Systems and methods of integrated gas oil separation are disclosed. Systems include a high pressure production trap (HPPT), a low pressure production trap (LPPT), a low pressure degassing tank (LPDT), a first knockout drum (KOD) fluidly coupled to the LPDT and operable to accept an atmospheric pressure off-gas from the LPDT, an atmospheric pressure compressor fluidly coupled to the first KOD and operable to compress the atmospheric pressure off-gas to introduce the atmospheric pressure off-gas from the LPDT into the LPPT inlet feed stream, a second KOD fluidly coupled to the LPPT and operable to accept a low pressure off-gas from the LPPT, and a low pressure compressor fluidly coupled to the second KOD and operable to compress the low pressure off-gas to introduce the low pressure off-gas from the LPPT into the crude oil inlet feed stream.

A process for purification a hydrocarbon stream including: (a) Providing a hydrocarbon stream having a diene value of at least 1.0, a bromine number of at least 5 g and containing at least 10 wt % of pyrolysis plastic oil; b) contacting the effluent obtained in step a) with a silica gel, clays, alkaline or alkaline earth metal oxide, iron oxide, ion exchange resins, active carbon, active aluminium oxide, molecular sieves, alkaline oxide and/or porous supports, and/or silica gel, or any mixture thereof; c) performing a first hydrotreating step; d) contacting the effluent obtained in step c) with silica gel, clays, alkaline or alkaline earth metal oxide, iron oxide, ion exchange resins, active carbon, active aluminium oxide, molecular sieves, alkaline oxide and/or porous supports and silica gel, or any mixture thereof; e) performing a second hydrotreating step; and f) recovering a purified hydrocarbon stream.

A method and apparatus for separating production fluids using a system designed to minimize the heating requirements through thermodynamic efficiency and reduce equipment costs.

A method and apparatus for separating production fluids using a system designed to minimize the heating requirements through thermodynamic efficiency and reduce equipment costs.

A process for the purification of a hydrocarbon stream including: (a) Providing a hydrocarbon stream having a diene value of at least 1.0 and a bromine number of at least 5 gBr2/100 g and containing pyrolysis plastic oil; (b) Optionally contact the hydrocarbon stream obtained in step (a) with a silica gel, clays, alkaline or alkaline earth metal oxide, iron oxide, ion exchange resins, active carbon, active aluminum oxide, molecular sieves, alkaline oxide and/or porous supports and silica gel, or any mixture thereof; (c) Heating the stream obtained in step a) or b) followed by a mixing of the heated stream with a second diluent heated at a temperature of at least 300° C. preferably at least 330° C.; (d) performing an hydroprocessing step at a temperature of at least 250° C. in the presence of H2; and (e) recovering a purified hydrocarbon stream.

The present invention relates to a regenerable hydrogen sulfide adsorbent and a preparation method thereof. The preparation method specifically includes: 1) combining meta-aluminate as an active component with activated alumina as a carrier in a manner of impregnation, spray coating or solid phase mixing to obtain a precursor; 2) aging and drying the precursor, and finally performing roasting to obtain the adsorbent; and 3) processing the adsorbent to present a specific size and shape through shaping measures to meet industrial application requirements. Compared with the prior art, the adsorbent obtained according to the present invention can achieve an efficient removal effect on hydrogen sulfide gas at a material inlet, with a concentration adaption range of 0 to 1000 ppm and an effective removal precision of 0.1 ppm or below.

The present invention relates to a regenerable hydrogen sulfide adsorbent and a preparation method thereof. The preparation method specifically includes: 1) combining meta-aluminate as an active component with activated alumina as a carrier in a manner of impregnation, spray coating or solid phase mixing to obtain a precursor; 2) aging and drying the precursor, and finally performing roasting to obtain the adsorbent; and 3) processing the adsorbent to present a specific size and shape through shaping measures to meet industrial application requirements. Compared with the prior art, the adsorbent obtained according to the present invention can achieve an efficient removal effect on hydrogen sulfide gas at a material inlet, with a concentration adaption range of 0 to 1000 ppm and an effective removal precision of 0.1 ppm or below.

A method and apparatus for separating production fluids using a system designed to minimize the heating requirements through thermodynamic efficiency and reduce equipment costs.

A method and apparatus for separating production fluids using a system designed to minimize the heating requirements through thermodynamic efficiency and reduce equipment costs.

A ionic liquid composition to remove sulfur from refined crude oil fraction, comprising or consisting of two or more compounds having: —an imidazolium cation substituted by one or more straight or branched C.sub.1-C.sub.6 alkyl group and —an anion selected from the group consisting of R.sub.5COO, CI., Br, [BF.sub.4], [PF.sub.6]—, [SbF.sub.6]—, [R.sub.6SO.sub.4], [OTs], [OMs], wherein R5 is C.sub.1-C.sub.8 alkyl, Cs—Cs cycloalkyl, benzyl, C.sub.2-C.sub.6 alkenyl, and R6 is C.sub.1-C.sub.6 alkyl.