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Class Information
Number: 210/170.03
Name: Liquid purification or separation >
Description:










Sub-classes under this class:

Class Number Class Name Patents
210/138 With time control 420
210/141 With program actuator 121
210/143 Automatic control 1,120
210/150 With gas-liquid surface contact means 786
210/153 Structural installation 72
210/173 Comminuting 156
210/175 With heater or heat exchanger 402
210/188 With gas separator 698
210/189 Plural chambers with movement of granules therebetween 181
210/190 With external supply means for regenerating medium, e.g., water softening system 113
210/192 With preliminary chemical manufacture 590
210/193 With precoat adding or applying means 140
210/194 Recirculation 445
210/198.1 With means to add treating material 754
210/222 Magnetic 1,017
210/224 Sectional chamber press type 67
210/232 With repair or assembling means 2,127
210/239 Convertible 54
210/241 With movable support 454
210/243 Electrical insulating or electricity discharging 493
210/244 Portable receptacle with hood or closure 111
210/247 Filtrate splash plate and/or deflector 94
210/248 With drip, overflow or content draining feature 379
210/249 Bracket or leg support for static separator assembly 157
210/251 Combined 259
210/252 Serially connected distinct treating with or without storage units 389
210/263 Particulate material type separator, e.g., ion exchange or sand bed 273
210/294 Diverse distinct separators 95
210/321.6 Casing divided by membrane into sections having inlet(s) and/or outlet(s) 599
210/322 Plural distinct separators 92
210/348 Filter 143
210/511 Liquid as separating medium 269
210/512.1 Tangential flow or centrifugal fluid action 1,025
210/513 Gravitational separator 224
210/541 Adjuncts 294
210/542 Miscellaneous 112
210/600 Processes 115
210/85 With alarm, indicator, register, recorder, signal or inspection means 777
210/900 Ultra pure water (e.g., conductivity water) 148
210/901 Specified land fill feature (e.g., prevention of ground water fouling) 92
210/902 Materials removed 44
210/918 Miscellaneous specific techniques 27
210/928 Paper mill waste (e.g., white water, black liquor, etc.) treated 269
210/929 Hemoultrafiltrate volume measurement or control processes 150
210/930 Paint detackifying 88
210/96.1 Constituent mixture variation responsive 737
210/97 Flow, fluid pressure or material level, responsive 582
210/DIG.13 Part flow-full flow 47
210/DIG.17 Twist-on 272
210/DIG.3 Belt alignment 27
210/DIG.5 Coalescer 338
210/DIG.6 Dehydrators 66
210/DIG.7 Drier blocks 12
210/DIG.8 Fat fryer 117
210/DIG.9 Floating cover 24


Patents under this class:

Patent Number Title Of Patent Date Issued
8679327 Bioretention box Mar. 25, 2014
8679329 Filter system for positioning within a storm water sewer Mar. 25, 2014
8663466 Flow baffle installation methods and apparatus Mar. 4, 2014
8656947 Self-evacuating vertical downspout adapter Feb. 25, 2014
8646218 Roof gutter cover with variable aperture size Feb. 11, 2014
8623204 Stormwater gully Jan. 7, 2014
8623203 Stormwater treatment system Jan. 7, 2014
8608956 Curb inlet catch basin filtration apparatus Dec. 17, 2013
8608958 Flowing water splitting apparatus, flowing water splitting method and sewage system Dec. 17, 2013
8591732 Apparatus to separate light fluids, heavy fluids, and/or sediment from a fluid stream Nov. 26, 2013
8591729 Storm drain with water trap Nov. 26, 2013
8590564 Integrated bulk fluids management system Nov. 26, 2013
8561633 Steel-reinforced HDPE rain harvesting system Oct. 22, 2013
8555586 Structural modules with absorbent elements for drainage and irrigation Oct. 15, 2013
8545696 Sediment and detention basin drainage system and method Oct. 1, 2013
8545697 Water-dissolvable device for treatment of waste material Oct. 1, 2013
8535533 Bioretention system with high internal high flow bypass Sep. 17, 2013
8535523 Fluid flow control and debris intercepting apparatus Sep. 17, 2013
8517047 Rainwater regulating system Aug. 27, 2013
8512555 Filter assembly, system and method Aug. 20, 2013
8512556 Water resistant hatch and hood Aug. 20, 2013
8501016 Storm water pretreatment chamber Aug. 6, 2013
8500996 Self sustaining vegetated roof for harvesting and recycling rain water Aug. 6, 2013
8496810 Rainwater collection, storage, and distribution system Jul. 30, 2013
8496814 Partitioned separator water treatment system with upflow filter Jul. 30, 2013
8491797 Pivoting panel, pylon and inflow gap for stormwater screen system Jul. 23, 2013
8480887 Stormwater gully Jul. 9, 2013
8475655 Filter insert for curb inlet drain Jul. 2, 2013
8475654 Downspout drain connection and filter Jul. 2, 2013
8459900 Vortex flow type water surface control device for draining device Jun. 11, 2013
8438731 Method of using step flange catch basin adaptor May. 14, 2013
8397746 System for harvesting rainwater Mar. 19, 2013
8388835 Removably engageable storm drain inlet screen Mar. 5, 2013
8366923 Telescoping post supports and sliding lid systems for filter baskets Feb. 5, 2013
8360100 Integrated bulk fluids management system Jan. 29, 2013
8354021 System of water collecting, cleaning, and storing Jan. 15, 2013
8341891 Stackable rain gutter filter adapted for tooless installation Jan. 1, 2013
8343340 Flowing water splitting apparatus, flowing water splitting method and sewage system Jan. 1, 2013
8343357 Street curb inlet protection Jan. 1, 2013
8337694 Drain screen assembly Dec. 25, 2012
8333895 Water treatment pond, system and method of use Dec. 18, 2012
8333885 Stormwater filtration system and method with pretreatment capability Dec. 18, 2012
8323485 Storm water filter systems Dec. 4, 2012
8318015 Stormwater filtration systems Nov. 27, 2012
8303816 Wetland biofilter chamber with peripheral catch basin and method of use thereof Nov. 6, 2012
8287726 Filter for removing sediment from water Oct. 16, 2012
8287728 Elevated swale for treatment of contaminated stormwater Oct. 16, 2012
8256995 Aboveground modular, permeable reactive barrier system for liquid runoff treatment Sep. 4, 2012
8231780 Floating skimmer and filter apparatus Jul. 31, 2012
8221618 Filter for removing sediment from water Jul. 17, 2012











 
 
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