|
Match
|
Document |
Document Title |
|
|
7618540 |
Flocculant for separating and flocculating oil and water
A flocculant for separating and flocculating oily components and water components is provided so that no sludge is produced when the oily components and the water components contained in the...
|
|
|
7618538 |
Procedure for elimination of boron from sea-water by reverse osmosis membranes
The present invention relates to a procedure for elimination of boron from sea-water by reverse osmosis membranes characterized in that it comprises:
adding to sea-water a composition...
|
|
|
7591952 |
Water treatment mixture and methods and system for use
A product and apparatus for cleaning water or industrial and sewage waste water includes a mixture of diatomite that is heated and stirred to impart an enhanced negative electrical charge to the...
|
|
|
7563302 |
Apparatus and method for manure reclamation
An improved system for processing a liquid manure and producing organic fertilizer includes equipment for separating various components of the liquid manure having different nitrogen to phosphorous...
|
|
|
7517456 |
Method for treating landfill leachate
Methods for treating landfill leachate taught herein comprise: (a) coagulatively settling leachate; (b) filtering the resultant supernatant liquid through multistage cartridges; (c) filtering the...
|
|
|
7514006 |
Field water purification system
A lightweight water treatment system which can be easily distributed and employed by disaster survivors for treating locally available water sources. The lightweight water treatment system includes...
|
|
|
7510652 |
Filter and system apparatus for removing sulfur-containing compounds from liquid fuels
A fuel filter for removing fuel impurities, particularly thiophenes, includes a hollow housing having a filter element therein. The filter element includes a substrate, which may include a nonwoven...
|
|
|
7491337 |
Method and apparatus for removing contaminants from water
A method and apparatus is provided for the purification of water, in particular to the removal of surfactants and optionally organic, inorganic and/or biological contaminants from water using...
|
|
|
7481938 |
Metal compound removal
The present invention relates to a process for separating at least one metal compound and/or a component thereof from a mixture, said process comprising contacting the said mixture with a...
|
|
|
7445718 |
Removal of arsenic from drinking and process water
A method of removing arsenic and heavy metals from water using metal salt hydroxidegels is provided. The arsenic present in water is adsorbed onto the hydroxide-gels which can effectively be...
|
|
|
7413681 |
Process to dewater a soot water slurry obtained in a gasification process
A process for partial oxidation of a hydrocarbon gas or liquid, involving the steps of partial oxidation and removal of soot by forming a slurry having water and carbon from the gaseous oxidation...
|
|
|
7354733 |
Method for sorting and separating living cells
We disclose methods of sorting or separating mixtures of living cells (e.g., eukaryotic, prokaryotic, mammalian, pathogenic, bacterial, viral, etc.). We perform our methods by activating...
|
|
|
7338604 |
Process for recycling paint flush solution
A process for removing solids from a water-based flush solution, The process includes: providing dirty flush solution; directing the dirty flush solution to a treatment vessel; adding one or more...
|
|
|
7316782 |
Filter apparatus for removing sulfur-containing compounds from liquid fuels, and methods of using same
A fuel filter for removing fuel impurities, particularly thiophenes, includes a hollow housing having a filter element therein. The filter element includes a substrate, which may include a nonwoven...
|
|
|
7306739 |
Potato wastewater treatment method using a starch-complexing emulsifier
A method comprising treating a potato wastewater stream containing suspended free starch particles with a potato starch-complexing emulsifier to form agglomerated starch particle-emulsifier...
|
|
|
7294268 |
Metal containing waste water treatment method and metal containing waste water treatment equipment
This metal containing waste water treatment method introduces a metal containing waste water from above into a submerged membrane separation tank 1 in which a reaction section 2 , a submerged...
|
|
|
7288199 |
Ceramic filter and method for purifying water
A ceramic filter is provided including a substrate, a separation layer comprising titania and having an average pore size in a range of 0.08 to 1 μm and a thickness in a range of 5 to 20 μm, and...
