Abstract: A distribution unit for distributing a multi-phase fluid mixture is disclosed. The distribution unit includes a distribution body defining a first passage, and a first distal body portion having a plurality of first slots. The distribution body includes a second distal body portion having a plurality of second slots distributed on a side wall of the second distal body portion. Each of the plurality of second slots is adapted to accommodate a baffle plate. The second distal body portion includes at least one aperture formed on a bottom wall of the second distal body portion. The plurality of first slots, the plurality of second slots, and the at least one aperture are in fluid communication with the first passage to discharge the flow of the multi-phase fluid.

Abstract: The present invention provides a catalyst composition comprising rare earth exchanged USY zeolite (REUSY); pentasil zeolite; phosphorous compound; clay, silica, alumina, and spinel to enhance the catalytic activity and selectivity for light olefins in FCC operation conditions. The present invention also provides a process for the preparation of Light olefin enhancing catalyst composition with high propylene yield and coke selectivity.

Abstract: A delayed coking furnace (100) for heating coker feedstock (101) is disclosed. The furnace (100) includes a first heating zone (102) adapted to provide heat to the coker feedstock (101) through a convective heat transfer and then a second heating zone (104) positioned below the first heating zone (102) and adapted to heat the coker feedstock (101) through radiative heat transfer, wherein the second heating zone (104) include a lower portion and an upper portion. Further, said furnace (100) includes a plurality of burners (106) located at the lower portion of the second heating zone (104) and at least one baffle (111) disposed in the upper portion of the second heating zone (104). Further, the present disclosure provides that the at least one baffle (111) is adapted to increase a convective heat transfer coefficient associated with a flue gas flowing from the second heating zone (104) to the first heating zone (102).

Abstract: The present invention relates to Delayed Coking of heavy petroleum residue producing petroleum coke and lighter hydrocarbon products. The invented process utilizes a pre-cracking reactor for mild thermal cracking of the feedstock and intermediate multistage separation system before being subjected to higher severity thermal cracking in delayed coking process, resulting in reduction in overall coke yield.

Abstract: The present invention provides a process for upgrading LCO to (i) high octane gasoline and high aromatic feedstock for aromatic complex, (ii) Utilization of FCC for cracking unconverted diesel range stream from hydrocracker to high octane gasoline. This invention discloses the process to improve the quality (e.g., RON, Sulfur) of gasoline by utilizing FCC and hydrocracking processes.

Abstract: The present invention relates to a conversion of fuel grade coke produced through thermal cracking of heavy petroleum residue to anode grade coke. More specifically, the present invention provides a process which employs high sulfur fuel grade coke as the feedstock to produce low sulfur coke which can be used to manufacture electrodes for use in aluminium industry. Further, the invention also relates to a system for removal of metal content from coke and conversion of fuel grade coke to anode grade coke.

Abstract: The present invention relates to development of high performing oil soluble and water dispersible corrosion inhibitor composition for mitigating internal corrosion of crude oil pipelines during storage and transportation of crude oils. The developed composition consists of acid-amine complex as corrosion inhibiting agent, mixture of organic acids as dispersing agent and ester derivative of alkylated phenol for better film formation. The present invention further relates to a process of preparation of the oil soluble and water dispersible corrosion inhibitor composition and subsequently a process for protecting the corrosion of internal metal surface of crude oil transportation pipelines using the corrosion inhibitor composition.

Abstract: The present invention relates to a catalyst composition and a process for preparing thereof, wherein the catalyst composition is specifically active for hydro-conversion of LCO involving mainly the partial ring opening of multi-ring aromatics leading to the production of petrochemical feedstock. The catalyst composition comprises of a carrier comprising ultra-stable Y zeolite and binder alumina, group VIB and VIIIB metal species, and organic additives. The carrier is impregnated with metal solution to form active sites of WS2 slabs of dimensions in the range of 35-45 ?.

Abstract: The present invention relates to a process for production of High-Octane Gasoline blending component, Heavy Naphtha with high aromatic content and High Cetane Diesel from high aromatic middle distillate range boiling streams obtained from catalytic as well as thermal cracker units.

Abstract: The present invention relates to delayed coking of heavy petroleum residue producing petroleum coke and lighter hydrocarbon products. The invented process utilize a pre-cracking reactor and a reactor furnace for mild thermal cracking of the feedstock and an intermediate separator, before being subjected to higher severity thermal cracking treatment in a coker furnace and a coking drums, resulting in reduction in overall coke yield.

