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Sulphur

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


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Compounds with phosphine oxide and amine functions, useful as uranium (vi) ligands, and uses thereof, ...
April 05, 2018 - N°20180094009

In which: r1 and r2 represent, independently of one another, a c4 to c12 acyclic hydrocarbon group; r3 represents h; a c1 to c12 acyclic hydrocarbon group with optionally one or more heteroatoms; a c5 or c6 cyclic hydrocarbon group; or a 5- or 6-membered heterocyclic group; r4 represents h or a c1 to c12 acyclic hydrocarbon group with optionally ...
Removing nitrate from water
Georgia Aquarium Inc.
April 05, 2018 - N°20180093911

A sulphur denitrification system includes a liquid input fluidly coupled to a source of saltwater that includes nitrate; a liquid output fluidly coupled to the source of saltwater; a plurality of vertically-oriented tanks, at least one of the tanks including a liquid inlet that is fluidly coupled to the liquid input to receive a flow of the saltwater, a volume ...
Process for simultaneous removal of arsenic and sulphur from hydrocarbon streams
Petroleo Brasileiro S.a. - Petrobras
March 29, 2018 - N°20180086992

The present invention describes a process for the simultaneous removal of arsenic and sulphur compounds from hydrocarbon streams of fossil origin, wherein hydrocarbon streams of fossil origin resulting from the retorting process of schist are purified by direct contact with hydrated iron oxide, such as goethite (α-feooh) in its raw natural form (limonite ore particles).
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Polyurethanes with reduced aldehyde emission
Basf Se
March 29, 2018 - N°20180086872

A process for the production of polyurethanes is disclosed. In the process, (a) polyisocyanate, (b) polymeric compounds having groups reactive toward isocyanates, (c) catalysts, and (d) sulphur-dioxide-amine complexes obtainable by reaction of compounds (d1) comprising at least one amino group with sulfur dioxide (d2), are mixed to give a reaction mixture, and the reaction mixture is allowed to complete a ...
A sulphur containing additive for making bitumen paving mixtures
Reliance Industries Limited
March 15, 2018 - N°20180072864

The present disclosure relates to a sulphur containing additive for bitumen paving mixtures. The sulphur containing additive comprises sulphur, a mixture of metal oxides, and optionally 5 at least one metal sulphate. The mixture of metal oxides includes calcium oxide, silicon dioxide, aluminum oxide and ferric oxide.
A nickel-based alloy
Oxford University Innovation Limited
March 08, 2018 - N°20180066340

A nickel-based alloy composition consisting, in weight percent, of: between 7. 0 and 1. 0% chromium, between 4. 0 and 14. 0% cobalt, between 1. 0 and 2. 0% rhenium, between 0. 5 and 11. 0% tungsten, between 0. 0 and 0. 5% molybdenum, between 4. 0 and 6. 5% aluminium, between 8. 0 and 12. 0 tantalum, between 0. 0 and up to 0. 5% hafnium, between 0. 0 and 0. 5% niobium, between 0. 0 and 0. 5% titanium, between 0. 0 and 0. 5% vanadium, between 0. 0 and 0. 1% silicon, between 0. 0 and 0. 1% yttrium, between 0. 0 and 0. 1% lanthanum, between 0. 0 and 0. 1% cerium, between 0. 0 and 0. 003% sulphur, between 0. 0 ...
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Cr-mn-n austenitic heat-resistant steel and a method for manufacturing the same
Tianjin New Wei San Industrial Co., Ltd.
March 01, 2018 - N°20180057918

A cr—mn—n austenitic heat-resistant steel is provided. The heat-resistant steel comprises, in weight percentage, carbon 0. 20% to 0. 50%, silicon 0. 50% to 2. 00%, manganese 2. 00% to 5. 00%, phosphorus less than 0. 04%, sulphur less than 0. 03%, chromium 20. 00% to 27. 00%, nickel 6. 00% to 8. 00%, molybdenum less than 0. 50%, niobium less than 0. 60%, tungsten less than 0. 60%, vanadium less than 0. 15%, nitrogen 0. 30% to 0. 60%, zirconium less than 0. 10%, cobalt less than 0. 10%, yttrium less than 0. 10%, boron less than 0. 20%, ...
Method to create thin functional coatings on light alloys
February 22, 2018 - N°20180051388

In example implementations, a method for producing a thin film coating is provided. The method includes pre-treating a substrate, placing the substrate in a bath comprising at least phosphoric acid and sulphuric acid to produce a thin anodized layer, rinsing the thin anodized layer in a solution, plating a surface of the thin anodized layer in an electro deposition bath ...
Thermoplastic elastomer composition for adhesion to crosslinked diene rubbers
Kraiburg Tpe Gmbh & Co. Kg
February 22, 2018 - N°20180051166

A thermoplastic elastomer composition (tpe composition) with an improved adhesion to rubber based on cross-linked diene rubber mixtures is disclosed. The rubbers are preferably sulphur-cross-linkable and selected from the group natural rubber (nr), isoprene rubber (ir), butadiene rubber (br), styrene-butadiene rubber (sbr), chloroprene rubber (cr), acrylonitrile butadiene rubber (nbr), butyl rubber (iir) or ethylene propylene diene rubber (epdm). In addition, ...
Method for producing oxysulphidic and fluorinated derivatives in an ionic liquid medium
Rhodia Operations
February 08, 2018 - N°20180037543

