Heterocyclic carbon compound containing a hetero ring having chalcogen or nitrogen as the only ring hetero atoms

Subclass of:

044 - Fuel and related compositions

044300000 - LIQUID FUELS (EXCLUDING FUELS THAT ARE EXCLUSIVELY MIXTURES OF LIQUID HYDROCARBONS)

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application number	Description	Number of patent applications / Date published
044340000	The hetero ring contains five members including nitrogen and carbon (e.g., pyrrolidones, porphines, etc.)	43
044350000	The hetero ring contains five members including carbon and chalcogen	34
044333000	The hetero ring contains six members including nitrogen and carbon	20
044349000	The hetero ring contains six members including carbon and chalcogen (e.g., six-membered sorbitans, ketone peroxides, etc.)	6
044330000	Compound of indeterminate structure prepared by reacting a heterocyclic compound of known structure	6
044353000	The hetero ring contains three or four members	3
20110185626	Quaternary Ammonium Salt Detergents for Use in Fuels - A quaternary ammonium salt detergent made from the reaction product of the reaction of: (a) a hydrocarbyl substituted acylating agent and a compound having an oxygen or nitrogen atom capable of condensing with said acylating agent and further having a tertiary amino group; and (b) a quaternizing agent suitable for converting the tertiary amino group to a quaternary nitrogen and the use of such quaternary ammonium salt detergents in a fuel composition to reduce intake valve deposits.	08-04-2011
20130125452	AMINE MIXTURE - An amine mixture includes a polyisobuteneamine and an aliphatic amine. The amine mixture is obtained by reductive amination of a mixture with ammonia or an amine HNR	05-23-2013
20140157656	DIESEL FUEL COMPOSITIONS - A diesel fuel composition comprising a first additive (i) comprising a quaternary ammonium salt and a second additive (ii) comprising a Mannich reaction product; wherein the quaternary ammonium salt additive (i) is formed by the reaction a quaternising agent which is not an ester and a compound formed by the reaction of a hydrocarbyl-substituted acylating agent and an amine of formula (B1) or (B2): wherein R	06-12-2014

Entries
Document	Title	Date
20090307964	USE OF SOLUBILIZERS FOR HOMOGENIZING ADDITIVE CONCENTRATES - A cold-stabilized fuel oil composition comprising a major proportion by weight of a middle distillate fuel which boils in the range of 120-500° C. and minor proportions by weight of	12-17-2009
20100287822	ASSOCIATIVE POLYMERS FOR MIST-CONTROL - Polymeric mist control materials, methods of forming polymeric mist control materials, and methods of using such materials for mist control are provided. The polymeric mist control additives are formed of molecules comprised predominantly of monomers that confer high solubility in fuel and include associative groups that attract each other in donor-acceptor manner, and are incorporated such that multiple associative groups are in close proximity (“clusters”), such that the clusters are separated by very long non-associative sequences.	11-18-2010
20130192125	METHODS FOR STABILIZATION AND USE OF NANOPARTICLE Fe6.degree. - A stabilized nano-Fe	08-01-2013
20140331547	TRACERS AND METHOD OF MARKING LIQUIDS - Method of marking a hydrocarbon liquid includes: adding	11-13-2014