82.
(11) Patent number: 2160302
(46) Date of publication: 10.12.2000
(51) Int. Cl.7: C 10 G 21/14, 21/16, 21/18, 21/20
(21) Application number: 99116166/04
(22) Application date: 23.07.1999
(71) Applicant:
Institut khimii nefti SO RAN
(72) Inventor:
Bauehr L.N.
(73) Proprietor:
Institut khimii nefti SO RAN
(98) Mail address:
634021, g.Tomsk, pr. Akademicheskij 3, IKhN SO RAN, PI
(54) METHOD OF PURIFICATION OF OIL PRODUCTS FROM SULFIDES
(57)
FIELD: methods of purification of oil products from sulfides, applicable in oil refining and petrochemical industries. SUBSTANCE: method is realized by adding with stirring to oil product solution in hexane of polymer selected from group including chlorinated polypropylene, polymethacrylic acid, polyacrylic acid, polyethylene glycol with polymer-oil product ration of 1.3 to 1.51, and precipitated polymer is separated from mixture. EFFECT: simplified purification of oil products from sulfides.
|
|
