ClassID:

86211

C02F1/32 - page 6 - CPC Classification

Classification description:

Treatment of water, waste water, or sewage by irradiation with ultra-violet light

Recent Application in this class:
#1501
20070158276
2007-07-12

Method and Apparatus for Sequenced Batch Advanced Oxidation Wastewater Treatment

#1502
20070158273
2007-07-12

Device and process for treating a liquid medium

#1503
20070151929
2007-07-05

Water purification device

#1504
20070144974
2007-06-28

Method of reducing trace organic matter in ultrapure water and system therefor

#1505
20070138107
2007-06-21

Method for photolyzing organic matter and method for treating wastewater

#1506
20070131598
2007-06-14

Methods and apparatuses for filtering water

#1507
20070129259
2007-06-07

Hydrocarbon industry servicing fluid and methods of performing service operations

#1508
20070125719
2007-06-07

System and method of reducing organic contaminants in feed water

#1509
20070125718
2007-06-07

Irradiation system and methods of treating fluids in hydrocarbon industry applications

#1510
20070125717
2007-06-07

Method and system for biologic decontamination of a vessel's ballast water

#1511
20070125713
2007-06-07

Water purifier with UV and adsorbent

#1512
20070125692
2007-06-07

Point-of-use water treatment system

#1513
20070125230
2007-06-07

Air purification apparatus and method

#1514
20070120368
2007-05-31

Self-powered miniature liquid treatment system with configurable hydropower generator

#1515
20070119785
2007-05-31

Metal mediated aeration for water and wastewater purification

#1516
20070119768
2007-05-31

Water treatment assembly

#1517
20070119762
2007-05-31

Filtration device

#1518
20070119759
2007-05-31

Water treatment system

#1519
20070119758
2007-05-31

Control method and apparatus for a water treatment system

#1520
20070114182
2007-05-24

Wastewater treatment system for a marine vessel

#1521
20070108131
2007-05-17

Method for purification of contaminated water

#1522
20070108056
2007-05-17

Electrochemical ion exchange treatment of fluids

#1523
20070102359
2007-05-10

Treating produced waters

#1524
20070095647
2007-05-03

Method and apparatus for producing reactive oxidizing species

#1525
20070085487
2007-04-19

Inductively coupled ballast circuit

#1526
20070084793
2007-04-19

Method and apparatus for producing ultra-high purity water

#1527
20070082594
2007-04-12

Water reuse in food processing

#1528
20070075006
2007-04-05

Apparatus for supplying drinking water

#1529
20070068879
2007-03-29

Dual-train wastewater reclamation and treatment system

#1530
20070065351
2007-03-22

Transfer apparatus and system, and uses thereof

#1531
20070062883
2007-03-22

Deodorization of livestock waste using ozone

#1532
20070062867
2007-03-22

Water filtration and recycling for fabrication equipment

#1533
20070062801
2007-03-22

Treatment of fluids with wave energy from a carbon arc

#1534
20070048174
2007-03-01

Modular ultraviolet sterilizer

#1535
20070045183
2007-03-01

Purified water reclamation process

#1536
20070045159
2007-03-01

Water purifying system with removable storage tank

#1537
20070039861
2007-02-22

Filtering device

#1538
20070039814
2007-02-22

Solar photocatalysis using transition-metal oxides combining dand delectron configurations

#1539
20070039355
2007-02-22

Method for forming fine water molecules and apparatus for forming fine water molecules by using the same

#1540
20070039345
2007-02-22

Portable, potable water recovery and dispensing apparatus

#1541
20070029260
2007-02-08

System and method of slurry treatment

#1542
20070022789
2007-02-01

Dishwasher with a water preparation system

#1543
20070007121
2007-01-11

Photochemical transformation of metallic and non-metallic ions in an aqueous environment

#1544
20070006787
2007-01-11

Wastewater ballast system and method

#1545
20070000844
2007-01-04

Devices and processes for use in ultrasound treatment

#1546
20070000835
2007-01-04

Wastewater treatment

#1547
20060292236
2006-12-28

Processed water and therapeutic uses thereof

#1548
20060289362
2006-12-28

Water treatment method and water treatment apparatus

#1549
20060288709
2006-12-28

Thermoelectric, high-efficiency, water generating device

#1550
20060283787
2006-12-21

Integrated Advanced Simultaneous Oxidation Process (ASOP) to Defeat Chemical, Biological, and Radiological Agents in Aqueous and/or other Fluid Solutions

