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Patent Searching and Data


Title:
METHOD AND DEVICE FOR DESULFURIZATION AND DEACIDIFICATION OF ALKYLATED PRODUCT
Document Type and Number:
WIPO Patent Application WO/2017/000516
Kind Code:
A1
Abstract:
Disclosed are a method and a device for desulfurization and deacidification of an alkylated product. The method comprises the following steps: (a) sending an alkylated product containing sulphuric acid and sulphates and fresh sulphuric acid into a pickling and separating tank (1); (b) in a pickling wire screen filler (2) at the lower portion of the pickling and separating tank (1), bringing sulphates in contact with fresh sulphuric acid, coalescing and separating; the sulphates dissolved in sulphuric acid and sulphuric acid as a heavy phase settling to the bottom of the pickling and separating tank (1); (c) the alkylated product as a light phase entering a separating wire screen filler (3) at the upper portion of the pickling and separating tank (1) to obtain an alkylated product with a reduced sulphuric acid content; (d) sending the resultant alkylated product from the top of the pickling and separating tank (1) to an acid and hydrocarbon separating section for separating the acid from hydrocarbons; (e) obtaining an alkylated product with a sulphuric acid content of below 10 mg/kg; and (f) sending the resultant alkylated product to an adsorption device (13) to obtain a product in which sulphates and sulphuric acid are removed.

Inventors:
BAI ZHISHAN (CN)
QIAO WEI (CN)
PANG FULONG (CN)
YANG XIAOYONG (CN)
WANG BINGJIE (CN)
Application Number:
PCT/CN2015/098011
Publication Date:
January 05, 2017
Filing Date:
December 21, 2015
Export Citation:
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Assignee:
UNIV EAST CHINA SCIENCE & TECH (CN)
International Classes:
C10G53/02; C07C7/12
Foreign References:
CN104927907A2015-09-23
US20060278568A12006-12-14
CN1803739A2006-07-19
CN102271777A2011-12-07
Attorney, Agent or Firm:
SHANGHAI PATENT & TRADEMARK LAW OFFICE, LLC (CN)
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