201997138U High-efficiency settling tank |
| 10/05/2011 | CN201997137U Bayer process red mud high-temperature settling separation device |
| 10/05/2011 | CN102209689A Water treatment device and water treatment method |
| 10/05/2011 | CN101914938B Complete water-saving device |
| 10/05/2011 | CN101732897B Unpowered whirling cylinder sand and sludge removing machine |
| 10/05/2011 | CN101508498B Treatment process for carbonizing wastewater |
| 10/04/2011 | USRE42772 Large particulate removal system |
| 10/04/2011 | US8032256 Liquid level control systems |
| 09/29/2011 | WO2011118747A1 Wastewater treatment device and wastewater treatment method |
| 09/29/2011 | WO2011117620A1 A separator for separating solids from an influent |
| 09/29/2011 | WO2011116472A1 Improving efficiency of centrifuge in municipal sludge dewatering |
| 09/29/2011 | US20110233135 Density baffle for clarifier tank |
| 09/29/2011 | US20110233134 Feedwell Assembly for Clarifier |
| 09/29/2011 | CA2793943A1 A separator for separating solids from an influent |
| 09/28/2011 | EP2367609A1 Efficient filtration process of water in a tank for recreational and ornamental uses, where the filtration is performed over a small volume of water and not over the totality of the water from the tank |
| 09/28/2011 | EP1330414B9 Method for treatment of water and wastewater |
| 09/28/2011 | CN201990512U 杂质分离装置 Impurity separation device |
| 09/28/2011 | CN201988234U 一种竖流式沉淀池 One kind of vertical flow sedimentation tank |
| 09/28/2011 | CN201988233U 一种用于电解过程中的水循环利用装置 An electrolytic process for water recycling apparatus |
| 09/28/2011 | CN102203018A Membrane separation process |
| 09/28/2011 | CN102198342A Water outlet tank cleaning brush |
| 09/28/2011 | CN102198341A Solid-liquid separation method for superfine powder slurry |
| 09/28/2011 | CN101648770B Red mud desanding method and system in alumina production |
| 09/28/2011 | CN101508497B Arcuated fin piece plate and integrated ammonia nitrogen processing equipment |
| 09/28/2011 | CN101482005B Down-hole gross coal dirt-discharging and mine water treating combined process |
| 09/27/2011 | US8025806 Separating sand from fluids produced by a well |
| 09/27/2011 | US8025797 Integrated system for a pressurized fluid generator and vortex separator |
| 09/27/2011 | US8025633 Arrangement for extracorporeal circulation of blood |
| 09/27/2011 | CA2495381C Lamellar clarifier with adjustable weir height |
| 09/22/2011 | WO2011113110A1 Mobile water filtration unit |
| 09/22/2011 | US20110226702 Solubilized Heavy Metal Binding Reagent |
| 09/22/2011 | US20110226693 Separator for separating solids from an influent |
| 09/22/2011 | US20110226684 Water Purification System and Apparatus |
| 09/22/2011 | US20110226683 Sewage treatment system |
| 09/21/2011 | EP2366672A2 Vertical reactor for wastewater treatment |
| 09/21/2011 | CN201978551U 柱形离心式水沙分离器 Cylindrical centrifugal separator of water and sediment |
| 09/21/2011 | CN201978550U 高功能卤水制碱旋液分离洗硝装置 High functionality brine washing soda hydrocyclone denitrator |
| 09/21/2011 | CN201978549U Driving wheel core for walking of peripheral driving sludge scraping and sucking machine |
| 09/21/2011 | CN201978548U 一池多格澄清池 A pool of multi-grid clarifiers |
| 09/21/2011 | CN201978547U 一种澄清池 A clear pool |
| 09/21/2011 | CN201978546U Roadway through type underground water precipitation system |
| 09/21/2011 | CN201978545U 一种适应稠油冷采的除砂装置 An adaptation of cold heavy oil grit removal device |
| 09/21/2011 | CN201978544U 醇沉罐 Alcohol precipitation tank |
| 09/21/2011 | CN201978543U 一种新型锑白沉降器 A new antimony white settler |
| 09/21/2011 | CN102196847A A method for controlling the disturbance of networked pulp |
| 09/21/2011 | CN102196846A Method and apparatus for disturbing networked pulp |
| 09/21/2011 | CN102196845A A separation device with dual drives and a method of reducing donutting in a separation device |
| 09/21/2011 | CN102188843A Dreg discharge hopper of mud scraping and sucking machine |
| 09/21/2011 | CN102188842A Dehydrating device and dehydrating method |
| 09/21/2011 | CN102188841A Sedimentation tank with diluting and mixing functions |
| 09/21/2011 | CN101612489B Cinder soaking water concentrating and separating tank |
| 09/21/2011 | CN101585649B Processing system and processing method for purifying sewerage sludge filtrate |
| 09/21/2011 | CN101443091B Flocculator |
| 09/21/2011 | CN101198746B 浮选室 Flotation chamber |
| 09/21/2011 | CN101084064B The improved control of metal catalyst settling rates, settling densities and improved performance via use of flocculants |
| 09/20/2011 | US8021559 Thickening apparatus and method for thickening |
| 09/17/2011 | CA2734310A1 Removal of contaminants from waste streams using polymeric additives |
| 09/15/2011 | WO2011110396A1 Gravitational separator for separation of turnings and cooling lubricants |
| 09/15/2011 | US20110224063 Rotor For A Centrifuge |
| 09/15/2011 | US20110224062 Method and device for separating blood using a centrifuge |
| 09/15/2011 | US20110223680 Microfluidic Device and Material Manipulating Method Using Same |
| 09/15/2011 | US20110220591 Bladed drum for rotary separator system and method |
| 09/15/2011 | US20110220582 Coalescer device and separation method |
| 09/15/2011 | US20110220581 Hydrophobically modified polyamine scale inhibitors |
| 09/14/2011 | EP2364954A1 System and method for electromagnetic treatment of wastewater |
| 09/14/2011 | EP2364760A1 Cleaning equipment for gas scrubber fluid |
| 09/14/2011 | EP2364758A1 Continuous collection method of particle component in aqueous solution and apparatus therefor |
| 09/14/2011 | CN201971882U 用于分离冶金矿浆中硫浮渣的溜槽 For the separation of sulfur metallurgical dross pulp chute |
| 09/14/2011 | CN201969388U 交错栅条反应设备 Staggered fences response equipment |
| 09/14/2011 | CN102187051A System and method for drying drill cuttings |
| 09/14/2011 | CN102179196A Multifunctional agitator tank |
| 09/14/2011 | CN102179153A Method for purifying tail gas of flue gas carbon dioxide collecting system through rotating flow and device thereof |
| 09/14/2011 | CN102179104A Method for reconstructing advection type precipitation pond |
| 09/14/2011 | CN102179077A Device for separating oil-containing silt through high-frequency oscillation |
| 09/14/2011 | CN102179076A Uniform surface water collecting apparatus |
| 09/14/2011 | CN102179075A Over-torque protecting device |
| 09/14/2011 | CN102179074A Flushing device for slag discharge bucket |
| 09/14/2011 | CN102179073A Pump suction type sludge residue external reflux high-efficiency clarification tank |