The invention relates to a method for producing an oxysulphidic and fluorinated derivative in the form of a salt of formula (ii) ea-so−q+ (ii) comprising providing an ionic liquid compound of formula (i) in the liquid state ea-soo−cr (ii)—ea representing the fluorine atom or a group having between 1 and 10 carbon atoms selected from fluoroalkyls, ...
Solid granulated fertilizer formulated with mineral clays, siderophore chelating agents, secondary nutrients and micronutrients
February 01, 2018 - N°20180029945

Provided herein is a fertilizing composition including iron, zinc, manganese, boron, copper, molybdenum, sulphur, calcium, magnesium, siderophores and natural clays.
Method of applying a sulphur-containing sealing compound, apparatus therefor, correspondingly treated aerospace vehicle and use ...
Chemetall Gmbh
February 01, 2018 - N°20180029071

The invention relates to a method of sealing, coating or/and aerodynamic smoothing of at least one connecting element that protrudes from a surface or/and for sealing, coating or/and aerodynamic smoothing of a surface at a gap or at an uneven connection site with a sulfur-containing scod sealing compound at at least one application site, especially on an ...
Additives for gas phase oxidative desulfurization catalysts
Boreskov Institute Of Catalysis
February 01, 2018 - N°20180029023

A composition useful in oxidative desulphurization of gaseous hydrocarbons is described. It comprises a cuznal—o mixed oxide, and an h form of a zeolite. The mixed oxide can contain one or more metal oxide promoters. The h form of the zeolite can be desilicated, and can also contain one or more transition metals.
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Process for improving the grade and optical quality of zircons
Iluka Resources Limited
January 25, 2018 - N°20180023170

A process for improving the grade and optical quality of zircon, comprising: baking a mixture of a zircon feed and concentrated sulphuric acid at a baking temperature in the range of from 200 up to 400° c., and for a time to form water leachable sulphates with impurities therein including at least iron and titanium; leaching the baked mixture to dissolve ...
Methods for the preparation of alumina beads formed by dewatering a highly dispersible gel
Ifp Energies Nouvelles
January 25, 2018 - N°20180021754

A process for the preparation of an alumina in the form of beads with a sulphur content in the range 0. 001% to 1% by weight and a sodium content in the range 0. 001% to 1% by weight with respect to the total mass of said beads is described, said beads being prepared by shaping an alumina gel having a high dispersibility by drop coagulation. ...
Electrolytic system for precipitating metals and regenerating the oxidising agents used in the leaching of ...
Protech Spa
January 18, 2018 - N°20180016684

The invention relates to a combined electrolytic system for precipitating different types of metals (copper, zinc, nickel, cadmium, cobalt, silver, gold) and regenerating reagents for the leaching of metal sulphurs from solutions from leaching in a sulphuric-oxidising or hydrochloric-oxidising environment, including a process that permits the combining of the current reduction processes followed by oxidising processes which are complex and ...
Oem textile finishing compositions
Evonik Specialy Chemicals (shanhai) Co., Ltd.
January 11, 2018 - N°20180009954

Crosslinked aminosiloxanes obtainable by reaction of identical or different aminosiloxanes with identical or different epoxide components which are water-soluble hydrocarbons, the hydrocarbons comprising oxygen as well as carbon, and optionally further elements selected from nitrogen, sulphur and phosphorus, the hydrocarbon having on average more than one terminal epoxy group, the epoxy group being a carbooxirane radical, and, further, not more ...
System for sulphur removal from a flue gas
General Electric Technology Gmbh
January 11, 2018 - N°20180008929

A system for sulphur removal from a flue gas. The system includes an absorber, a reaction tank and a buffer tank. The buffer tank is connected to the reaction tank by a communicating vessel passage.
A process for the preparation of corrosion resistance sealed anodized coatings on aluminum alloy
Council Of Scientific & Industrial Research
January 04, 2018 - N°20180002825

Development of an alternative process to conventional toxic chromic acid anodization (caa) with equivalent corrosion resistance is a challenging task. The present invention provides a chromate free process for the manufacture of corrosion resistant sealed anodized coating for long term corrosion resistance of aerospace grade aluminum alloy. This method includes the steps of cleaning, chemical etching, anodizing in tartaric-sulphuric acid ...
Ecological remediation method for controlling sulphur pollution inblack and odorous sludge of rivers
January 04, 2018 - N°20180002209

The invention discloses an ecological remediation method for controlling sulphur pollution in black and odorous sludge of rivers. Firstly, the sludge from pollution layer of the rivers will be dredged and stacked on the banksides with slope protection built along the outer edge of the sludge storage site; then innocent pretreatment will be conducted for the sludge. Specific steps comprise ...
Ultra-high strength, hot-dip galvanized steel sheet having excellent surface quality and coating adhesion, and method ...
Posco
December 28, 2017 - N°20170369974

The present invention relates to an ultra-high strength, hot-dip galvanized steel sheet having excellent surface quality and coating adherence and to a method for manufacturing thereof, the ultra-high strength, hot-dip galvanized steel sheet comprising: 0. 1-0. 3% by weight carbon (c); 0. 1-2. 0% by weight silicon (si); 0. 005-1. 5% by weight aluminum (al); 1. 5-3. 5% by weight manganese (mn); 0. 04% by weight or less phosphorus (p) (...
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