Apparatus for pyrolysis of hydrocarbon starting products

Claim 2

In an apparatus for pyrolysis of hydrocarbon starting products, casing means having an upper hollow interior gas space and accommodating in its interior below said gas space a heat carrier which is adapted to be placed in a molten condition, first jet supply means extending downwardly into said gas space and having an open bottom discharge end situated in close proximity to an upper surface of said heat carrier for introducing into said casing means a jet of hydrocarbon starting products for creating with said jet a hydrodynamic crater in the upper surface of said molten heat carrier and for directing the jet of hydrocarbon starting products into the bottom of the thus-created crater to flow upwardly in said crater from the bottom toward the top thereof in the form of a thin layer along the crater surface in a manner providing an intensive transfer of heat from the heat carrier to the starting products, so that pyrolysis products leave the crater and emerge into the gas space over the heat carrier, heating means operatively connected with said casing means for placing said heat carrier in said molten condition, said heating means comprising a second jet supply means for supplying a gaseous heating agent to the upper surface of said heat carrier for creating therein a crater at said upper surface into which the jet of gaseous heating agent flows for transferring heat to the heat carrier to place the same in said molten condition, baffle means carried by said casing means in the interior thereof between the first and second jet supply means and extending to a depth which is only slightly below the upper surface of the heat carrier for dividing the space over the heat carrier into a pyrolysis zone with which a first discharge pipe means communicates and a zone for receiving gaseous heating agent, said first discharge pipe means being operatively connected to said casing means and communicating with said upper gas space for receiving said pyrolysis products and discharging them from said casing means and second discharge pipe means communicating with the gaseous heating agent receiving zone for removing gaseous heating agent therefrom.

Claim 3

The combination of claim 1 and wherein said baffle means is circular while said casing means has an outer circular side wall surrounding and spaced from said baffle means, said baffle means defining an interior inner region where said second jet supply means is located for providing heating of said heat carrier at an inner region of said gas space, while surrounding said baffle means there is an annular pyrolysis zone with which said first jet supply means communicates, said baffle means and casing means having a common upright central axis, and means acting on said molten heat carrier for setting the same into rotary motion about said axis.

Claim 4

The combination of claim 2 and wherein said means for setting said heat carrier into rotary motion includes lower portions of said first and second jet supply means which extend at an angle to create with the jets which issue therefrom a force on said heat carrier which sets the same into rotary motion.

Claim 9

An apparatus according to claim 5, wherein the centers of the outlet sections of the injector nozzles for feeding hydrocarbon starting products and gaseous heating agent are arranged at the surface of the heat carrier.

Claim 10

An apparatus according to claim 5, wherein there are provided radial ribs on the bottom wall of the casing.

Claim 11

In an apparatus for pyrolysis of hydrocarbon starting products, casing means having an upper hollow interior gas space and accommodating in its interior below said gas space a heat carrier which is adapted to be placed in a molten condition, heating means situated in the interior of said casing means for placing said heat carrier in said condition, first jet supply means extending downwardly into said gas space and having an open bottom discharge end situated in close proximity to an upper surface of said heat carrier for introducing into said casing means a jet of hydrocarbon starting products for creating with said jet a hydrodynamic crater in the upper surface of said molten heat carrier and for directing the jet of hydrodynamic starting products into the bottom of the thus-created crater to flow upwardly in said crater from the bottom toward the top thereof in the form of a thin layer along the crater surface in a manner providing an intensive transfer of heat from the heat carrier to the starting products, so that pyrolysis products leave the crater and emerge into the gas space over the heat carrier, and discharge pipe means operatively connected to said casing means and communicating with said upper gas space for receiving said pyrolysis products and discharging them from said casing means and wherein said heating means is in the form of a second jet supply means for supplying a gaseous heating agent to the upper surface of said heat carrier for creating therein a crater at said upper surface into which the gaseous heating agent flows for transferring heat to the heat carrier to place the same in a molten condition, baffle means carried by said casing means in the interior thereof between the first and second jet supply means and extending to a depth which is only slightly below the upper surface of the heat carrier for dividing the space over the heat carrier into a pyrolysis zone with which said discharge pipe means communicates and a zone for receiving gaseous heating agent, and second discharge pipe means communicating with the latter zone for removing gaseous heating agent therefrom and wherein said baffle means includes inner and outer circular baffle walls extending around a central upright axis of said casing means and extending downwardly from a top wall of said casing means with said outer baffle wall which extends downwardly from said top wall of said casing means being itself surrounded by an outer side wall of said casing means while both of said baffle walls extend downwardly into said carrier to a distance slightly below the upper surface thereof, and said baffle means including at least a pair of diametrically opposed radial extending baffles extending between said downwardly extending circular baffle walls which extend downwardly from said top wall of said casing means to divide the annular space between said circular walls which extend downwardly from said top wall into at least a pair of zones one of which is the pyrolysis zone and the other of which is a heating zone, and means operatively connected to the outer side wall of said casing means which surrounds the outer baffle wall extending downwardly from said top wall thereof for setting said casing means at its portion which is not connected to said top wall into rotary motion about said axis.

Claim 12

In an apparatus for pyrolysis of hydrocarbon starting products, casing means having an upper hollow interior gas space and accommodating in its interior below said gas space a heat carrier which is adapted to be placed in a molten condition, heating means situated in the interior of said casing means for placing said heat carrier in said condition, first jet supply means extending downwardly into said gas space and having an open bottom discharge end situated in close proximity to an upper surface of said heat carrier for introducing into said casing means a jet of hydrocarbon starting products for creating with said jet a hydrodynamic crater in the upper surface of said molten heat carrier and for directing the jet of hydrodynamic starting products into the bottom of the thus-created crater to flow upwardly in said crater from the bottom toward the top thereof in the form of a thin layer along the crater surface in a manner providing an intensive transfer of heat from the heat carrier to the starting products, so that pyrolysis products leave the crater and emerge into the gas space over the heat carrier, and discharge pipe means operatively connected to said casing means and communicating with said upper gas space for receiving said pyrolysis products and discharging them from said casing means and wherein said heating means is in the form of a second jet supply means for supplying a gaseous heating agent to the upper surface of said heat carrier for creating therein a crater at said upper surface into which the gaseous heating agent flows for transferring heat to the heat carrier to place the same in a molten condition, baffle means carried by said casing means in the interior thereof between the first and second jet supply means and extending to a depth which is only slightly below the upper surface of the heat carrier for dividing the space over the heat carrier into a pyrolysis zone with which said discharge pipe means communicates and a zone for receiving gaseous heating agent, and second discharge pipe means communicating with the latter zone for removing gaseous heating agent therefrom and wherein said baffle means includes inner and outer circular baffle walls extending around a central upright axis of said casing means and extending downwardly from a top wall of said casing means with said outer baffle wall which extends downwardly from said top wall of said casing means being itself surrounded by an outer side wall of said casing means while both of said baffle walls extend downwardly into said carrier to a distance slightly below the upper surface thereof, and said baffle means including at least a pair of diametrically opposed radial extending baffles extending between said downwardly extending circular baffle walls which extend downwardly from said top wall of said casing means to divide the annular space between said circular walls which extend downwardly from said top wall into at least a pair of zones one of which is the pyrolysis zone and the other of which is a heating zone, and means operatively connected to the outer side wall of said casing means which surrounds the outer baffle wall extending downwardly from said top wall thereof for setting said casing means at its portion which is not connected to said top wall into rotary motion about said axis.