| ReturnTo Theme-Group-Choice | Onelevelup |
| 4D015 | Separation of suspended particles by flocculating agents | |
| B01D21/01 ,101-21/01,111;C02F1/52-1/56@Z | ||
| B01D21/01,101-21/01,111;C02F1/52-1/56@Z | BA | BA00 CHARACTERISTIC PLACES OF FLOCCULANTS, FLOCCULATION AND SEPARATION TREATMENT, OR THE LIKE |
BA01 | BA02 | BA03 | BA04 | BA05 | BA06 | BA08 | BA09 | BA10 | |
| . Characterized by individual components of flocculants (BA15-BB17 take precedence) | . . Characteristic chemical structures of components of flocculants | . . . Inorganic compounds | . . . . Compounds of aluminum or iron | . . . Synthetic organic polymers | . . . . Polyacryl type | . . Characterized by physical properties of components of flocculants(FW)(Imparted also to BA02-BA06) | . . . Characterized by molecular weight, viscosity(FW)(Imparted also to BA02-BA06) | . . Characterized by manufacturing method of components of flocculants | ||||
| BA11 | BA12 | BA15 | BA16 | BA17 | BA19 | |||||||
| . Characterized by combinations of components of flocculant compositions (mixtures) | . Characterized by combined uses and combinations at flocculant addition time (Compositions is imparted to BA11) | . Regenerating and using flocculants | . Characterized by solution preparation means, solidification means of flocculants | . Characterized by forms of flocculants. (Excluding mere solutions and solids) | . Treatment objects being specified | |||||||
| BA21 | BA22 | BA23 | BA24 | BA25 | BA26 | BA28 | BA29 | |||||
| . Characterized by operation processes of flocculation treatment | . Characterized by the first operation processes of separation treatment after flocculation | . Characterized by unit operation processes different from flocculation and separation treatment | . Characterized by multistage treatment | . . Returning flocculation separation substances, and flocculation flocks (BA15 takes precedence) | . . Flocculant addition + non-flocculation treatment (separation or the like) + flocculant addition | . Characterized by structures of apparatuses | . . Characterized by the first apparatuses of separation treatment after flocculation | |||||
| BB | BB00 PRESENCE OR ABSENCE OF USES OF FLOCCULANTS, PRESENCE OR ABSENCE OF COMBINED USES |
BB01 | BB02 | BB05 | BB06 | BB08 | BB09 | |||||
| . Not using flocculants (imparting FA) | . . Flocculation by heat, acids or alkalis (imparting EA) | . Independent addition of flocculants | . . Independent addition of compositions for flocculation (Imparted also to BB11-BB19) | . Addition of plural flocculants (simultaneous addition or the like) | . . Successive addition (agitation, temperature, pH adjustment being allowed) | |||||||
| BB11 | BB12 | BB13 | BB14 | BB16 | BB17 | BB18 | BB19 | |||||
| . Combined uses of flocculants (Imparting to this F-term in imparting BB06-BB09) | . . Inorganic compounds and organic polymers | . . . Uses of plural inorganic compounds | . . . Uses of plural organic polymers | . . Inorganic compounds and inorganic compounds (BB13 takes precedence) | . . Organic polymers and organic polymers (BB14 takes precedence) | . . Containing organic low molecules | . . Combined uses of the same kind ionic properties; Combined uses of the same flocculant | |||||
| CA | CA00 TREATMENT OBJECTS |
CA01 | CA02 | CA03 | CA04 | CA05 | CA06 | CA07 | CA08 | CA09 | CA10 | |
| . Organic-containing waste water (CA02-CA09 takes precedence); Domestic waste water | . Waste water after biological treatment (Priority over CA01 and CA03-CA09) | . Raw sewage | . Food treatment waste water (starch waste water or the like) | . Paper, pulp waste water (including for papermaking) | . Oil-containing waste water | . Surfactant-containing waste water | . Synthetic polymer-containing waste water; Paint waste water ( polyvinyl acetate or the like) | . Dye waste water, colored waste water (chromaticity components or the like) | . Earth and sand-containing waste water (dredge water or the like) | |||