#1551
20060280647
2006-12-14

Filter assembly for a reprocessor

#1552
20060278255
2006-12-14

Method and unit for cleaning pieces contaminated with organic matter

#1553
20060276740
2006-12-07

Processed water and therapeutic uses thereof

#1554
20060275488
2006-12-07

Processed water and therapeutic uses thereof

#1555
20060275474
2006-12-07

System for preparing oxygenated water with a stable negative oxidation reduction potential (ORP)

#1556
20060275450
2006-12-07

Processed water and therapeutic uses thereof

#1557
20060275447
2006-12-07

Processed water and therapeutic uses thereof

#1558
20060275431
2006-12-07

Processed water and therapeutic uses thereof

#1559
20060275355
2006-12-07

Processed water and therapeutic uses thereof

#1560
20060275200
2006-12-07

Method for structuring oxygen

#1561
20060275199
2006-12-07

System for producing super-oxygenated and structured water

#1562
20060275198
2006-12-07

Method for generating structure ozone

#1563
20060275189
2006-12-07

Apparatus for generating structured ozone

#1564
20060273476
2006-12-07

Method for oxygenating water

#1565
20060273475
2006-12-07

Cone system and structure thereof to produce super-oxygenated and structured water

#1566
20060273473
2006-12-07

System for super-oxygenating water

#1567
20060273282
2006-12-07

Microstructured water having altered boiling point

#1568
20060273045
2006-12-07

Method of spinning water and oxygen for producing super-oxygenated and structured water

#1569
20060273043
2006-12-07

Method for producing super-oxygenated and structured water

#1570
20060273042
2006-12-07

System for tuning super-oxygenated and structured water to have multiple attributes

#1571
20060273035
2006-12-07

Processed water and therapeutic uses thereof

#1572
20060273034
2006-12-07

Processed water and therapeutic uses thereof

#1573
20060273033
2006-12-07

Processed water and therapeutic uses thereof

#1574
20060273032
2006-12-07

Processed water and therapeutic uses thereof

#1575
20060273031
2006-12-07

Processed water and therapeutic uses thereof

#1576
20060273030
2006-12-07

Method for preparing oxygenated water with a stable negative oxidation reduction potential (ORP)

#1577
20060273029
2006-12-07

Method for super-oxygenating water

#1578
20060273028
2006-12-07

Processed water and therapeutic uses thereof

#1579
20060273027
2006-12-07

Processed water and therapeutic uses thereof

#1580
20060273026
2006-12-07

Processed water and therapeutic uses thereof

#1581
20060273025
2006-12-07

Processed water and therapeutic uses thereof

#1582
20060273024
2006-12-07

Processed water and therapeutic uses thereof

#1583
20060273023
2006-12-07

Processed water and therapeutic uses thereof

#1584
20060273022
2006-12-07

Processed water and therapeutic uses thereof

#1585
20060273021
2006-12-07

Method for tuning super-oxygenated and structured water to have multiple attributes

#1586
20060273020
2006-12-07

Method for tuning water

#1587
20060273019
2006-12-07

Method for tuning water to target certain pathologies in mammals

#1588
20060273018
2006-12-07

Method for making and conditioning super-oxygenated and structured water

#1589
20060273017
2006-12-07

Method for preconditioning water for electrolysis

#1590
20060273016
2006-12-07

Method for preparing water with a stable negative oxidation reduction potential (ORP)

#1591
20060273006
2006-12-07

System for enhancing oxygen

#1592
20060272993
2006-12-07

Water preconditioning system

#1593
20060272992
2006-12-07

System for preparing water with a stable negative oxidation reduction potential (ORP)

#1594
20060272991
2006-12-07

System for tuning water to target certain pathologies in mammals

#1595
20060272990
2006-12-07

Apparatus for tuning water

#1596
20060272989
2006-12-07

System for oxygenating water

#1597
20060272947
2006-12-07

System for making and conditioning super-oxygenated and structured water

#1598
20060270888
2006-11-30

Carbonaceous waste treatment method using ozone

#1599
20060266702
2006-11-30

Vortex liquid purifier

#1600
20060266691
2006-11-30

Intersecting water conducting filter

#1601
20060266690
2006-11-30

Portable water filtration device

#1602
20060264520
2006-11-23

Surface-modified titanium dioxide fine particles and dispersion comprising the same, and method for producing the same

