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7532313 |
Fluorescence detector and liquid chromatograph having the fluorescence detector
The fluorescence detector includes: a flow cell provided on a flow passage for flowing a sample; a sample temperature control block for keeping the flow cell and the flow passage located on the...
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7491318 |
Method for prevention of corrosion by naphthenic acids in refineries
The invention relates to a method for prevention of corrosion by naphthenic acids in a refinery comprising the use of a compound of the formula HS—B—COOR, where B is a saturated bivalent 1-18 C...
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7476368 |
Method and device for deactivating items and for maintaining such items in a deactivated state
A system for microbially deactivating items. The system includes a circulation system for circulating a microbial decontamination fluid through a deactivation chamber that forms a part of the...
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7468158 |
Corrosion inhibitor for protecting metallic materials in strongly alkaline medium
Corrosion inhibitor and method of protecting metallic materials in strongly alkaline medium by means of a corrosion inhibitor, characterized in that it contains an amine containing at least one CH...
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7455013 |
Secure printing method to thwart counterfeiting
A method for implementing a secure printing campaign to thwart counterfeiting is provided. The method includes the steps of selecting a first secure print technology and a second secure print...
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7374602 |
System and method of water treatment
The present invention generally offers a system and a method that allows a vessel to treat water while providing corrosion inhibition. An oxygen stripping gas source produces oxygen stripping gas...
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7338633 |
Method for the application of anti-fouling agents
There is described a method for applying an aqueous solution to the internal walls of a reactor, before the start of the polymerization reaction of vinyl chloride and/or vinyl acetate, which...
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7264770 |
Mitigation of stress corrosion cracking of structural materials exposed to a high temperature water
A method for mitigating stress corrosion cracking of a component exposed to a high temperature water in a high temperature water system is provided. The method comprises the steps of lowering...
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7220382 |
Use 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...
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7160507 |
Corrosion inhibitors with improved water solubility and improved film persistence
The invention relates to an additive and to a method of corrosion inhibition on devices for the recovery and transportation of hydrocarbons in crude oil recovery and processing by adding an...
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7150852 |
System and method for reducing galvanic corrosion associated with a mechanical locking device
A method and system for preventing galvanic corrosion associated with a fastener of a first metal type and within an orifice of a second metal type for receiving said fastener. The method includes...
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7147823 |
High temperature cooling system and method
A method for cooling a heat source, a method for preventing chemical interaction between a vessel and a cooling composition therein, and a cooling system. The method for cooling employs a...
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7144549 |
Biocide impregnation of coatings for ESP components
An electric submersible pump has one or more components coated with a biocide-incorporated coating for the purpose of controlling the activity of bacteria. The portions exposed to well fluid are...
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7081143 |
Alkoxylated triazine emulsion compositions for fuel cell reformer start-up
The present invention relates to emulsion compositions for starting a reformer of a fuel cell system. In particular, the invention includes emulsion compositions comprising hydrocarbon fuel, water...
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6958122 |
High pressure and high temperature reaction system
In a high pressure and high temperature reaction system suitable for oxidative waste treatment, particularly a reaction system for supercritical water oxidation (SCWO), a method is disclosed for...
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6885721 |
Inhibition method of stress corrosion cracking of nuclear steam generator tubes by lanthanum boride
The present invention relates to a method for inhibiting stress corrosion cracking occurring on steam generator tubes in the secondary side of nuclear power plants and an inhibitor therefor. The...
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6884390 |
Method and system for inhibiting corrosion involving the transfer of thin films
A system and method are disclosed for applying a corrosion inhibiting material to an article. The method includes the steps of depositing a layer of corrosion inhibiting material onto a carrier...
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6884393 |
Surface treatment of aluminum alloys to improve sterilization process compatibility
Disclosed herein are methods of sterilizing a device in a sterilizer, methods of sterilizing a device in an enclosure in a sterilizer, and enclosures for retaining a device capable of being...
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6858180 |
Process for inhibiting scale
This invention relates to a process for scale inhibition using random copolymers of acrylic acid and a monomer that is hydrophobic.
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6841125 |
Method and apparatus to clean and apply foamed corrosion inhibitor to ferrous surfaces
The present invention relates to the application of a coating to a pipeline, FPS (Fire Protection System) or to pipe stock from which a pipeline is fabricated. A composition which when applied to...
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6808680 |
Method of preventing or stopping sulfuric corrosion of metals
A method is disclosed for prevention or stoppage of sulfidation or sulfuric corrosion of metal surfaces in contact with fluids including sulfiding compounds, where the method involves the addition...
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6793883 |
Application of catalytic nanoparticles to high temperature water systems to reduce stress corrosion cracking
A method and system for reducing stress corrosion cracking in a hot water system, such as a nuclear reactor, by reducing the electrochemical corrosion potential of components exposed to high...
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6777238 |
Dual use corrosion inhibitor and penetrant for anomaly detection in neutron/X radiography
A dual purpose corrosion inhibitor and penetrant composition sensitive to radiography interrogation is provided. The corrosion inhibitor mitigates or eliminates corrosion on the surface of a...
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6723257 |
Corrosion inhibiting composition
This invention relates to a corrosion inhibiting composition for use in commercial, institutional, and industrial water systems. The compositions comprise a mixture of (1) a fatty acid ester, and...
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6669904 |
Stabilized bromine solutions, method of making and uses thereof for biofouling control
Stabilized bromine solutions are prepared by combining a bromine source and a stabilizer to form a mixture, and then adding an oxidizer to the mixture.
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6652660 |
Method for treating hazardous and corrosion-inducing sulfur compounds
A method for treating compounds which contain reactive sulfur is disclosed, wherein the treatment produces compounds which contain sulfur in a non reactive form. The method is based on the use of...