Abstract: The present invention relates to a process for production of anisotropic coke from a hydrocarbon feedstock and a system for producing the same. More particularly, the present invention relates to a thermal cracking of heavy petroleum residue producing petroleum coke and lighter hydrocarbon products. The invented process utilizes a novel scheme for production of a premium quality coke from primarily, a clarified oil feedstock. Clarified oil from fluid catalytic cracking unit is routed through a process scheme comprising a separator column, hydro-treatment section and an aromatic extraction section to create an ad-mix of effluents which form the feedstock to a thermal cracking unit. Premium quality anisotropic coke is produced in the thermal cracker reactor drums under tailor made process conditions employing the said feedstock.

Abstract: The present invention relates to an improved CuAl2O4 spinel based catalyst additive composition having bi-modal pore size for improving gasoline sulfur removal activity by maintaining high gasoline selectivity and maintaining research octane number (RON) while cracking heavier hydrocarbon feedstocks in the fluid catalytic cracking unit. More particularly, present invention relates to a gasoline sulfur reduction (GSR) additive comprising copper aluminate spinel, acidic alumina matrix; and clay, wherein the additive having bimodal pore distribution. Present invention also relates to a process for preparing the gasoline sulfur reduction (GSR) additive.

Abstract: The present invention relates to a co-solubilization process for preparation of a polymer modified bitumen/asphalt and emulsified polymer modified bitumen/asphalt from bitumen, polymer, emulsifier etc. The present invention further relates to a polymer modified bitumen comprising bitumen and styrene-butadiene-styrene (SBS) linear co-polymer having high softening point. The present invention also relates to the use of the polymer modified bitumen and its emulsion in in micro-surfacing for maintenance of pavements.

Abstract: The invention discloses a novel method for preparation of highly active and selective dehydrogenation catalyst, comprising of metal oxide of group VIB elements of periodic table, and at least one metal oxide from group IA and/or group VIII, supported on alumina or silica or mixture thereof, wherein the accessibility to active sites and dispersion of metal oxides is enhanced by the addition of carbonaceous material such as coke derived from coal or petroleum coke or any other form of carbon, during catalyst preparation and its combustion thereof during calcination.

Abstract: The present invention relates to crude oil processing, particularly related to conversion of crude oil containing high amount of naphthenic acid compounds to lighter hydrocarbon materials with minimum capital expenditure. The invented process utilizes a novel scheme for high TAN crude oils by employing thermal cracking process to maximize the residue conversion to valuable products, which require minimum modifications in unit metallurgies and corrosion inhibitor injection schemes in refineries.

Abstract: The present invention is related to an integrated process for enhancing the yields of propylene and other light olefins from Fluid catalytic cracking (FCC) process in combination with Oxidative propane dehydrogenation (OPDH) where in a hydrocarbon stream from Propylene recovery section consisting of propane predominantly, is converted to high value light olefins primarily C3 and C2 olefins by catalytic oxidative dehydrogenation using carbon dioxide from FCC flue gas exiting the regenerator. Several process configurations for the conversion of C3 and C4 alkanes to their respective alkenes separately or simultaneously by integrating with FCC are provided.

Abstract: The present invention relates to an assorted co-staging and counter stage hydro-treating process configuration scheme is disclosed for deep desulfurization and deep hydro-treating of diesel range hydrocarbons for obtaining diesel product having product sulfur less than 10 ppm and cetane number more than 51.

Abstract: The present invention relates to a hydrocracking reactor system and a process utilizing the same for upgrading heavy hydrocarbonaceous material to value-added products. Accordingly, an aspect of the present invention includes dispersing a liquid feedstock pre-mixed with a catalyst from top of a reactor vessel to obtain dispersed droplets having a predetermined droplet size less than 500 ?m, introducing a gaseous feed comprising primarily of hydrogen from bottom of the reactor vessel to form a continuous gaseous phase throughout a cross-section of the reactor vessel, and allowing the dispersed droplets to contact the continuous gaseous phase throughout the cross-section of the reactor vessel to form reaction effluent comprising one or more lighter product hydrocarbons. The method may further include removing at least a top portion and at least a bottom portion of the reaction effluent from the reactor vessel.

Abstract: The present invention provides a catalyst composition comprising rare earth exchanged USY zeolite (REUSY); pentasil zeolite; phosphorous compound; clay, silica, alumina, and spinel to enhance the catalytic activity and selectivity for light olefins in FCC operation conditions. The present invention also provides a process for the preparation of Light olefin enhancing catalyst composition with high propylene yield and coke selectivity.

Abstract: The present invention relates to a process and system for complete conversion of crude oils by integrating delayed coking process, high severity catalytic cracking process and naphtha cracking processes along with olefin recovery section, aromatic recovery section and gasifier section to maximize the crude oil conversion to valuable products like light olefins, aromatics and chemicals.