#1603
20060257877
2006-11-16

Method for the validatable inactivation of pathogens in a biological fluid by irradiation

#1604
20060249454
2006-11-09

Portable apparatus for in-transport treatment of waste

#1605
20060243664
2006-11-02

Methods for biological treatment of waste waters

#1606
20060237557
2006-10-26

Modular water vending system and dispenser

#1607
20060231491
2006-10-19

High purity water produced by reverse osmosis

#1608
20060231476
2006-10-19

Portable, refillable water dispenser serving batches of water purified of organic and inorganic pollutants

#1609
20060219613
2006-10-05

Water purification system and method

#1610
20060213825
2006-09-28

MODULAR WATER TREATMENT UNIT

#1611
20060207869
2006-09-21

Water treatment device and method

#1612
20060201891
2006-09-14

Method and system for controlling water system fouling

#1613
20060201890
2006-09-14

Method and system for controlling water system fouling

#1614
20060201162
2006-09-14

Dehumidifying device

#1615
20060191456
2006-08-31

Wastewater ballast system and method

#1616
20060190808
2006-08-24

Methods, systems, and processes for the design and creation of rich-media applications via the Internet

#1617
20060186026
2006-08-24

Compact water purification apparatus

#1618
20060182671
2006-08-17

System for decomposing organic compound

#1619
20060180530
2006-08-17

Methods and apparatuses for filtering water

#1620
20060177555
2006-08-10

Water treatment apparatus

#1621
20060175270
2006-08-10

Compact backwashable water filter system

#1622
20060175263
2006-08-10

Methods and systems for treating wastewater

#1623
20060175254
2006-08-10

Systems and methods for treatment of liquid solutions for use with livestock operations

#1624
20060163174
2006-07-27

System and containers for water filtration and item sanitization

#1625
20060163135
2006-07-27

Apparatus for treating wash water supplied

#1626
20060163132
2006-07-27

Skimmer and filter

#1627
20060159814
2006-07-20

Systems and methods for disinfection

#1628
20060157425
2006-07-20

Methods and systems for treating wastewater using ultraviolet light

#1629
20060157424
2006-07-20

Methods and systems for treating wastewater using ozone activated flotation

#1630
20060144801
2006-07-06

Device and process for treating cutting fluids using ultrasound

#1631
20060144783
2006-07-06

Water ozonation and bioremediation system and associated methods

#1632
20060144771
2006-07-06

Filtering and purifying system

#1633
20060144700
2006-07-06

Apparatus and process for mediated electrochemical oxidation of materials

#1634
20060138057
2006-06-29

Eco-friendly photo-fenton catalyst-immobilized Fe(III) over HY-zeolite

#1635
20060129279
2006-06-15

Mobile emergency filtration system and method

#1636
20060124861
2006-06-15

System for supply of liquid

#1637
20060124860
2006-06-15

Photocatalyst sterilizer

#1638
20060124540
2006-06-15

Integrated hydroponic and wetland wastewater treatment systems and associated methods

#1639
20060118485
2006-06-08

Method of and apparatus for converting biological materials into energy resources

#1640
20060113251
2006-06-01

Disaster response unit

#1641
20060112711
2006-06-01

System to produce drinking water

#1642
20060108910
2006-05-25

Device for generating radiation

#1643
20060108294
2006-05-25

Sewer system

#1644
20060108293
2006-05-25

Method and apparatus for liquid purification

#1645
20060108284
2006-05-25

Carbon filtration process and apparatus for removing PCB's and other compounds from wastewater

#1646
20060108270
2006-05-25

Sewage treatment apparatus and method thereof

#1647
20060101838
2006-05-18

Water condenser

#1648
20060096926
2006-05-11

Method for mercury capture from fluid streams

#1649
20060091083
2006-05-04

Mobile or stationary modular self-contained dehydration toilet, dehydration engine, and gray water recovery system