| CA11 | CA12 | CA14 | CA17 | CA18 | CA20 | |||||||
| . Sludge (Raw sewage CA03) (red mud or the like)(FW) | . . Biological treatment sludge (excess sludge or the like); Organic sludge | . For water (for waterworks, river water, industrial water, or the like) | . Heavy metal-containing waste water; Cyanide-containing waste water; Fluorine-containing waste water | . Phosphorous-containing waste water; COD-containing waste water | . Other specific treatment objects(FW) | |||||||
| DA | DA00 INORGANIC COMPONENTS OF FLOCCULANTS (INORGANIC FLOCCULANTS) |
DA01 | DA02 | DA03 | DA04 | DA05 | DA06 | DA07 | DA08 | DA09 | ||
| . Polyvalent metal compounds (polyvalent metal salts or the like) | . . Aluminum compounds (Only in the superior places) | . . . Halogen atom-containing Al-X | . . . . Basic polyaluminum chlorides PAC | . . . Sulfates (DA03-04 takes precedence) | . . . . Alums; Polyaluminum sulfates | . . . Iron and aluminum being essential (Priority over DA02-DA17) | . . . Aluminates; aluminum oxides | . . . Other specific aluminum compounds | ||||
| DA12 | DA13 | DA15 | DA16 | DA17 | DA19 | |||||||
| . . Iron compounds (DA07 takes precedence)(Only in the superior place) | . . . Halogen atom-containing Fe-X | . . . Sulfates | . . . . Ferric sulfates; Polyferric sulfates | . . . Other specific iron compounds | . . Magnesium compounds Mg | |||||||
| DA22 | DA23 | DA24 | DA25 | DA28 | DA30 | |||||||
| . . Calcium compounds Ca | . . . Calcinated lime CaO | . . . Slaked lime Ca(OH)2 | . . . Calcium carbonates; Calcium sulfates (gypsum) | . . Zinc compounds Zn | . . Other specific polyvalent metal compounds(FW) | |||||||
| DA31 | DA32 | DA33 | DA34 | DA35 | DA36 | DA37 | DA39 | DA40 | ||||
| . Inorganic natural products, and the derivatives(FW) | . . Diatomaceous earth, kaolin, bentonite, clay | . . . Modified products; Extracts | . . Coal, soil, and those extracts | . Active silicic acid, silica, alkali silicates, zeolite | . Fly ashes, burned ashes; Cement | . Magnetic substances | . Acid substances, alkali substances as compositions | . Other specific inorganics(FW) | ||||
| DB | DB00 ORGANIC COMPONENTS OF FLOCCULANTS (ORGANIC FLOCCULANTS) |
DB01 | DB02 | DB03 | DB04 | DB05 | DB07 | DB08 | DB09 | DB10 | ||
| . Synthetic polymer type (polymer flocculants) | . . Polyacrylamide types | . . . Polyacrylamides (only homopolymers) | . . . R of -CONR2 being modified | . . . . R of -CONR2 having nitrogen atoms | . . . Copolymers with monomers other than acrylamides | . . . . Polyacrylamide partial hydrolysates | . . . . Copolymers with monomers other than acryl types | . . . . . Polyacrylamide Hofmann degradation products | ||||
| DB12 | DB13 | DB14 | DB15 | DB16 | DB18 | DB19 | ||||||
| . . Polyacrylic acids, and the salts thereof | . . . Copolymers (DB08 takes precedence) | . . Polyacrylate type | . . . R of -COOR having nitrogen atoms | . . Other specific polyacrylate types | . . Addition polymers other than acryl types (DB02-DB16 take precedence) | . . . Having nitrogen atoms | ||||||
| DB22 | DB23 | DB24 | DB25 | DB26 | DB29 | DB30 | ||||||
| . . Synthetic polymers other than addition polymers | . . . Having nitrogen atoms | . . . . Polyalkylenepolyamines | . . . . Reaction products between amines and epoxies (epihalogen) | . . . . Reaction products between amines and aldehydes | . . Having atoms other than H, C, O, N, S, and halogens(Imparted also to DB02-DB26) | . . Having sulfur atoms | ||||||
| DB31 | DB32 | DB33 | DB34 | DB35 | DB36 | |||||||
| . Organic natural products, the derivatives(FW) | . . Chitosan, chitin, the derivatives | . . Starch, CMC, alginic acid, guar gums, or the like | . . Compounds derived from microorganisms | . . Fiber substances (paper or the like); Water soluble proteins ( gelatin or the like) | . . Lignin, the derivatives | |||||||
| DB41 | DB42 | DB43 | DB44 | DB45 | DB46 | DB47 | ||||||
| . Organic low molecules(FW) | . . Surfactants | . . . Anionic surfactants | . . . Cationic surfactants | . . . Nonionic, ampholytic surfactants | . . Organic acids (DB43-DB45 take precedence) | . . Having nitrogen atoms (DB43-DB45 take precedence) | ||||||
