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2 236 437

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IPC

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Application

2003107309/04, 2003-03-17

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Start date

2003-03-17

(22)

Actual filing date

2003-03-17

(45)

Published

2004-09-20

(72)

Inventor

Kudrjashov V.N.Fafanov G.P.Fajzrakhmanov N.N.Kharlampidi Kh.Eh.Karalin Eh.A.Ksenofontov D.V.Izmajlov R.I.Miroshkin N.P.Cherkasova E.I.Alishkina E.A.

(73)

Holder

Kazanskoe Otkrytoe Aktsionernoe Obshchestvo Sintez"

PROCESSES FOR CATALYTIC HYDROGENATION TREATMENT OF LIGHT PYROLYSIS TAR TREATMENT Russian patent published in 2004 - IPC

Abstract RU 2236437 C1

FIELD: petroleum processing and petrochemistry.

SUBSTANCE: treatment is carried out in presence of alumino-palladium catalyst, which, in the preparation stage including reduction in hydrogen-containing atmosphere, has been additionally treated with liquid stream containing monocyclic aromatic hydrocarbons at 20 to 100^оС and hydrogenation treatment.

EFFECT: reduced asphaltization.

3 cl, 1 tbl, 8 ex

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RU 2 236 437 C1

Authors

Kudrjashov V.N.

Fafanov G.P.

Fajzrakhmanov N.N.

Kharlampidi Kh.Eh.

Karalin Eh.A.

Ksenofontov D.V.

Izmajlov R.I.

Miroshkin N.P.

Cherkasova E.I.

Alishkina E.A.

Dates

2004-09-20—Published

2003-03-17—Filed