|
|
|
7252843 |
Composition for cleaning contained bodies of water
A composition and method for cleaning, sanitizing and maintaining contained bodies of water such as swimming pools, wading pools, fountains, ornamental ponds, etc. The composition includes...
|
|
|
7244596 |
Separation of biomass from lactic-acid containing fermentation products by means of flocculation
The present invention is in the field of the preparation of lactic acid by means of fermentation, more particularly it is directed to processes to separate the biomass from the lactic...
|
|
|
7244364 |
FCC-CFD cat' fine desalting: a method and system for separating hydrocarbons and extracting catalyst fines from a slurry oil/catalyst fines/diluent mixture
The present invention comprises a method for separating hydrocarbons from catalyst fines in a slurry oil/catalyst fines/diluent mixture (SCDM) comprising the steps of removing SCDM from a slurry...
|
|
|
7208555 |
Process for preparing polyvinylidene fluoride copolymer
The present invention provides a polyvinylidene fluoride copolymer capable of forming a uniform film, a solution of the copolymer and a thin film comprising the polyvinylidene fluoride copolymer....
|
|
|
7201856 |
Water treatment compositions
Compositions, methods and kits for purifying and clarifying and/or nutrifying contaminated drinking water and which comprise a primary coagulant material, a microbiocidal disinfectant and an...
|
|
|
7198722 |
Process for pre-treating and desalinating sea water
Water containing dissolved salts, such as calcium sulfate, calcium chloride, magnesium sulfate, magnesium chloride, sodium carbonate, sodium chloride, sodium sulfate, calcium bicarbonate, and...
|
|
|
7089681 |
Method and apparatus for filtering and drying a product
The present invention relates to a method and apparatus for filtering and drying a product. In a preferred embodiment, the apparatus comprises a container having a plurality of porous walls and a...
|
|
|
7070747 |
Process of eluting and recovering phosphorus from sludge
In a process of eluting phosphorus from sludge into a liquid phase and recovering the phosphorus efficiently, cell walls of microorganisms in the sludge are ruptured by a process selected from...
|
|
|
7048852 |
Method and apparatus for treating water or wastewater to reduce organic and hardness contamination
A method of treating liquid including mixing coagulant with the liquid, introducing mixed coagulant and liquid into a primary reaction zone, containing an agitator, of a reactor which is...
|
|
|
6982036 |
Chemically enhanced primary sludge fermentation method
A method of treating wastewater to increase effluent volatile fatty acid content consisting of providing wastewater to a primary treatment vessel and adding a select quantity of a chemical,...
|
|
|
6974544 |
Membrane filtration
A method for membrane filtration of effluent water containing suspended matter reduces membrane clogging and improves filtration capacity of the membrane. The method includes adding a dose of a...
|
|
|
6926465 |
Remediation system
A remediation system comprises a primary scalping screen, a primary pump and sump, a large diameter maximum density separator with flocculant injection ring, a secondary pump and sump, a small...
|
|
|
6923917 |
Phosporous removal from animal waste
The subject invention is related to a method for removing bio-available phosphorus from animal waste and soil using an industrial byproduct from a metal manufacturing process. The byproduct is used...
|
|
|
6916422 |
Self-adaptive method for regulating an effluent treating plant, in particular for waste water
The invention concerns a method for regulating a wastewater or sludge treating plant. Ponds and cells provided with aerating means are used for eliminating carbonaceous, nitrogenous, and phosphate...
|
|
|
6902674 |
Treating method for coating material waste water
Provided is an efficient treating method for coating material waste water which meets a change in a concentration of contaminants contained in waste water and a change in a treating amount by...
|
|
|
6893567 |
Wastewater treatment system
Wastewater treatment systems and processes for: removal of solids, pathogens, nitrogen, and phosphorus from municipal and agricultural wastewater include nitrification of wastewater and increasing...