#1650
20060091077
2006-05-04

Concentrate recycle loop with filtration module

#1651
20060091048
2006-05-04

Water purification system

#1652
20060090996
2006-05-04

Photocatalytic process

#1653
20060086604
2006-04-27

Organism inactivation method and system

#1654
20060081541
2006-04-20

Water treatment processes and devices utilizing hydrodynamic cavitation

#1655
20060076299
2006-04-13

Synthesis of bentonite clay-based iron nanocomposite and its use as a heterogeneous photo fenton catalyst

#1656
20060070959
2006-04-06

Poultry processing water recovery and re-use process

#1657
20060070947
2006-04-06

Method and apparatus for treating water

#1658
20060060233
2006-03-23

Method and a washing system for washing turbines

#1659
20060059922
2006-03-23

Water producing method and apparatus

#1660
20060049091
2006-03-09

Reactive adsorbent for heavy elements

#1661
20060021943
2006-02-02

Urban runoff water treatment methods and systems

#1662
20060021926
2006-02-02

Point-of-use water treatment system

#1663
20060016764
2006-01-26

TOC component removing apparatus and process for removing TOC components

#1664
20060011546
2006-01-19

Portable compact ultra high purity water system via direct processing from city feed water

#1665
20060011526
2006-01-19

Remotely controllable outlet for water treatment system

#1666
20060006119
2006-01-12

Water skimmer

#1667
20060006118
2006-01-12

Method for controlling bacterial growth in process water

#1668
20060006117
2006-01-12

Method and apparatus for purifying water by photo-chemical oxidation

#1669
20060005561
2006-01-12

Condensed water production system

#1670
20050284803
2005-12-29

Water purification apparatus and method of using the same

#1671
20050279711
2005-12-22

Methods and systems for dewatering and gasification

#1672
20050279689
2005-12-22

Water dispenser and filter cartridge for use therein

#1673
20050274669
2005-12-15

Wastewater treatment system

#1674
20050263716
2005-12-01

Fluid treatment system

#1675
20050263458
2005-12-01

Process for removing organics from ultrapure water

#1676
20050263457
2005-12-01

Water treatment process

#1677
20050258112
2005-11-24

Treatment of ballast water

#1678
20050258107
2005-11-24

Metal ion separation from aqueous solutions using photoswitchable ionophores

#1679
20050252532
2005-11-17

Method and system for washing

#1680
20050252255
2005-11-17

Method and system for washing

#1681
20050247631
2005-11-10

Water purification system and method using reverse osmosis reject stream in an electrodeionization unit

#1682
20050247623
2005-11-10

Packaged wastewater treatment unit

#1683
20050247609
2005-11-10

Fluid treatment system

#1684
20050242028
2005-11-03

Process for treating a body of water

#1685
20050238561
2005-10-27

Process for the production of highly organized crystals by means of Sol-Gel methods

#1686
20050236327
2005-10-27

Wastewater treatment

#1687
20050230325
2005-10-20

Methods and apparatuses for filtering water

#1688
20050230307
2005-10-20

Periphyton filtration pre- and post-treatment system and method

#1689
20050227854
2005-10-13

Titanium dioxide photocatalyst containing carbon and method for its production

#1690
20050226761
2005-10-13

Titanium dioxide photocatalyst containing carbon and method for its production

#1691
20050218084
2005-10-06

Enhanced photocatalytic system

#1692
20050218083
2005-10-06

Water purification

#1693
20050218082
2005-10-06

System for predicting reduction in concentration of a target material in a flow of fluid

#1694
20050214613
2005-09-29

Tubular solid oxide fuel cell stack

#1695
20050205408
2005-09-22

Use of windpower to generate both electricity and potable water

#1696
20050203594
2005-09-15

Noninvasive method for site-specific fat reduction

#1697
20050202241
2005-09-15

High surface area ceramic coated fibers

#1698
20050199483
2005-09-15

System and method for the on-demand on-line treatment of water

#1699
20050189770
2005-09-01

Self-powered miniature liquid treatment system with multiple liquid flow paths

#1700
20050189769
2005-09-01

Self-powered miniature liquid treatment system with ultraviolet dosing

#1701
20050178733
2005-08-18

Sub-critical oxidative processes

#1702
20050178708
2005-08-18

Filtration and purification system and method therefor

#1703
20050178649
2005-08-18

Reactor and method for treating fluids by using photocatalysts coupled with phosphorescent solids

#1704
20050167371
2005-08-04

Water filtration and recycling for stone fabrication equipment for exterior and architectural stone

