Last edited by Akidal
Thursday, July 30, 2020 | History

1 edition of Hydrofluoric acid alkylation. found in the catalog.

Hydrofluoric acid alkylation.

Phillips Petroleum Company.

Hydrofluoric acid alkylation.

by Phillips Petroleum Company.

  • 295 Want to read
  • 17 Currently reading

Published by Phillips petroleum company in [Bartlesville, Okl.] .
Written in English

    Subjects:
  • Petroleum -- Refining.,
  • Gasoline.,
  • Hydrofluoric acid.

  • Edition Notes

    ContributionsChamplin Refining Company, Enid, Okla.
    Classifications
    LC ClassificationsTP692.2 .P5
    The Physical Object
    Paginationvi, 366, [3] p.
    Number of Pages366
    ID Numbers
    Open LibraryOL17880857M
    LC Control Number46006531

    China’s Hongrun Petrochemical, a Sinochem subsidiary, has licensed Honeywell UOP’s Isoalky ionic liquids alkylation technology for its refinery complex in Shandong.. Honeywell said Hongrun is the first petrochemicals manufacturer in China to license the process, which is an alternative to conventional liquid acid or solid catalyst systems. hydrofluoric acid. Develop a detailed study concerning the alkylation process, how it works and find the principals variables of the process. Identify the operating principles of the alkylation unit to select the corresponding nodes which they will be evaluated in detail in each section of the unit.

    BF3 Etherate is used as a Lewis Acid catalyst to manufacture chemical intermediates for Pharma,Agro, Fragrances, and related industry. As a Catalyst in Organic Synthesis - Acetylation, Alkylation, Polymerization, Dehydration and Condensation reactions; As a . [hydrofluoric acid].” The Board justified this request as relevant because it “tend[s] to show the integrity, security, and risks of the modified hydrofluoric acid used in the alkylation unit, which was nearly released in the February explosion.” As with Request 1SUBINT01, the risks posed by the modified hydrofluoric acid were among the.

    Materials selection in HF-alkylation units is mostly based on long time experience. The most widely used material in the Station units is standard carbon steel, because it is capable to form a thick protective FeF{sub 2} layer in concentrated or anhydrous hydrofluoric acid. Alkylation creates additives that boost the octane of gasoline. Several benefits to using HF make it more attractive than sulfuric acid. First, the typical HF alkylation unit requires far less acid than a sulfuric acid unit to achieve the same volume of alkylate. Second, the HF process only creates a small amount of organofluoride side products.


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Hydrofluoric acid alkylation by Phillips Petroleum Company. Download PDF EPUB FB2

Hydrofluoric Acid Alkylation Hardcover – January 1, by Phillips Petroleum Company (Author) See all formats and editions Hide other formats and editions. Price New from Used from Hardcover "Please retry" — — $ Hardcover from $ Author: Phillips Petroleum Company.

In the hydrofluoric acid process, the slipstream of acid is redistilled. Any dissolved polymerization byproducts are removed from the acid stream.

These are generally thick, dark-colored oils. Concentrated hydrofluoric acid is recycled. Hydrofluoric acid alkylation units are sophisticated and demand special engineering and operator training. An alkylation unit (alky) is one of the conversion processes used in petroleum is used to convert isobutane and low-molecular-weight alkenes (primarily a mixture of propene and butene) into alkylate, a high octane gasoline process occurs in the presence of an acid such as sulfuric acid (H 2 SO 4) or hydrofluoric acid (HF) as catalyst.

American Bhopals: The threat of catastrophic refinery accidents and sabotage of hydrofluoric acid alkylation units Unknown Binding – January 1, by Neil C Livingstone (Author) See all formats and editions Hide other formats and editions.

Bhopal’s was a gas leak disaster it was the worst recorded industrial disaster in human history. Author: Neil C Livingstone. Hydrofluoric Acid Alkylation. Two hydrofluoric acid (HF) alkylation processes are commonly available. These are the Phillip process and the UOP process.

The HF processes have no mechanical stirring as in the sulphuric acid processes. Alkylation Process Alkylation is the process of producing gasoline range material light olefins (primarily propylene and butylene) with isobutane in the presence of a highly acidic catalyst, either sulfuric acid or hydrofluoric acid.

The product (alkylate) contains a mixture of high-octane, branched-chain paraffinic hydrocarbons. The commercially adopted alkylation processes in refineries utilise two main catalyst types: sulphuric acid and hydrofluoric acid (HF).

Refiners that use HF in their alkylation units are burdened with safety and environmental concerns, leading to tremendous pressure from both regulatory agencies and community activists.

