Patents
Sitemap › C02 - Treatment of water, waste water, sewage, or sludge › C02F - Treatment of water, waste water, sewage, or sludge › C02F 9 - Multistep treatment of water, waste water or sewage
Patents for C02F 9 - Multistep treatment of water, waste water or sewage (41,429)
10/2012
10/24/2012CN102745827A Portable water purifier and filtering device comprised by the same
10/24/2012CN102745806A Biological packing sewage treatment device and method thereof
10/24/2012CN102743919A Sewage purification system and sewer combined maintenance truck
10/24/2012CN102285731B Treatment method and treatment device of sulfuric acid wastewater in production process of polyphenylene terephthalamide fibers
10/24/2012CN102267782B Integrated reactor and method for removing ammonia nitrogen from drinking water
10/24/2012CN102249489B Wastewater treatment device and wastewater treatment method using same
10/24/2012CN102183910B Method for detecting specific oxygen utilization rate of activated sludge microorganism online based on frequency control
10/24/2012CN102173536B High-efficiency short-range nitration method
10/24/2012CN102115295B Electroplating waste water high-efficiency combined biochemical treatment technique
10/24/2012CN102115282B Method for recycling copper smelting wastewater
10/24/2012CN101987764B Method and treatment device for purifying water of micro polluted water source
10/24/2012CN101948217B Comprehensive treatment method of waste liquid containing acrylic resin
10/24/2012CN101921044B Two-stage anaerobic-tower type filter chamber livestock/poultry wastewater treatment system and treatment process
10/24/2012CN101880110B Denitrifying dephosphorization device and method of A2/O-biological aerated filter (BAF)
10/24/2012CN101857324B Reverse osmosis and ultrafiltration parallel rural drinking water processing device
10/24/2012CN101830572B Water treatment apparatus
10/24/2012CN101723541B Advanced treatment method for wastewater produced by synthetic rubber
10/24/2012CN101070215B Electroplating waste-water reutilizing process
10/23/2012US8293102 Treatment of stimulating fluid
10/23/2012DE202012006736U1 Vorrichtung für eine Elektrolyse / Elektro-Koagulation zur kontinuierlichen Behandlung von Prozess- und Abwasser zur Dekontamination von Inhaltsstoffen Apparatus for electrolysis / electric coagulation for continuous treatment of process water and wastewater decontamination of ingredients
10/23/2012CA2538684C Mechanical flotation device for reduction of oil, alkalinity and undesirable gases
10/18/2012US20120261338 Methods and apparatus for struvite recovery using upstream phosphate injection
10/18/2012US20120261337 System and method for wastewater treatment
10/18/2012US20120261334 Methods and apparatus for struvite recovery using upstream co2 injection
10/18/2012DE102011017455A1 Purifying water of a water reservoir having drinking water supply system, useful for boats, ships or motorhomes, comprises conducting water from water reservoir in a conduit, passing UV reactor and treating the water with UV light
10/18/2012DE102011016826A1 Anlage und Verfahren zur Phosphorrückgewinnung aus Abwasser System and method for phosphorus recovery from wastewater
10/18/2012DE102011007292A1 Device useful for desalination of raw water, preferably sea water, comprises preheater, into which raw water is introduced, a solar collector field, first condenser, a spherical condenser and fireplace, into which process air is supplied
10/18/2012CA2833161A1 System and method for wastewater treatment
10/18/2012CA2833012A1 Method of recovering oil or gas and treating the resulting produced water
10/17/2012EP2511239A1 Method for treating water to be treated by clarification including adsorbing a portion of clarified water and clarifying a mix of adsorbed clarified water and water to be treated
10/17/2012EP2510103A2 Method for accumulation of polyhydroxyalkanoates in biomass with on-line monitoring for feed rate control and process termination
10/17/2012CN202492439U Multistage anaerobic-anoxia-aerobic bioreaction tank
10/17/2012CN202492438U Municipal sewage disposal system not prone to blocking
10/17/2012CN202492437U Aquaculture wastewater treatment system
10/17/2012CN202492436U Segmented water-inflowing moving bed biofilm reactor (MBBR) denitriding phosphorus removal device
10/17/2012CN202492435U Recycling and treating device of wastewater from chemical industry
10/17/2012CN202492434U Micro-pollution raw water purification system
10/17/2012CN202492433U Cocking wastewater treating and recycling device
10/17/2012CN202492432U Device for denitrification by SBR combined with anaerobic ammoxidation of landfill leachate
10/17/2012CN202492431U Water activator
10/17/2012CN202492430U Water deep purification and activating treatment equipment
10/17/2012CN202492429U Energy-saving optical power supply seawater purification device
10/17/2012CN202492428U Aftertreatment system in purified water treatment
10/17/2012CN202492427U Electronickelling wastewater reuse processing system
10/17/2012CN202492426U Movable type clear water skid-mounted reinjection water processing system