#1705
20050167345
2005-08-04

Management arrangement

#1706
20050163653
2005-07-28

Low level ultraviolet disinfecting system

#1707
20050161949
2005-07-28

Miniature hydro-power generation system

#1708
20050161342
2005-07-28

Mediated electrochemical oxidation process used as a hydrogen fuel generator

#1709
20050155935
2005-07-21

Liquid filtration device

#1710
20050155539
2005-07-21

Wastewater ballast system and method

#1711
20050142674
2005-06-30

Fabrication method of semiconductor integrated circuit device

#1712
20050139552
2005-06-30

Portable, potable water recovery and dispensing apparatus

#1713
20050139530
2005-06-30

Universal water purification system

#1714
20050139486
2005-06-30

Mediated electrochemical oxidation of halogenated hydrocarbon waste materials

#1715
20050133459
2005-06-23

In-home water treatment system

#1716
20050133458
2005-06-23

Perchlorate removal apparatus

#1717
20050133431
2005-06-23

In-home water treatment system

#1718
20050131266
2005-06-16

Carbonaceous waste treatment system and method

#1719
20050131085
2005-06-16

Method of purifying Fischer-Tropsch derived water

#1720
20050127011
2005-06-16

Liquid filtration method embodying superbuoyant filtration particles

#1721
20050126991
2005-06-16

Integrated hydroponic and fixed-film wastewater treatment systems and associated methods

#1722
20050126972
2005-06-16

Module for removing organic compounds from foaming wastewater by oxidation

#1723
20050121398
2005-06-09

System and method for removing organic compounds from waste water by oxidation

#1724
20050116650
2005-06-02

Method of manufacturing a lamp assembly

#1725
20050115880
2005-06-02

Apparatus for biological treatment of waste waters

#1726
20050109710
2005-05-26

Contamination purification system

#1727
20050109709
2005-05-26

Enhanced air and water purification using continuous breakpoint halogenation with free oxygen radicals

#1728
20050109697
2005-05-26

Waste water treatment process

#1729
20050103724
2005-05-19

Water treatment system and method

#1730
20050103723
2005-05-19

Water treatment system and method

#1731
20050098492
2005-05-12

Modular multi-stage water filtration system

#1732
20050095194
2005-05-05

Method for preparing zno nanopowder

#1733
20050092932
2005-05-05

Fluid treatment device

#1734
20050092677
2005-05-05

Water ozonation and bioremediation system and associated methods

#1735
20050087493
2005-04-28

Fabrication method of semiconductor integrated circuit device

#1736
20050082235
2005-04-21

Manually operable water purifying device

#1737
20050078286
2005-04-14

Lithographic apparatus and device manufacturing method

#1738
20050077732
2005-04-14

Self-powered miniature liquid treatment system

#1739
20050077250
2005-04-14

Methods for recovering metals

#1740
20050072742
2005-04-07

Photo-chemical remediation of Cu-CMP waste

#1741
20050072724
2005-04-07

Filtration unit, installation method for a filtration unit and filtration apparatus

#1742
20050072718
2005-04-07

System and device to treat sanitary and municipal wastewater and storm water run-offs

#1743
20050069463
2005-03-31

Fluid disinfection apparatus

#1744
20050061743
2005-03-24

Device and device for treating aqueous liquids in human medical treatment

#1745
20050061737
2005-03-24

Integrated closed loop system for industrial water purification

#1746
20050061736
2005-03-24

Used water treatment system for residences and the like

#1747
20050061656
2005-03-24

Reflective lamp to maximize light delivery to a photoactive catalyst

#1748
20050058886
2005-03-17

Electrochemical apparatus with retractable electrode

#1749
20050056581
2005-03-17

System for recycling washing machine water

#1750
20050051490
2005-03-10

[APPATAUS AND METHOD FOR SIMULATNEOUSLY PROCESSING WASTE OZONE AND DRAINED WATER]

#1751
20050051470
2005-03-10

Water filtration system for food processing line

#1752
20050045565
2005-03-03

Water filtration and recycling for stone fabrication equipment

#1753
20050044991
2005-03-03

Photochemical transformation of metallic and non-metallic ions in an aqueous environment

#1754
20050042743
2005-02-24

Porous UV-emitting semiconductor on porous substrate as sterilizing filter made by filtering suspended semiconductor particles