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6645399 |
Mercaptoalcohol corrosion inhibitors
Compositions and methods have been discovered for inhibiting corrosion of metals, particularly iron alloys, in contact with fluids, either hydrocarbons, alcohols, or aqueous fluids, employing...
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6635221 |
Method of rust inhibition with thermosetting fluorine-containing resin powder coating composition
A method of inhibiting a base metal from rusting which comprises applying to the metallic base a thermosetting fluororesin powder coating composition containing substantially no chlorine. Thus, the...
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6623695 |
Chemical modification of electrochemically activated solutions for improved performance
An anticorrosive, penetration enhancing composition for cleaning decontaminating and rinsing includes electrochemically activated (ECA) water as the decontamination agent. The anticorrosive...
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6607694 |
Controlled release coolant additive composition
A controlled-release coolant additive composition for use in engine coolant systems comprising a core containing at least one coolant additive component and a polymeric coating encapsulating said...
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6593278 |
Method for inhibiting corrosion using certain phosphorus and sulfur-free compounds
The present invention relates to a method for inhibiting corrosion of corrosion-prone metal surfaces by organic acid-containing petroleum streams by providing an effective corrosion-inhibiting...
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6582655 |
Insulation coverage system and method for inhibiting biological contamination
A thermoformed PVC, modified PVC, CPVC, metal or coated metal cover, covering system and method is provided for covering assemblies of pipe and pipe insulation, hangers, support rods and mechanical...
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6559104 |
Method for inhibiting corrosion using certain aromatic acidic species
The present invention relates to a method for inhibiting high temperature corrosion of corrosion prone metal surfaces by organic acid-containing petroleum streams by providing an effective...
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6556642 |
Inhibition method of the secondary side stress corrosion cracking in nuclear steam generator tubes
The present invention relates to a method for inhibiting stress corrosion cracking occurring on steam generator tubes in the secondary side of nuclear power plants and an inhibitor therefor. The...
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6548016 |
Oil soluble hydrogen permeation inhibitor
The present invention provides a composition and method for inhibiting hydrogen permeation in metal refinery equipment comprising incorporating into a product stream handled by said equipment a...
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6540943 |
Method of inhibiting corrosion of metal equipment which is cleaned with an inorganic acid
The corrosion of metal equipment which is cleaned with an inorganic acid is inhibited by treating the equipment with a corrosion inhibitor composition containing at least one quaternary ammonium...
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6537950 |
Method for inhibiting corrosion using triphenylstibine
The present invention relates to a method for inhibiting high temperature corrosion of corrosion prone metal surfaces by organic acid-containing petroleum streams by providing an effective...
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6508349 |
Parking meter with electric grounding arrangement for corrosion reduction
A parking meter includes a vault and mounting plate inside the vault. The plate and vault have contacting metal surfaces such that corrosion tends to occur in a region at and in the vicinity of the...
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6482356 |
Metered lubricant dispenser for dental handpieces
A pump is supported on a housing and has an inlet port coupled to a lubricant supply and an outlet port coupled to a tube outlet opening for delivering a predetermined amount of the lubricant...
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6464901 |
Halogen resistant copper corrosion inhibitors
Non-halogen substituted, nitrogen containing, aromatic compounds are disclosed which are effective copper corrosion inhibitors in aqueous systems being treated with a halogen biocide. The materials...
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6458887 |
Method for preparing an aqueous polyacrylate emulsion for protecting metal surface against corrosion and pre-lubrication thereof and resulting emulsion
The method includes the steps of: preparing an organic mixture of oil, monomers selected among acrylic acid—and methacrylic acid esters and at most 25% of an acrylic or methacrylic monomer having...
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6447717 |
Composition and method for inhibition of metal corrosion
Carbon dioxide induced corrosion of ferrous metals in aqueous systems is inhibited by treatment of the aqueous system with corrosion inhibiting amino thiol and amino disulfide compounds....
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6416712 |
Corrosion inhibition method suitable for use in potable water
Effective corrosion inhibitors having minimal organic content, particularly suitable for use in municipal drinking water systems, are described. The corrosion inhibiting additive is a stannous salt...
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6399021 |
Method of treating concrete structures
A system is disclosed for inhibiting the corrosion of ferrous and other metals by passivating the metals. The system includes novel buffered compositions which may be applied to metal products, and...
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6379612 |
Scale inhibitors
The present invention provides compositions of oil-soluble inhibitors suitable for use in inhibiting oil field scale formation. The compositions comprise an acid form of a known scale inhibitor and...
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6365100 |
Polymethylenepolyamine dipropionamides as environmentally safe inhibitors of the carbon corrosion of iron
Polymethylenepolyaminedipropionamides are carbonic corrosion inhibitors devoid of toxicity to the marine environment.
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6340438 |
Corrosion inhibiting admixture for concrete
A corrosion inhibiting admixture for concrete is disclosed comprising a combination of organic (amines) and inorganic (nitrites) fractions that provide a synergistic effect when present at a...
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6299836 |
Gas treating solution corrosion inhibitor
Corrosion in aqueous alkanolamine, physical solvents, or combination of alkanolamine and physical solvent solutions used to remove acid gases from natural gas, synthetic gas, or light hydrocarbon...
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6277327 |
Method for the anticorrosive treatment of waste plastics treating equipment
This invention relates to equipment for treating the aforesaid waste plastics directly with supercritical water, and an object thereof is to provide a method for the anticorrosive treatment of...
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6277302 |
Inhibition of metal corrosion
A composition and method is disclosed for inhibiting the corrosion of metals in contact with an aqueous system capable of corroding the metal. The inventive composition contains a substantially...
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