Pemex Deer Park is an

oil refinery An oil refinery or petroleum refinery is an industrial process plant where petroleum (crude oil) is transformed and refined into useful products such as gasoline (petrol), diesel fuel, asphalt base, fuel oils, heating oil, kerosene, lique ...

located in

Deer Park, Texas Deer Park is a city in the U.S. state of Texas within the Greater Houston, Houston–Sugar Land–Baytown metropolitan area. The city is located in Harris County, Texas, Harris County and is situated in Southeast Texas. At the 2020 Unite ...

on the

Houston Ship Channel The Houston Ship Channel, in Houston, Texas, is part of the Port of Houston, one of the busiest seaports in the world. The channel is the conduit for ocean-going vessels between Houston-area terminals and the Gulf of Mexico, and it serves an incr ...

in the

Greater Houston Greater Houston, designated by the United States Office of Management and Budget as Houston–The Woodlands–Sugar Land, is the fifth-most populous metropolitan statistical area in the United States, encompassing nine counties along the Gulf Co ...

area. It is owned and operated by

Pemex Pemex (a portmanteau of Petróleos Mexicanos, which translates to ''Mexican Petroleum'' in English; ) is the Mexican state-owned petroleum company managed and operated by the Mexican government. It was formed in 1938 by nationalization and expr ...

. As of December 2017, the plant is the fourth-largest taxpayer and the tenth largest employer in Harris County. The refinery has a crude processing capacity, making it the 18th largest in the US, as of January 2019, with a facility that includes crude &

vacuum distillation Vacuum distillation is distillation performed under reduced pressure, which allows the purification of compounds not readily distilled at ambient pressures or simply to save time or energy. This technique separates compounds based on differences i ...

delayed coker A delayed coker is a type of coker whose process consists of heating a residual oil feed to its thermal cracking temperature in a furnace with multiple parallel passes. This cracks the heavy, long chain hydrocarbon molecules of the residual oil i ...

fluid catalytic cracker In physics, a fluid is a liquid, gas, or other material that continuously deforms (''flows'') under an applied shear stress, or external force. They have zero shear modulus, or, in simpler terms, are substances which cannot resist any shear ...

hydrocracker In petrochemistry, petroleum geology and organic chemistry, cracking is the process whereby complex organic molecules such as kerogens or long-chain hydrocarbons are broken down into simpler molecules such as light hydrocarbons, by the breaking of ...

, polymerization, and

alkylation Alkylation is the transfer of an alkyl group from one molecule to another. The alkyl group may be transferred as an alkyl carbocation, a free radical, a carbanion, or a carbene (or their equivalents). Alkylating agents are reagents for effecting ...

units. Secondary processing units make the refinery's capacity . Construction of the Deer Park refinery began in 1929, on an 800-acre site, and has expanded several times over the years. Construction of the petrochemical facilities began in 1940. Before Shell sold Deer Park to Pemex, the facility encompassed 2,300 acres and employed 1,500 Shell employees, and 1,200 contract employees of several subcontractors. Dating to 1929, it was operated from 1993 to 2022 as a 50-50 joint venture between

Shell US Shell USA, Inc. (formerly Shell Oil Company, Inc.) is the United States-based wholly owned subsidiary of Shell plc, a UK-based transnational corporation " oil major" which is amongst the largest oil companies in the world. Approximately 18,000 ...

and

. On May 24, 2021, Pemex and Shell reached an agreement for the sale of Shell´s interest in Deer Park Refining Limited Partnership, transferring full ownership of the refinery to Pemex, subject to regulatory approval. On January 20, 2022, Shell completed sale of their interest in the Deer Park refinery to Pemex. Pemex Deer Park is now known as Deer Park Refining Limited Partnership. Deer Park Chemical Plant is owned and operated by Shell Chemical Co.

References

External links

Aerial view of Pemex Deer Park Refinery on Google Maps
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(est.1938) — the . {{Houston-Sugar Land-Baytown MSA Oil refineries in Texas Buildings and structures in Harris County, Texas Energy infrastructure completed in 1929 1929 establishments in Texas Pemex