Images List Premium Download Classic

Hydrogen Sulfide

Hydrogen Sulfide-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


loading
Systems and methods of energy aware gas leak detection
King Fahd University Of Petroleum And Minerals
April 05, 2018 - N°20180094999

An energy aware gas detection system can include relay nodes and gas sensor nodes operating based on an adaptive sleep cycle, each of the gas sensor nodes can include gas sensors configured to detect methane, carbon monoxide, and hydrogen sulfide. Additionally, the system can also include actuator nodes to operate gas valves and a gateway node to be a bridge ...
Preparation of new stable hydrogen sulfide scavengers useful in both water as well as oil ...
Ecolab Usa Inc.
April 05, 2018 - N°20180093941

The disclosure provides compositions and methods that are useful in removing, lowering, or otherwise controlling hydrogen sulfide and mercaptans. The compositions and methods can be used in any industry where hydrogen sulfide poses problems, such as when dealing with crude oil based, natural gas based, and/or coal based products. In some embodiments, the compositions include one or more alkoxylated ...
Catalysts for hydrocarbon reforming
Lg Fuel Cell Systems, Inc.
March 29, 2018 - N°20180086636

In some examples, a method for treating a reforming catalyst, the method comprising heating a catalyst metal used for reforming hydrocarbon in a reducing gas mixture environment. The reducing gas mixture comprises hydrogen and at least one sulfur-containing compound. The at least one sulfur-containing compound includes one or more of hydrogen sulfide, carbonyl sulfide, carbonyl disulfide and organic sulfur-containing compounds ...
Hydrogen Sulfide Patent Pack
Download + patent application PDFs
Hydrogen Sulfide Patent Applications
Download + Hydrogen Sulfide-related PDFs
For professional research & prior art discovery
inventor
  • + full patent PDF documents of Hydrogen Sulfide-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Methods and systems for neutralizing hydrogen sulfide during drilling
Saudi Arabian Oil Company
March 15, 2018 - N°20180072936

The method comprising the steps of mixing an amount of scavenger into a drilling mud to produce a scavenger-containing drilling mud such that the scavenger-containing drilling mud has a scavenging capacity, wherein the drilling mud is at a target ph, and introducing the scavenger-containing drilling mud into the wellbore during drilling operations, where the scavenger-containing drilling mud is operable to ...
Iron oxide absorbent compositions
Clariant Corporation
March 15, 2018 - N°20180071713

Embodiments provided herein are compositions directed to porous iron oxides, which are suitable for removing hydrogen sulfide and other sulfur-containing organic contaminants from hydrocarbon streams, and in which the iron oxide component of the composition contains both maghemite and hematite phases, with maghemite forming the greater portion of these phases. In some embodiments, magnetite, aluminum oxide, alumina silicate, and a ...
Deodorant composition, deodorant fabric, and fiber product
Suminoe Textile Co., Ltd.
March 15, 2018 - N°20180071423

A deodorant composition is capable of efficiently absorbing and removing sulfur-based gases, such as, methyl mercaptan and hydrogen sulfide. It also has excellent water dispersibility, and has excellent applicability to various fabrics, a deodorant fabric in which the deodorant composition is adhered to at least a part of a fabric, and a fiber product using the deodorant fabric at least ...
Hydrogen Sulfide Patent Pack
Download + patent application PDFs
Hydrogen Sulfide Patent Applications
Download + Hydrogen Sulfide-related PDFs
For professional research & prior art discovery
inventor
  • + full patent PDF documents of Hydrogen Sulfide-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Chemical process for sulfur reduction of hydrocarbons
Baker Hughes, A Ge Company, Llc
February 22, 2018 - N°20180051217

Treatment of hydrocarbon streams, and in one non-limiting embodiment refinery distillates, with reducing agents, such as borohydride and salts thereof, alone or together with at least one co-solvent results in reduction of the sulfur compounds such as disulfides, mercaptans, thiophenes, and thioethers that are present to give easily removed sulfides. In one non-limiting embodiment, the treatment converts the original sulfur ...
Methods of measuring hydrogen sulfide concentrations in reservoir fluids
Shell Oil Company
February 15, 2018 - N°20180045705

A chemical probe composition comprising a base fluid and a chemical probe, wherein the chemical probe is capable of reacting with hydrogen sulfide to form a fluorophore and associated methods and systems.
Method for producing nickel sulfide and hydrometallurgical method for nickel oxide ore
Sumitomo Metal Mining Co., Ltd.
February 15, 2018 - N°20180044760

Provided is a method for producing nickel sulfide from an acidic sulfuric acid solution containing nickel, which is capable of suppressing particle diameters of nickel sulfide obtained thereby. The present invention is a method for producing nickel sulfide by causing a sulfurization reaction by blowing a hydrogen sulfide gas into an acidic sulfuric acid solution containing nickel, wherein: nickel sulfide ...
Method of reducing hydrogen sulfide levels in gaseous mixtures using triazines
Dow Global Technologies Llc
February 15, 2018 - N°20180044598

The present invention relates to a scavenging composition capable of scavenging a wide variety of sulfur-bearing compounds, such as hydrogen sulfide and method of use thereof. Said scavenging composition comprises an aqueous solution of a triazine compound, an anionic surfactant, and optionally an alcohol and/or glycol ether solution. The composition may be used in any kind of sulfide-scavenging operation ...
System and method to increase landfill gas quality for beneficial use
Arc Technologies Corp.
February 08, 2018 - N°20180038227

