TH71920B - Hydrocarbon gas processing - Google Patents

Abstract

DC60 (09/12/54) Process and equipment for recovery of heavier hydrocarbon components from Hydrocarbon gas flows in compact processing components have been disclosed. The gas stream is cooled, condensed and expanded to a lower pressure. And was paid in terms of Feed to the adsorption device within the processing assembly. The liquid stream of the distillation is collected. Collected from the aforementioned sorbent devices and introduced into the heat transfer device and internal mass. Processing components to expel the volatile components of the said fluid flow in While cooling the gas stream The distillation stream is collected from the heat transfer device and The mass and was cooled enough to at least partially condense it to create Residual vapor and condensed currents The volume and temperature of the feed are at the point temperature. At the core of the various desirable components The process and equipment for the recovery of heavier hydrocarbon components from hydrocarbon gas streams in compact processing components are disclosed by the gas streams being cooled. It is condensed and expanded to a lower pressure and is supplied as a feed to an adsorption device within the processing component. The distillation fluid stream is collected from the adsorption device and introduced into the The heat and mass transfer device inside the processing assembly to expel the volatile components of the liquid stream while cooling the gas stream.The distillation stream is collected from the heat and mass transfer device. It is then cooled enough to condense at least some of it to create residual and condensed vapor streams.The amount and temperature of the feed is at the temperature where the main parts of the desirable components are recovered. Returned in the liquid stream of the distillate that was expelled.

Claims (1)

Disclaimer (all) which will not appear on the advertisement page: Edit 22/04/2019 No disclaimer. ------------------------------ Hotfix 5 Mar. 62 Claims 1. A process for separating methane streams, C2 components, C3 components and heavier hydrocarbon components into volatile residual gases. And relatively less volatile components containing the main component C2, C3 component and the heavier hydrocarbon component the aforementioned or C3 component and component. Heavier hydrocarbons, in which (1) the aforementioned gas currents are divided into first and second (2), the first of the above is cooled (3), the second is cooled ( 4) The aforementioned cooled first part was combined with the aforementioned cooled second part for (5) The aforementioned chilled gas stream is divided into the first and the second (6). The first of the above is truly cooled to condense all the currents. And then is expanded to a lower pressure, where the current is further cooled. (7) The above expanded cooled current is supplied as a feed between The first and second sorbents are in a single processing component where the first sorbent is above the aforementioned second sorbent device (8). Was expanded to a lower pressure than above and was supplied in (9) The distillation fluid flow is collected from the bottom of the adsorption device. The second of the aforementioned and is heated in a heat transfer device and the mass present in the part. Engage the aforementioned processing to cool at least one part of step (3) while simultaneously removing more volatile components from the liquid stream of the aforementioned distillation. And thereafter discharges the heated distillation fluid stream and is expelled from the aforementioned gas. The aforementioned processing components as volatile components are somewhat less than the above. (10) The first distillation vapor stream is collected from the top of the apparatus. Transfer the heat and the aforementioned mass and are cooled enough to condense that vapor ++++++++++++++++++++++++++++++ 1. A process for separating methane gas streams. C2, C3 component and heavier hydrocarbon constituents form a relatively less volatile residual gas and a relatively less volatile constituent of the main C2 component, C3 component, and the heavier hydrocarbon component the above or its components. C3 and heavier hydrocarbon components, where (1) the aforementioned gas stream is divided into first and second (2), the first is cooled (3). Cooled (4) The aforementioned first cooled part was combined with the cooled second section to create a cooled gas stream (5) the aforementioned cooled gas stream was divided into the first. And the second (6) currents, the first above, were cooled to condense all of them literally, and then expanded to a lower pressure, where the currents were further cooled (7). The aforementioned expanded chilled is supplied as a feed between the first and second sorbent in the processing assembly where the first of the aforementioned sorbent device is above the suction device. (8) The second current is expanded to a lower pressure and is supplied as a bottom feed to the second sorbent device (9). ) The liquid stream of the distillation is collected from the bottom area of the second aforementioned sorption device and is heated in the heat transfer device and the t Is in the above processing assembly to allow at least one cooling of step (3) while removing more volatile components from the liquid stream of the aforementioned distillation at the same time and after (10) The vapor stream of the first distillation stream is emitted from the aforementioned processing components. It is collected from the top of the heat transfer device and the aforementioned mass and is cooled enough to condense at least part of the vapor stream to create a condensed and residual vapor stream containing the vapor. There is no condensation which remains after the aforementioned first distillation stream is cooled (11). One or more of the aforementioned condensed stream is supplied as top feed to the adsorption device. The first of the above (12) the second distillation vapor stream is collected from the top area of the first mentioned sorbent device and heated (13) the second distillation vapor stream is heated. The above is combined with any of the aforementioned residual vapor streams to create a combined vapor stream (1 4) The aforementioned combined vapor stream is heated, then releasing the heated aggregate vapor stream mentioned by the aforementioned processing components as a volatile residual gas portion thereof (15). The aforementioned second distillation vapor stream and the aforementioned combined vapor stream are heated in one or more heat exchangers contained in the aforementioned processing components to provide At least one part of the chilling parts (2), (6), and (10) and (16), the amount and temperature of the aforementioned feed currents fed to the first and second sorbents at The above was effective in maintaining the temperature of the aforementioned upper area of the aforementioned sorbent devices at temperature, where the main parts of the components in the relatively less volatile part were recovered.