| DC | DC00 FORMS OF FLOCCULANTS; IONIC PROPERTIES, FUNCTIONAL EXPRESSION OF COMPONENTS OF FLOCCULANTS |
DC01 | DC02 | DC03 | DC04 | DC06 | DC07 | DC08 | DC10 | |||
| . Forms of flocculants | . . Solutions, liquid (DC03 takes precedence) | . . Suspensions, emulsions, acid colloids | . . Solids | . Ionic properties of organic polymer components of flocculants (e.g. Nonionic, ampholytic) | . . Cationic organic polymer components of flocculants | . . Anionic organic polymer components of flocculants | . Components of flocculants being functionally expressed(FW) | |||||
| EA | EA00 FLOCCULATION SEPARATION TREATMENT |
EA01 | EA02 | EA03 | EA04 | EA06 | EA07 | EA08 | EA10 | |||
| . Characterized by treatment flocculation operations, conditions(Others)(FW) | . . Flocculant addition | . . . Controls of flocculant addition | . . . Having numerical value limitation (Composition component percentages is imparted to BA11) | . . Mixing, agitation (agitation speed controls or the like) | . . . Multistage agitation (rapid agitation and slow agitation or the like) | . . . Characterized by agitation means other than agitation blades | . . Temperature adjustment (heating, cooling) | |||||
| EA12 | EA13 | EA14 | EA15 | EA16 | EA17 | EA18 | EA19 | |||||
| . . pH adjustment | . . . Setting in acidic range | . . . Setting in neutral point | . . . Setting in alkaline range | . . . Adjusting pH before adding flocculants | . . . Adjusting pH after adding flocculants | . . . Characterized by pH adjusters, neutralizers (Carbonic acid is imparted to EA23) | . . . Controls of pH adjustments | |||||
| EA22 | EA23 | EA24 | ||||||||||
| . . Addition of water, concentration adjustment of waste water ( dilution water or the like) | . . Addition of CO2, carbonic acid | . . Combined uses of oxidation and reduction treatment; Combined uses of electrolytic treatment | ||||||||||
| EA31 | EA32 | EA33 | EA34 | EA35 | EA36 | EA37 | EA39 | EA40 | ||||
| . First separation means after flocculation (FW) | . . Precipitation separation | . . Floatation separation (foam separation) | . . . Oil and water separation by the difference in specific gravity | . . Filtration | . . . Standing type gravity filtration (sand filtration, screens or the like) | . . . Other specific filtration means (membrane separation or the like) | . . Centrifugal separation (centrifugal filtration); Expression (expression filtration) | . . Magnetic separation (utilization of magnetic fields) | ||||
| FA | FA00 TREATMENT SEPARATELY PERFORMED FROM FLOCCULATION SEPARATION TREATMENT |
FA01 | FA02 | FA03 | ||||||||
| . Performing as pretreatment of flocculation separation treatment | . Performing as subsequent stage treatment of flocculation separation treatment | . . Performing as aftertreatment of flocculation separation products (sludge) | ||||||||||
| FA11 | FA12 | FA13 | FA14 | FA15 | FA16 | FA17 | FA19 | |||||
| . Unit operations(Others)(FW) | . . Precipitation separation | . . Floatation separation (foam separation) | . . . Oil and water separation by the difference in specific gravity | . . Filtration | . . . Standing type gravity filtration (sand filtration, screens, or the like) | . . . Other specific filtration means (membrane separation or the like) | . . Centrifugal separation (centrifugal filtration); Expression (expression filtration) | |||||
| FA22 | FA23 | FA24 | FA25 | FA26 | FA28 | FA29 | FA30 | |||||
| . . Adsorption; Ion exchange; Activated carbon treatment | . . Sterilization treatment (including chlorine treatment) | . . Oxidation, reduction treatment | . . Degasification; Aeration (FA13 takes precedence) | . . Biological treatment (excluding biological treatment of CA02 and CA12) | . . pH adjustment, neutralization | . . Temperature adjustment (heating, cooling) (FA30 takes precedence) | . . Evaporation, drying, combustion (incineration) |