|
|
|
6858093 |
Method for paint detackification using compositions containing chitosan
A composition and method for treating oversprayed paints in paint spray booths is provided. The composition includes an aqueous solution of a compound such as chitosan, and a complex metal salt,...
|
|
|
6827860 |
Method for eliminating nickel ions and lead ions from ferrous salt solutions
Nickel and lead ions are eliminated from an acidic concentrated iron(II) salt solution by adding an alkali sulfide and precipitating nickel and lead sulphides.
|
|
|
6824692 |
Installation for measuring concentration in dense granular material of a flow and water treatment system comprising same
The invention concerns an installation for measuring the concentration in dense granular material in a flow comprising a liquid, a dense granular material and suspended fine particles. The...
|
|
|
6821384 |
Process for the treatment of fly ash, using hydrochloric acid
The invention relates to a process for the treatment of fly ash accumulating in the electro-filter of the soda recovery unit in a sulfate cellulose mill, the ash containing primarily Na sulfate, Na...
|
|
|
6811704 |
Method for anion removal by forming chemical precipitation under an electric field and continuous process for anion removal
The present disclosure relates to a method for removing anions such as nitrate ion, sulfate ion, chloride ion, and phosphate ion existing in underground water, surface water or waste water. The...
|
|
|
6805802 |
De-watering process
Process muds are de-watered by the addition of high clay alumina. The clay is mixed with plant sludges or muds so as to cause flocculation of the solid particles, and separating the water from the...
|
|
|
6767463 |
Method for minimizing the new water use in the water circulation system of a treatment plant
A system and method for minimizing new water use in the water circulation system of a treatment plant in which the matter to be treated is purified and/or disaggregated using water in a treatment...
|
|
|
6733672 |
System and method for the treatment of soot-laden water
A system and method for treatment of soot-laden waste water is disclosed. The method comprises the steps of separating the soot from the waste water initially in a clarifier. The concentrated soot...
|
|
|
6712977 |
Liquid clarification method and apparatus
A clarification apparatus for liquid, characterized in that it has a first filtration layer ( 3 ) and a second filtration layer ( 4 ) and, arranged between the layers, an absorbing agent ( 5 )...
|
|
|
6702946 |
Aqueous dispersions
Aqueous dispersions of cationic water-soluble polymers are provided, as well as processes for making and methods of using the same.
|
|
|
6692641 |
Algal and nutrient control method for a body of water
A system to control nutrients, suspended algae, and filamentous algae in lakes, ponds, and estuaries includes a structure for containing macrophytic vegetation. One embodiment segregates a column...
|
|
|
6682655 |
Concrete recovery system
A method for recovering usable material from waste concrete is herein described. Specifically, waste concrete is mixed with water containing hydration stabilization admixtures, forming an aggregate...
|
|
|
6652758 |
Simultaneous ammonia and fluoride treatment for wastewater
An improved method of treating wastewater to remove ammonia and fluoride is provided. The method comprises the steps of chemical destruction of ammonia with an oxidizing agent, followed by...
|
|
|
6627085 |
Treatment of brine to remove metals and silicon therefrom
Disclosed is a process for reducing the amount of silicon in brine. More specifically the silicon content of the brine is reduced to 1 ppm or less by using low caustic excess. The disclosed process...
|
|
|
6607671 |
Reactor and solids settler for grey water treatment
The present invention involves an improved integrated reactor and solids settler system for solids removal from a water stream. The integration of the rapid mix reactor and the solids settler of...
|
|
|
6589427 |
Process for treatment of mixture of spent wash from distillery and black liquor from pulp and paper industry
This invention relates to a process for treating an effluent comprising a mixture of spent wash and black liquor, said process comprising mixing the effluent with a flocculating agent consisting of...
|
|
|
6576594 |
Water treatment process
A method of controlling algae in a municipal water plant including the step of adding an algicide-flocculant solution including 25-50 wt % acidic flocculent, 0-10 wt % polymer flocculant aid, an...
|