Class 196/116 - Furnaces and flues

Subclass of Class 196 - Mineral oils: apparatus
Definition: The combination of a furnace with a mineral-oil vaporizer
No. of patents: 33
Last issue date: 10/23/2007

Number	Title	Issue Date
7285697	Reduction of total sulfur in crude and condensate cracking A process for cracking hydrocarbon feedstock comprising at least one sulfur-containing compound comprising: heating the feedstock and a peroxide-containing compound, mixing the heated feedstock and peroxide-containing compound with a fluid and/or a primary dilution ...	10/23/2007
7172412	Pyrolysis heater A pyrolysis heater particularly for the cracking of hydrocarbons in the production of olefins has a burner arrangement in the firebox which includes staged combustion low NOx hearth burners firing upwardly in the firebox adjacent to the walls. Wall stabil...	02/06/2007
7147681	Method and device for removing recoverable waste products and non-recoverable waste products Method and apparatus used in the field of waste management for utilizing recoverable waste products as efficiently as possible. The invention reduces the environmental impact of such a method to a minimum. The recoverable waste products and non-recoverable waste pro...	12/12/2006
7135105	Pyrolysis furnace with new type heat supply and method of high temperature cracking using the same The present invention provides a pyrolysis furnace with new type heat supply and a method of high temperature cracking using the same. The present invention employs top burners and bottom burners combined heat supply; the inlet of crossover section is connected from...	11/14/2006
7022293	Method and apparatus for processing a waste product A method and apparatus for processing a waste product and producing a synthesis gas is provided. The system includes a sealed, heated rotatable drum for preheating and preparing the waste material suitable for a plasma reactor, and processing the material in the rea...	04/04/2006
6852294	Alternate coke furnace tube arrangement Tubes within a radiant heating section of a coking furnace are arranged differently than in a single vertical column and connected together in a simple, planar serpentine pattern. The tubes are arranged in a plurality of offset or staggered vertical columns. This ar...	02/08/2005
6528027	Cracking furance having radiant heating tubes the inlet and outlet legs of which are paired within the firebox The present invention provides a furnace and process that relies on a multiplicity of radiant heating tubes, each in the form of a U-shaped coil, that are mounted within a furnace firebox such that an inlet leg of any one of the plural tubes is immediatel...	03/04/2003
6120650	Separation of hydrocarbons/water/emulsifier mixtures An apparatus for separating vaporous mixtures of hydrocarbons, water and emulsifier derived from the remediation of wellbore fluid, such as a mud containing solid particulate material in which the vaporous mixture is quenched with a hydrocarbon stream whi...	09/19/2000
5853567	Methods and apparatus for the viscosity reduction of heavy hydrocarbon feedstocks A method for reducing the viscosity of a liquid heavy hydrocarbon feedstock comprising the steps of bringing said feedstock to a temperature capable of cracking of at least a portion of the hydrocarbons present in said feedstock and introducing said feeds...	12/29/1998
5846385	Process and apparatus for energy recovering through waste classification and calcination The invention provide a process for energy recovering through waste classification and calcination and an apparatus therefor, comprises crushing and sorting various types of wastes and by means of a series of classification, calcination and recovering tre...	12/08/1998
5817226	Process and device for steam-cracking a light and a heavy hydrocarbon feedstock There is provided a process and a device with a convection zone (A) and a radiation zone (B) in a furnace (10), whereby the process includes: a first stage of precracking a feedstock of light hydrocarbons (1) and a second stage of final co-cracking of the...	10/06/1998
5795462	Apparatus and method for reclaiming useful oil products from waste oil Apparatus for reclaiming a useful oil product has an evaporation chamber, including an inlet for the waste oil, and an outlet for the vaporized oil, as a useful oil product. Burners are provided for heating the evaporation chamber to vaporized oil from th...	08/18/1998
5753086	Process for waste plastic recycling An apparatus for recycling or decompstiong waste plastic is decomposed in a diluent such as hot oil through actions involving free readical precursors, such as polyvinyl chloride or polyurethane is achieved at low temperatures. The thermal decompostion (o...	05/19/1998
5597451	Apparatus for thermally decomposing plastics and process for converting plastics into oil by thermal decomposition A thermal decomposition apparatus for plastics wherein plastics are melted and thermally decomposed, and the resulting decomposition gas is cooled for condensation and recovered in the form of a thermal decomposition oil. The apparatus comprises a thermal...	01/28/1997
5584969	Apparatus for thermally decomposing plastics and process for converting plastics into oil by thermal decomposition A thermal decomposition apparatus for plastics wherein plastics are melted and thermally decomposed, and the resulting decomposition gas is cooled for condensation and recovered in the form of a thermal decomposition oil. The apparatus comprises a thermal...	12/17/1996