#1755
20050042129
2005-02-24

Method and apparatus for irradiating fluids

#1756
20050040091
2005-02-24

Apparatus and method for separating and filtering particles and organisms from flowing liquids

#1757
20050039860
2005-02-24

Oil/water separation system

#1758
20050035053
2005-02-17

UV lamp supported filter cartridge

#1759
20050033069
2005-02-10

Process for high shear gas-liquid reactions

#1760
20050029204
2005-02-10

Liquid filtration apparatus embodying super-buoyant filtration particles

#1761
20050025684
2005-02-03

Fluid over-flow/make-up air assembly for reprocessor

#1762
20050025663
2005-02-03

Filter assembly for a reprocessor

#1763
20050023223
2005-02-03

Composite filter and method and apparatus for producing high purity water using the composite filter

#1764
20050017380
2005-01-27

Sanitization system and system components

#1765
20050016934
2005-01-27

Poultry processing water recovery and re-use process

#1766
20050016907
2005-01-27

Electro-optical water sterilizer

#1767
20050016906
2005-01-27

Mobile field electrical supply, water purification system, wash system, water collection, reclamation, and telecommunication apparatus

#1768
20050011743
2005-01-20

Installation used to obtain salt-free sea water at a low temperature with continuous operation and enthalpy recovery

#1769
20050006313
2005-01-13

Device and process for treating cutting fluids using ultrasound

#1770
20050000905
2005-01-06

Multi-stage photo-catalytic oxidation fluid treatment system

#1771
20050000828
2005-01-06

Mediated electrochemical oxidation used for sterilization/disinfection

#1772
19399967
2026-06-02

Alumina-supported polypyrrole modified oxidized graphitic carbon nitride membrane

#1773
19262717
2026-04-28

Nanocomposite for degrading organic contaminants

#1774
19256034
2025-12-09

Cobalt oxide/calcium silicate @graphitic carbon nitride (CoO/CaSiO3@g-C3N4) nanocomposite as a photocatalyst

#1775
19251507
2025-12-09

Particulate crystalline nanocomposite

#1776
19249857
2026-03-24

Zirconium dioxide/calcium silicate/graphitic carbon nitride nanocomposite and method of use as a photocatalyst

#1777
19236767
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Multicomponent nanocomposite material

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Nanocomposite for the immobilization or degradation of pollutants

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19191634
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Brine water desalination system and method of control

#1780
19191551
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Method for controlling desalination system

#1781
19191480
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Desalination method

#1782
19072986
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Photodegradation of contaminants via nanocomposite

#1783
19061684
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Photodegradation of contaminants via a nanocomposite

#1784
19044755
2025-10-28

Fabrication of CaB2O4/Co3(BO3)2/PbO2/Co3O4 nanocomposite material using Pechini sol-gel method

#1785
19015470
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Carboxymethyl cellulose hydrogel loaded with titanium oxide nanoparticles for wastewater treatment

#1786
18975601
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Concentrated solar energy based photocatalytic flash desalination system

#1787
18904871
2025-12-09

Photocatalytic degradation and removal of imidacloprid insecticide using hydrophilic magnetic covalent organic frameworks (COFs)

#1788
18789434
2025-02-18

Water treatment system using reverse osmosis process for high salinity low temperature water

#1789
18756677
2024-11-12

Praseodymium-doped upconversion phosphor

#1790
18466851
2024-04-09

Preparation method and application of tailings-based zeolite@CDs-TiOcomposite photocatalyst

#1791
18376805
2024-10-15

Systems, methods, and apparatus for generating functional hydrogen water

#1792
18218464
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LuO@ZnO nanocomposites for photodegradation of textile wastewater dyes

#1793
18132181
2023-10-24

System and method for wastewater treatment

#1794
17977874
2024-12-31

Systems and methods of intensive recirculating aquaculture

#1795
17678291
2022-10-25

Ultra-fine particle aggregation, neutralization and filtration

#1796
17471610
2022-04-05

Ultra-fine particle aggregation, neutralization and filtration

#1797
17308505
2022-02-15

Water purification system

#1798
17218565
2021-11-02

System and method for water purification

#1799
17213160
2023-10-24

Quantum energized water through the selective treatment and conditioning of a base aqueous solution

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2023-01-03

Pison valve with annular passages