Hydrofluoric acid alkylation. ABB Review 3/ 25 more than 40 years. The systems are installed in both ConocoPhillips and UOP licensed units in North and South America, Europe and the Middle East, and in sites operated by other major refining companies.

The ABB–ConocoPhillips solution. HF Acid Pipe HF Acid Valves HF Acid Fittings HF Acid Flanges. Our HF Alkylation Certified Flange inventory is unsurpassed and is considered one of the most extensive inventories in the world.

Information provided in this page is in accordance with the Edition of the ANNUAL BOOK OF ASTM STANDARDS. Refer to ASME B & PV Section II for. Based on our preliminary review, Sulfuric Acid Alkylation and Solid Acid Alkylation are the two options that have shown enough commercial development to support the conversion of an existing HF Alkylation Unit, although Solid Acid Alkylation technology is still in the early phases of commercial implementation.

A brief summary of. U.S. Metals is a worldwide supplier of Hydrofluoric Acid (HF) Alkylation seamless pipes. Contact us to learn about our unsurpassed inventory.

Information provided in this page is in accordance with the Edition of the ANNUAL BOOK OF ASTM STANDARDS.

Refer to ASME B & PV Section II for non-identical A/SA requirements. Connect. Houston, TX. Alkylation reactions are catalyzed by strong acids (i.e., sulfuric acid [H 2 SO 4] and hydrofluoric acid [HF]) to take place more selectively at low temperatures of 70°F for H 2 SO 4 and °F for HF.

By careful selection of the operating conditions, a high proportion of products can fall in the gasoline boiling range with motor octane. In a interview, the Sunoco refinery manager said the Point Breeze sulfuric alkylation unit requires two tanker loads of acid each day, compared with one delivery a week of hydrofluoric acid.

Hydrofluoric acid also produces an alkylate with slightly higher octane. Hydrofluoric acid alkylation. [Phillips Petroleum Company.; Champlin refining company, Enid, Okla.] A compilation of a series of reports commonly known as "Blue books" which were issued to the industry during and by Phillips petroleum company and also in cooperation with the Champlin refining company.

Pref. Alkylation processes use either sulfuric or hydrofluoric acid as the catalyst to promote the alkylation reaction. Each catalyst has different operating temperatures and pressures, and the sulfuric acid is liquid at unit operating conditions, unlike hydrofluoric acid which is a gas at unit operating conditions.

Abstract. Motor fuel alkylation in the petroleum refining industry refers to the acid-catalyzed conversion of C 3-C 5 olefins with isobutane into highly branched C5-C12 isoparaffins collectively called alkylate, a valuable gasoline blending component.

Alkylation reactions are catalyzed by liquid and solid acids. Hydrofluoric acid is a solution of hydrogen fluoride (HF) in is used to make most fluorine-containing compounds; examples include the commonly used pharmaceutical antidepressant medication fluoxetine (Prozac) and the material PTFE (Teflon).

Elemental fluorine is produced from it. Solutions of HF are colourless, acidic and highly is commonly used to etch. Important results and observations have been derived from recent Hazop analyses performed on hydrofluoric acid (HF) and sulfuric acid (H/sub 2/SO/sub 4/) alkylation units at five refineries.

Because of the inherent hazards associated with the use of HF or H/sub 2/SO/sub 4/ as catalysts in the alkylation process, particular attention was focused. The American Petroleum Institute also provides guidance through its recommended Safe Operation of Hydrofluoric Acid Alkylation Units.

The U.S. has about operating refineries, and 89 use alkylation to make cleaner burning gasoline as well as jet fuel and marine diesel fuel.

Less than 50 use HF, while the others use sulfuric acid. The nonprofit Center for Public Integrity, however, cited an industry paper that estimated the cost of retrofitting a typical hydrofluoric acid alkylation unit to use sulfuric acid to be much less — between $50 million and $ million for each refinery, depending on the size.

Safe Operation of Hydrofluoric Acid Alkylation Units; Fourth Edition. Active Standard. The refining industry has long demonstrated that HF acid alkylation units can be operated safely and responsibly.

Like many industrial processes, the HF acid alkylation process presents operational risk and must be properly designed, well-maintained and.Hydrofluoric acid alkylation (HFU) unit optimization The use of robust pre-calibrated on-line analyzer technology for the measurement of HF acid purity This white paper aims to illustrate how the fast response times and excellent repeatability of an on-line FT-NIR analyzer, when coupled with a robust field sample system and.hydrofluoric acid acid mixture alkylation Prior art date Legal status (The legal status is an assumption and is not a legal conclusion.

Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number USA Inventor Thonet C Dauphine.