5409675	Hydrocarbon pyrolysis reactor with reduced pressure drop and increased olefin yield and selectivity An enhanced hydrocarbon pyrolysis reactor for the production of olefins. The reactor provides enhanced heat transfer, reduced pressure drop, and reduced energy requirements while increasing selectivity and olefin yield. The radiant section tubes of the re...	04/25/1995
5286349	Apparatus for reclaiming useful oil products from waste oil Apparatus for reclaiming a useful oil product has an evaporation chamber, including an inlet for the waste oil, and an outlet for the vaporized oil, as a useful oil product. Burners are provided for heating the evaporation chamber to vaporize oil from the...	02/15/1994
5271808	Apparatus from waste oil for reclaiming a useful oil product An apparatus and a method are provided reclaiming a useful oil product from waste oil, such as used lubricating oil. The apparatus comprises an oil feed means, a boiler, a heater and a separating means. The heater is used to heat the waste oil in the boil...	12/21/1993
5271809	Pyrolytic furnace for the thermal cracking of hydrocarbons In a pyrolytic furnace for the thermal cracking of hydrocarbons, cracking tubes are combined into uniformly arranged groups in the radiation zone of the pyrolytic furnace. The cracking tubes in the radiation zone consist of straight, vertically extending ...	12/21/1993
5181990	Pyrolysis furnace for olefin production A pyrolysis furnace for cracking hydrocarbons comprising a furnace; a pair of inlet tubes extending generally vertically within the furnace and connected to an outlet tube having a larger diameter than either of the inlet tubes and extending generally ver...	01/26/1993
5151158	Thermal cracking furnace A thermal cracking furnace comprising horizontally disposed and vertically disposed radiant tube sections....	09/29/1992
5147511	Apparatus for pyrolysis of hydrocarbons An improved hydrocarbon pyrolysis process and apparatus for the production of ethylene comprising a novel furnace comprised of an unfired superheater radiant section and a fired radiant section, adiabatic tube reactor and quench boiler is provided....	09/15/1992
5124003	Apparatus for the steam cracking of hydrocarbons for the preparation of olefins an diolefins Apparatus for the cracking of hydrocarbons in the presence of steam for the production of olefins and diolefins which includes a thermal radiation enclosure enclosing at least one cracking tube having an inlet to which the hydrocarbons and steam are suppl...	06/23/1992
4999089	Cracking furnace A cracking furnace for thermal cracking of hydrocarbon feedstocks has a central burner provided vertically at the center of the ceiling of a combustion chamber, side burners provided vertically at both sides of the central burner, and reaction tubes verti...	03/12/1991
4997525	Hydrocarbon cracking apparatus The present invention relates to a process for the preparation of olefins by the cracking of hydrocarbons consisting in passing a mixture of hydrocarbons and steam flowing in a cracking tube disposed inside a radiation zone of a furnace. The process is ch...	03/05/1991
4819586	Cracking furnace with improved heat transfer to the fluid to be cracked A cracking furnace for naphtha and other hydrocarbons or, in general, for the rapid heating of a fluid feed stack has one or more tubular elements satisfying the following conditions: dh 32 F/Uࣘ40mm, and D/dࣙ2, wherein: dh =the h...	04/11/1989
4647436	Reaction tube system for a steam reformer A reaction tube system of a steam reformer, more generally referred to as tubular cracking furnace, for the indirect heating of cracking feedstock, such as the catalytic cracking of hydrocarbons, includes a plurality of reaction tubes and headers, the rea...	03/03/1987
4209490	Reactor coking simulator A bench scale hydrocarbon reactor simulator accurately simulating full scale reactor coking conditions wherein the rate of coking may be measured by maintaining constant temperature of the reactor simulator exit gas by a temperature responsive circuit var...	06/24/1980
4194966	Apparatus and method for improved fluid distribution in a tube of a direct fired heater Improved method and apparatus for distributing a fluid, e.g., a liquid-vapor mixture, through a conduit, e.g., a tube in a direct fired heater, involving at least one reduction means located inside the conduit to abruptly reduce the inside cross-sectional...	03/25/1980
4160701	Tube furnace for the cracking of organic feed stock A tube furnace for the cracking of organic feed stock, e.g. naphtha to ethylene, comprises a chamber traversed by at least one conduit system for the organic feed stock. The conduit system in the region of the inlet comprises a plurality of pipes which ar...	07/10/1979
4014749	Tube furnace for the cracking of organic feed stock A tube furnace for the cracking of organic feed stock, e.g. naphtha to ethylene, comprises a chamber traversed by at least one conduit system for the organic feed stock. The conduit system in the region of the inlet comprises a plurality of pipes which ar...	03/29/1977
4008128	Tube furnace, especially for the cracking of hydrocarbons A tube furnace, especially for the cracking of hydrocarbons, comprises a heat and combustion chamber in which the hydrocarbons are passed through a plurality of tube coils lying in planes parallel to the walls of the chamber and having predominantly verti...	02/15/1977
3947326	Vertical tube type cracking furnace Vertical tube type cracking furnace in which a convection-heating section for preheating the process fluid is provided above the combustion chamber, and gas passages connecting the convection-heating section and the combustion chamber are symmetrically pr...	03/30/1976

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Class 196/116 - Furnaces and flues