The invention provides a method for efficiently adjusting existing landfill gas well head control devices in a manner which reduces the overall air migration into the landfill's gas collection systems in a short period of time. The method also provides for mapping out hydrogen sulfide concentration areas of landfills; allowing for efficient evaluation and selective reduction of hydrogen sulfide.
Antifouling and hydrogen sulfide scavenging compositions
Ecolab Usa Inc.
February 01, 2018 - N°20180030360

Disclosed herein are scavenging and antifouling compositions useful in applications relating to the production, transportation, storage, and separation of crude oil and natural gas. Also disclosed herein are methods of using the compositions as scavengers and antifoulants, particularly in applications relating to the production, transportation, storage, and separation of crude oil and natural gas.
System and method for separating carbon dioxide from natural gas
Mitsubishi Heavy Industries, Ltd.
February 01, 2018 - N°20180028965

A system and method for separating co2 from natural gas, which ensure that no clogging or deterioration occurs in a gas separation membrane even after the gas separation membrane is used to remove carbon dioxide from the natural gas under conditions in which the natural gas is pressurized. First, an h2s remover removes hydrogen sulfide from raw natural gas. ...
Hydrogen Sulfide Patent Pack
Download + patent application PDFs
Hydrogen Sulfide Patent Applications
Download + Hydrogen Sulfide-related PDFs
For professional research & prior art discovery
inventor
  • + full patent PDF documents of Hydrogen Sulfide-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Production of alkali sulfide cathode material and methods for processing hydrogen sulfide
Colorado School Of Mines
January 18, 2018 - N°20180016144

Disclosed herein are methods of producing metal sulfide materials, including cathode materials. In some embodiments, the metal sulfide material comprises a secondary cluster of metal sulfide nanoparticles surrounded by a carbon layer. The carbon layer may be created by carbonizing one or more polymer layers disposed about the secondary cluster. The carbonized layer may aid in optimizing performance of the ...
High efficiency process for degassing of hydrogen sulfide from liquid sulfur
Worleyparsons Europe Ltd.
January 18, 2018 - N°20180016143

Processes and systems for degassing liquid sulfur may include mixing a gas, such as air, with a liquid sulfur mixture comprising sulfur, hydrogen sulfide, and hydrogen polysulfides to form a sulfur-gas mixture. The sulfur-gas mixture may then be transported to a separator, storage vessel or storage tank for separating the sulfur-gas mixture.
Composition for removing sulfur-containing compounds
Kuraray Co., Ltd.
January 11, 2018 - N°20180010056

Provided is a composition capable of safely and efficiently removing a sulfur-containing compound, especially hydrogen sulfide, an —sh group-containing compound or a mixture thereof contained in a hydrocarbon, and not causing metal corrosion in devices. The composition is for removing a sulfur-containing compound in a hydrocarbon, wherein the sulfur-containing compound is hydrogen sulfide, an —sh group-containing compound or ...
Removal of hydrogen sulfide and sulfur recovery from a gas stream by catalytic direct oxidation ...
Prosernat
January 11, 2018 - N°20180008930

A process for the removal of hydrogen sulfide and sulfur recovery from a h2s-containing gas stream by catalytic direct oxidation and claus reaction through two or more serially connected catalytic reactors, wherein a specific control of the oxygen supplement is operated. The control and improvement of the process is obtained by complementing, in each major step of the process, ...
Portable device for the in-line measurement of the hydrogen sulfide concentration of an off-gas
Arkema France
January 04, 2018 - N°20180003625

The invention relates to a device and to a method for continuously measuring the hydrogen sulfide concentration of an off-gas by means of a detachable device suitable for being temporarily connected to equipment producing the off-gas. The method comprises a step of measuring the absorption of electromagnetic radiation by the off-gas. The device and method method can be used in ...
Compositions and methods for mitigating hydrogen sulfide contamination
Baker Hughes, A Ge Company, Llc
January 04, 2018 - N°20180002211

In some embodiments, the present invention provides a recombinant protein comprising an affinity tag configured to attach the recombinant protein to a silicate surface, fused to a hydrogen sulfide scavenging enzyme.
Method to selectively remove hydrogen sulfide from a gas stream using a functionalized cross-linked macroporous ...
Dow Global Technologies Llc
January 04, 2018 - N°20180001299

A process is disclosed for the removal of hydrogen sulfide (h2s) from natural. This process provides for passing a natural gas feedstream comprising h2s though a regenerable adsorbent media which adsorbs h2s to provide an h2s-lean natural gas product and h2s. The regenerable adsorbent media of the present invention is a tertiary amine functionalized cross-linked ...
Device for producing lithium sulfide, and method for producing lithium sulfide
Idemitsu Kosan Co., Ltd.
December 28, 2017 - N°20170368515

An apparatus for producing lithium sulfide, including: a reaction container for allowing lithium hydroxide powder to be in contact with a hydrogen sulfide gas; a stirring blade inside the reaction container; a first heating apparatus that keeps the temperature of an inner wall of the reaction container that is in contact with the powder; and a second heating apparatus that ...
Loading