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Current content: 156 511 693 patent documents

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200 241 new documents added

1 026 356 documents amended

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EP 0024299 B1 19830126 - PROCESS FOR OBTAINING AROMATIC COMPOUNDS FROM PYROLYSED PETROL

Title (en)

PROCESS FOR OBTAINING AROMATIC COMPOUNDS FROM PYROLYSED PETROL

Publication

EP 0024299 B1 19830126 (DE)

Application

EP 80104092 A 19800715

Priority

DE 2931670 A 19790804

Abstract (en)

[origin: EP0024299A1] 1. Process for isolating benzene from pyrolysis gasoline by extraction and dealkylation, wherein the preliminary separation and concentration of the benzene aromatic fraction is carried out with non-hydrogenated pyrolysis gasoline.

IPC 1-7

C07C 15/02; C07C 15/04; C07C 7/10; C07C 7/04; C07C 4/14

IPC 8 full level

C07C 4/14 (2006.01); C07C 7/04 (2006.01); C07C 7/10 (2006.01); C07C 15/02 (2006.01); C07C 15/04 (2006.01); C10G 9/00 (2006.01); C10G 55/04 (2006.01)

CPC (source: EP)

C10G 9/00 (2013.01); C10G 55/04 (2013.01)

Designated contracting state (EPC)

BE DE FR GB NL

DOCDB simple family (publication)

EP 0024299 A1 19810304; EP 0024299 B1 19830126; DE 2931670 A1 19810226; DE 3061777 D1 19830303; ES 493979 A0 19810401; ES 8104163 A1 19810401

DOCDB simple family (application)

EP 80104092 A 19800715; DE 2931670 A 19790804; DE 3061777 T 19800715; ES 493979 A 19800804