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Class 422/14 - Essentially pure water environment


Subclass of Class 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing
Definition: Process for preventing damage to metal by an environment
No. of applications: 14
Last issue date: 03/10/2011


Application No.Application TitleIssue Date
20110056693Composition and Method for Inhibiting the Deleterious Effects of Sulfate Reducing Bacteria
A method for reducing the deleterious effects of sulfate reducing bacteria in aqueous environments, particularly those in which metal materials are exposed to the microorganisms. A treatment solution containing rotenone is introduced into the aqueous environment. The ro...
03/10/2011
20100111756COMPOSITIONS AND METHODS FOR INHIBITING CORROSION IN AQUEOUS MEDIA
Methods and compositions are provided for corrosion inhibition treatment of aqueous systems such as cooling water systems. The methods include conjoint use of a polyvalent metal ion, such as Al or Mn and a corrosion inhibitor/deposit control agent (DCA) to the water sys...
05/06/2010
20090180923SELF-MIXING CONTAINER WITH A RELEASABLE INTERNAL VESSEL AND ITS USAGE
This application relates to a self-mixing container with a releasable internal vessel and its usage, wherein said self-mixing container comprises a container body, a double-walled external cap and an internal vessel, and through a corresponding production line, assembli...
07/16/2009
20080145271METHOD OF USING SULFUR-BASED CORROSION INHIBITORS FOR GALVANIZED METAL SURFACES
A composition and method for inhibiting white rust formation on galvanized surfaces. The composition includes thiols, polymeric dithiocarbamates, and xanthates. The composition may be introduced onto the galvanized surface, especially in an industrial water system, usin...
06/19/2008
20070207053Salt dispensing system
An automated salt dispensing system operating in conjunction with an at least one salt chlorine generator with a controller, an at least one water supply pipe with an at least one inflow and an at least one outflow, an at least one water diversion pipe, an at least one ...
09/06/2007
20070187648Thiol / aldehyde corrosion inhibitors
Methods of inhibiting corrosion comprising the step of providing a corrosive environment; adding a corrosion inhibitor comprising a reaction product of a thiol compound and an aldehyde compound. Methods of acidizing a near well bore region of a subterranean formation co...
08/16/2007
20070065333Treatment of chloraminated water
A method of treating chloraminated water by adding copper ions is disclosed. The addition of copper ions inhibits microbial action in the water, thus reducing nitrification of ammonia and maintaining chloramine levels. ...
03/22/2007
20060182651Method of inhibiting corrosion in hot water systems
This invention concerns methods and apparatus for measuring oxidation reduction potentials of water in a hot water system at system temperature and pressure and methods of using the measured oxidation-reduction potential to monitor and control the addition of oxygen sca...
08/17/2006
20060013724Method for the destruction of microorganisms
Described are a method of killing microorganisms in aqueous industrial systems or products for industrial applications based on water by adding from 0.001 to 5% by weight of a water-soluble or water-dispersible polymer containing from 30 to 100 mol % of styrenesulfonic ...
01/19/2006
20050147528Method of preparing a biocide comprising stabilized hypochlorite and a bromide ion source and a method of controlling microbial fouling using the same
Disclosed is a method of preparing a biocide having improved durability of its biocidal activity as well as disinfection efficiency at an initial stage, comprising the steps of: (a) preparing stabilized alkali or alkaline earth metal hypochlorite having a pH at least 11...
07/07/2005
20050079095Inhibition of corrosion in aqueous systems
The present invention provides an effective method of inhibiting corrosion on metallic surfaces in contact with a fluid contained in an industrial fluid system, which includes adding to such fluid an effective corrosion controlling amount of a particular generally recog...
04/14/2005
20050036903Pewitt analyzer
This invention relates to an analyzer for measuring and monitoring the behavior of the naturally occurring calcium ion within a cooling tower's makeup water and recirculating water, adjusting a cooling water scale and corrosion inhibitor treatment dosing to manipulate t...
02/17/2005
20050025659Use of disulfonated anthracenes as inert fluorescent tracers
The use of an isomer of anthracene disulfonic acid as an inert fluorescent tracer is described and claimed. The utility of this type of inert fluorescent tracer in boiler systems to trace unwanted carryover of boiler water into a steam line is also described and claimed...
02/03/2005
20050008532Method of inhibiting corrosion of copper plated or metallized surfaces and circuitry during semiconductor manufacturing processes
An treatment bath for use in the manufacture of copper plated or metallized semiconductor devices and a method of inhibiting corrosion of copper plated or metallized surfaces and circuitry in the semiconductor devices immersed in an aqueous fluid in a treatment bath com...
01/13/2005
 
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