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Class Information
Number: 210/754
Name: Liquid purification or separation > Processes > Chemical treatment > Utilizing halogen or halogen containing material > Chlorine or bromine containing
Description: Process wherein the material contains element number 17 and 35.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5928608 |
Intermittant spray system for water treatment |
Jul. 27, 1999 |
| 5885543 |
Method for producing chlorine dioxide using calcium chloride impregnated zeolite or aqueous calcium chloride |
Mar. 23, 1999 |
| 5882526 |
Methods for treating regulated waters with low levels of oxidizing halogens and hydrogen peroxides |
Mar. 16, 1999 |
| 5868943 |
Waste treatment process for the disposal of dichlorodifluoromethane by conversion into polytetrafluoroethylene |
Feb. 9, 1999 |
| 5863463 |
Methods of inhibiting corrosion using halo-benzotriazoles |
Jan. 26, 1999 |
| 5863439 |
Process for separation and preconcentration of radium from water |
Jan. 26, 1999 |
| 5861096 |
Odor Control In Industrial Lagoons |
Jan. 19, 1999 |
| 5858246 |
Method of water purification with oxides of chlorine |
Jan. 12, 1999 |
| 5827434 |
Apparatus and methods for reducing and deterring biological contamination |
Oct. 27, 1998 |
| 5827433 |
Control of oilfield biofouling |
Oct. 27, 1998 |
| 5824239 |
Method to remove biguanide from an aqueous source |
Oct. 20, 1998 |
| 5820763 |
Method for inhibiting corrosion in water systems |
Oct. 13, 1998 |
| 5820766 |
Reduction of sulfide in fluids |
Oct. 13, 1998 |
| 5807798 |
Refractory compositions for use in fluid bed chlorinators |
Sep. 15, 1998 |
| 5795551 |
Floating chemical dispenser with delay for swimming pools |
Aug. 18, 1998 |
| 5795487 |
Process to manufacture stabilized alkali or alkaline earth metal hypobromite and uses thereof in water treatment to control microbial fouling |
Aug. 18, 1998 |
| 5792336 |
Method for purification of wastewater from soluble substances |
Aug. 11, 1998 |
| 5788843 |
Method and installation for treating water |
Aug. 4, 1998 |
| 5783092 |
Water treatment method |
Jul. 21, 1998 |
| 5779913 |
Water purifier for a spa |
Jul. 14, 1998 |
| 5779914 |
Methods for sanitizing water |
Jul. 14, 1998 |
| 5776876 |
Aqueous acidic filter cleaning composition for removing organic biguanide deposits |
Jul. 7, 1998 |
| 5772896 |
Self-regulating water purification composition |
Jun. 30, 1998 |
| 5759384 |
Spa halogen generator and method of operating |
Jun. 2, 1998 |
| 5746923 |
Control of iron deposition in borehole pumps |
May. 5, 1998 |
| 5707739 |
Powdered biocidal compositions |
Jan. 13, 1998 |
| 5700377 |
Purification of water |
Dec. 23, 1997 |
| 5695647 |
Methods of treating wastewater |
Dec. 9, 1997 |
| 5674429 |
Chloroisocyanuric acid composition having reduced gas evolution |
Oct. 7, 1997 |
| 5670059 |
Method and compositions for treating recirculating water systems |
Sep. 23, 1997 |
| 5658467 |
Method and composition for inhibiting growth of microorganisms including peracetic acid and a non-oxidizing biocide |
Aug. 19, 1997 |
| 5648314 |
Slow-dissolving multi-functional sanitizer and clarifier |
Jul. 15, 1997 |
| 5639295 |
Method of making a composition containing a stable chlorite source |
Jun. 17, 1997 |
| 5624490 |
Process for treating metal chlorides |
Apr. 29, 1997 |
| 5624574 |
Chlorinator-filter process for sewage treatment |
Apr. 29, 1997 |
| 5611937 |
Water Treating apparatus and method |
Mar. 18, 1997 |
| 5609766 |
Process for treating bromide-containing water using ozone |
Mar. 11, 1997 |
| 5607596 |
Processes for the treatment of combustion residues and for the purification of combustion fumes |
Mar. 4, 1997 |
| 5603840 |
Method of achieving microbiological control in open recirculating cooling water |
Feb. 18, 1997 |
| 5599454 |
Method for treating fluids |
Feb. 4, 1997 |
| 5597491 |
Direct delivery in-situ diffuser cleaning |
Jan. 28, 1997 |
| 5582739 |
Reduction of the phosphate content in waste water from the preparation of metal salts of ascorbic acid 2-monophosphate |
Dec. 10, 1996 |
| 5569387 |
Wastewater collection and discharge system |
Oct. 29, 1996 |
| 5565109 |
Hydantoin-enhanced halogen efficacy in pulp and paper applications |
Oct. 15, 1996 |
| 5565106 |
Stabilization of polyether polyamino methylene phosphonate scale inhibitors against degradation by bromine and chlorine biocides |
Oct. 15, 1996 |
| 5538641 |
Process for recycling laden fluids |
Jul. 23, 1996 |
| 5538641 |
Process for recycling laden fluids |
Jul. 23, 1996 |
| 5525241 |
Solid halogen feed system |
Jun. 11, 1996 |
| 5520821 |
Apparatus for preventing or eliminating zebra mussel infestation of a domestic water supply |
May. 28, 1996 |
| 5518635 |
Pool saver |
May. 21, 1996 |
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