10/17/2012CN202492425U Oil-water separator
10/17/2012CN202492424U Reverse osmosis system for purified water treatment
10/17/2012CN202492423U Disposal recovery device of chrome-containing liquid waste
10/17/2012CN202492422U Waste water treatment device
10/17/2012CN202492421U Integrated water purification device
10/17/2012CN202492420U Sewage treatment equipment
10/17/2012CN202492419U Organic wastewater treatment system
10/17/2012CN202492418U Oil-water separator for collecting recycled cooking oil
10/17/2012CN202492417U Purification water treatment pretreatment system
10/17/2012CN202492416U Functional water purification kettle
10/17/2012CN202492415U Efficient full-automatic oil-water separation system
10/17/2012CN202492414U Layout structure of sewage recycling system
10/17/2012CN202489091U Circulating water purifier for fish tank
10/17/2012CN102732257A Low acidic solid water and production technology thereof
10/17/2012CN102732256A A solid water and production technology thereof
10/17/2012CN102730916A Treatment process of in-depth dehydration and resource utilization for sludge
10/17/2012CN102730915A Dispersive sewage multilayer soil ecological treatment device and method
10/17/2012CN102730914A Method for processing livestock breeding wastewater by using anoxic membrane bioreactor
10/17/2012CN102730913A Process for treating intermediate-temperate high-concentration high-suspended matter organic wastewater
10/17/2012CN102730912A Integrated sewage-sludge treatment method
10/17/2012CN102730911A Method for degrading phenol in wastewater
10/17/2012CN102730910A Method for inhibiting expansion of anaerobic active sludge
10/17/2012CN102730909A Preparation method of seawater for field shellfish unicellular alga culture
10/17/2012CN102730908A Soil capillary percolation water processing system
10/17/2012CN102730907A Deep treatment method for printing and dyeing industry production waste water
10/17/2012CN102730906A Combined apparatus for advanced treatment of high concentration organic waste water
10/17/2012CN102730905A Method for improving ammonia-nitrogen-removing effect of active sludge
10/17/2012CN102730904A Biological treatment method for oil extraction waste water with high polymer concentration
10/17/2012CN102730903A Processing device of drained water with organic matters
10/17/2012CN102730902A Processing device for organically dewatering
10/17/2012CN102730901A Processing method and processing device of drained water with organic matters
10/17/2012CN102730900A Village and town wastewater infiltration combined processing unit
10/17/2012CN102730899A Plant landscape-type sewage ecological treatment technology
10/17/2012CN102730898A Community domestic sewage treatment technology
10/17/2012CN102730897A Technology for treating and recovering sewage obtained by crushed coal pressure gasification
10/17/2012CN102730896A Salt-containing sewage processing method
10/17/2012CN102730895A Household hydrogen-rich water production device
10/17/2012CN102730894A Method for treating waste alkaline liquor produced in butanol and octanol production device
10/17/2012CN102730893A Waste water microwave photocatalytic degradation processing unit for preventing membrane separation component from thermal etching damage
10/17/2012CN102730892A Method for cyclically utilizing nitric acid in wet process of surface treatment
10/17/2012CN102730891A System for cyclically utilizing nitric acid in wet process of surface treatment
10/17/2012CN102730890A High-concentration phosphorus-containing and fluorine-containing sewage treatment device
10/17/2012CN102730889A Method for treating aromatic nitro compound containing wastewater by in-situ complexing catalytic oxidation
10/17/2012CN102730888A High hardness and high turbidity industry wastewater treatment method
10/17/2012CN102730887A Method for cyclically utilizing copper in washing liquid in chemical copper preparing process of surface treatment
10/17/2012CN102730886A River way water purification and water resource supply system as well as working method thereof
10/17/2012CN102730885A Efficient flocculent precipitate purification method for polymetallic ore benefication wastewater
10/17/2012CN102730884A Passivation waste liquor recycling device for electrolytic manganese industry and processing method of passivation waste liquor recycling device
10/17/2012CN102730883A Device and method for processing seawater and removing phosphorous by wastewater crystal
10/17/2012CN102730882A Wastewater treatment process for rosin production
10/17/2012CN102730881A Advanced treatment process for biochemical effluent in centralized sewage treatment plant
10/17/2012CN102730880A Method for treating arsenic-containing wastewater with high acidity from zinc smelting
10/17/2012CN102730879A Continuous preparation method of refined brine
10/17/2012CN102730878A Sustainable method and system for treating water bodies affected by bacteria and microalgae at low cost
10/17/2012CN102730877A Technology and device for treating mixed waste water produced by cold-rolling pickling of stainless steel and carbon steel
1 ... 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 ... 415