C23F11/18

CORROSION CONTROL COMPOSITIONS AND METHODS OF MITIGATING CORROSION
20190390351 · 2019-12-26 · ·

Corrosion inhibitor compositions are provided that can include a mixture of one or more transition metals, one or more organic phosphates, one or more inorganic phosphates, optionally a dispersant, and hydroxyphosphono acetic acid and/or salts thereof. Methods of mitigating or inhibiting corrosion of housing or conduits containing aqueous mediums are also disclosed. The methods can include the steps of pretreating the metal conduit with a mixture of one or more transition metals, one or more organic phosphates, one or more inorganic phosphates, and hydroxyphosphono acetic acid, introducing an aqueous medium into the metal conduit, and injecting a mixture of one or more transition metals, one or more organic phosphates, one or more inorganic phosphates, and hydroxyphosphono acetic acid and/or salts thereof into the aqueous medium.

Vanadium corrosion inhibitors in gas turbine applications
10513665 · 2019-12-24 · ·

The present embodiments describe a method to reduce vanadium corrosion in a gas turbine by adding an oleophilic corrosion inhibitor into a combustion fuel, in which the oleophilic corrosion inhibitor comprises carbon black support particles and magnesium bonded to the carbon black support particles. The carbon black support particles comprise a particle size less than 40 nanometer (nm), and oxygen content less than 1 weight percent (wt %), and a surface area of at least 50 square meters per gram (m.sup.2/gram).

ANTICORROSIVE COMPOSITIONS AND METHODS WITH SUPRAMOLECULAR STRUCTURES
20240102176 · 2024-03-28 ·

Compositions with supramolecular structures for use in anticorrosive methods include a corrosion inhibitor; a supramolecular host chemical or a supramolecular guest chemical configured to engage in host-guest chemistry with the corrosion inhibitor; and a solvent. Methods of inhibiting corrosion on a surface or reducing the amount of anticorrosive composition within a system include adding an anti-corrosively effective amount of the composition to the system.

GROUNDING DEVICES FOR SUBSTRATE PROCESSING CHAMBERS
20240093380 · 2024-03-21 ·

A grounding strap for a process chamber includes a core layer. The grounding strap further includes an outer layer. The outer layer includes at least 99% aluminum.

GROUNDING DEVICES FOR SUBSTRATE PROCESSING CHAMBERS
20240093380 · 2024-03-21 ·

A grounding strap for a process chamber includes a core layer. The grounding strap further includes an outer layer. The outer layer includes at least 99% aluminum.

Film forming method of corrosion resistant film, corrosion resistant member on which corrosion resistant film is formed, heat exchanger, and fuel cell system

Provided is a film forming method of a corrosion resistant film having a corrosion resistance under acidic atmosphere and a corrosion resistant member on which the corrosion resistant film is coated. The film forming method of the corrosion resistant film includes: bringing a substrate made of aluminum into contact with an aqueous solution containing sulfate ions and fluoride ions; and heating the substrate to boil the aqueous solution on a surface of the substrate and forming a corrosion resistant film containing at least oxygen, fluorine, and sulfur in the aluminum derived from the substrate on the surface of the substrate.

DEVELOPMENT OF HYDROGEN COMPATIBLE CHEMICALS AND TEST METHODS FOR ENERGY SECTOR APPLICATION

The present disclosure provides compositions and methods for use with hydrogen gas. A method may include adding hydrogen gas to a medium and adding a production chemical to the medium. As examples, the production chemical may be a corrosion inhibitor, an anti-foulant, a hydrate anti-agglomerate, a kinetic hydrate inhibitor, an amine for gas sweetening, a regenerable H.sub.2S scavenger, a non-regenerable H.sub.2S scavenger, an alcohol for gas dehydration, an alcohol for hydrate control, a thermodynamic hydrate inhibitor, or any combination thereof. The present disclosure also provides test methods to determine the susceptibility of a production chemical to reaction with hydrogen gas.

DEVELOPMENT OF HYDROGEN COMPATIBLE CHEMICALS AND TEST METHODS FOR ENERGY SECTOR APPLICATION

The present disclosure provides compositions and methods for use with hydrogen gas. A method may include adding hydrogen gas to a medium and adding a production chemical to the medium. As examples, the production chemical may be a corrosion inhibitor, an anti-foulant, a hydrate anti-agglomerate, a kinetic hydrate inhibitor, an amine for gas sweetening, a regenerable H.sub.2S scavenger, a non-regenerable H.sub.2S scavenger, an alcohol for gas dehydration, an alcohol for hydrate control, a thermodynamic hydrate inhibitor, or any combination thereof. The present disclosure also provides test methods to determine the susceptibility of a production chemical to reaction with hydrogen gas.

SOLID COOLANT CONCENTRATES AND PRODUCTION THEREOF
20240052228 · 2024-02-15 · ·

The present invention describes novel coolant concentrates and the production and use thereof.

COMPOSITION FOR SURFACE TREATMENT OF STEEL SHEET AND STEEL SHEET USING THE SAME

A composition for surface treatment capable of imparting to a steel sheet, plate corrosion resistance, corrosion resistance of processed parts, pit corrosion resistance, blackening resistance, pipe forming oil infiltration, and alkali resistance, and improving foreign-matter defects; and a steel sheet using the same. The composition for surface treatment of a steel sheet includes a trivalent chromium compound; and adhesiveness improving agent containing a silane compound; an acidity modifier including acids; a crosslinking agent containing a silicate compound; a vanadium-based pit corrosion-improving agent; a polymer resin; and a solvent.