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Class Information
Number: 250/436
Name: Radiant energy > Fluent material containment, support or transfer means > With irradiating source or radiating fluent material > Including a flowthrough transfer means > Flow-enclosed radiation source
Description: Subject matter wherein the transfer means causes the fluent material to flow about the radiation source.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5942125 |
Dental unit water purifier |
Aug. 24, 1999 |
| 5894130 |
Ultraviolet sterilization unit |
Apr. 13, 1999 |
| 5891329 |
Water tapping fixture |
Apr. 6, 1999 |
| 5885449 |
Apparatus for removing microbes from flowing media, such as water |
Mar. 23, 1999 |
| 5874740 |
Ultraviolet ray irradiation equipment having scraper rings fitted to light transmission tubes |
Feb. 23, 1999 |
| 5871620 |
Process and device for reducing the nitrate content of water |
Feb. 16, 1999 |
| 5866910 |
Flow-through photo-chemical reactor |
Feb. 2, 1999 |
| 5853676 |
UV spa and pool sanitizing device |
Dec. 29, 1998 |
| 5846437 |
Increasing turbulent mixing in a UV system |
Dec. 8, 1998 |
| 5834784 |
Lamp for generating high power ultraviolet radiation |
Nov. 10, 1998 |
| 5787144 |
Sterilization process for medical devices |
Jul. 28, 1998 |
| 5785845 |
Water purifying system |
Jul. 28, 1998 |
| 5753106 |
Method of, and apparatus for, and irradiation unit for oxidative photopurification |
May. 19, 1998 |
| 5736055 |
Cartridge for photocatalytic purification of fluids |
Apr. 7, 1998 |
| 5725757 |
Reactor for UV radiation for the treatment of liquids |
Mar. 10, 1998 |
| 5709799 |
Super ozonating water purifier |
Jan. 20, 1998 |
| 5701050 |
Immersion lamp for a photochemical reactor and its use |
Dec. 23, 1997 |
| 5696380 |
Flow-through photo-chemical reactor |
Dec. 9, 1997 |
| 5675153 |
UV apparatus for fluid treatment |
Oct. 7, 1997 |
| 5660719 |
Ultraviolet light apparatus for fluid purification |
Aug. 26, 1997 |
| 5653877 |
Water purification system having multi-pass ultraviolet radiation and reverse osmosis chambers |
Aug. 5, 1997 |
| 5635133 |
Method and apparatus for killing microorganisms in a fluid medium |
Jun. 3, 1997 |
| 5624573 |
Apparatus for the disinfection of a flowing liquid medium and a plant for the treatment of clarified sewage |
Apr. 29, 1997 |
| 5625194 |
Continuous cleaning of lamp wells for ultraviolet (UV) light producing lamps |
Apr. 29, 1997 |
| 5590390 |
Fluid treatment system and process |
Dec. 31, 1996 |
| 5589132 |
Method and device for purifying and moistening air |
Dec. 31, 1996 |
| 5573666 |
Replaceable integrated water filtration and sterilization cartridge and assembly therefor |
Nov. 12, 1996 |
| 5567616 |
Apparatus for supporting and driving a rotating cylinder |
Oct. 22, 1996 |
| 5547590 |
UV-based water decontamination system with dimmer-control |
Aug. 20, 1996 |
| 5540848 |
Filter retainer for water purification unit |
Jul. 30, 1996 |
| 5539209 |
Method of cleaning fouling materials from a radiation module |
Jul. 23, 1996 |
| 5529689 |
Replaceable integrated water filtration and sterilization cartridge and assembly therefor |
Jun. 25, 1996 |
| 5528044 |
Wiper assembly for ultraviolet-light reactor tubes |
Jun. 18, 1996 |
| 5523057 |
Air sterilization and filteration apparatus |
Jun. 4, 1996 |
| 5504335 |
Fluid treatment device and method |
Apr. 2, 1996 |
| 5503800 |
Ultra-violet sterilizing system for waste water |
Apr. 2, 1996 |
| 5501843 |
Wiper cartridge |
Mar. 26, 1996 |
| 5474748 |
Water decontaminating device |
Dec. 12, 1995 |
| 5471063 |
Fluid disinfection system |
Nov. 28, 1995 |
| 5451790 |
Method of treating waste or drinking water with high-energy electrons and apparatus therefor |
Sep. 19, 1995 |
| 5439596 |
Method of producing pure water, system therefor and cleaning method therefor |
Aug. 8, 1995 |
| 5440131 |
Wiper assembly for ultraviolet-light reactor tubes |
Aug. 8, 1995 |
| 5422487 |
Waste water purification system with complementary interlocking germicidal lamp and socket construction |
Jun. 6, 1995 |
| 5418370 |
Fluid treatment system and process |
May. 23, 1995 |
| 5393419 |
Ultraviolet lamp assembly for water purification |
Feb. 28, 1995 |
| 5368826 |
Control apparatus for fluid disinfection modules and systems |
Nov. 29, 1994 |
| 5366705 |
Gravity feed ultraviolet liquid sterilization system |
Nov. 22, 1994 |
| 5352359 |
Ultraviolet reactor with mixing baffle plates |
Oct. 4, 1994 |
| 5334905 |
Immersible lamp for a photochemical reactor |
Aug. 2, 1994 |
| 5332388 |
Ultraviolet disinfection module |
Jul. 26, 1994 |
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