EP 0591856 A1 19940413 - Pulsed air decoking.
Title (en)
Pulsed air decoking.
Title (de)
Gepulstes Luft-Entkokungsverfahren.
Title (fr)
Décokage à air pulsé.
Publication
Application
Priority
US 95661292 A 19921005
Abstract (en)
A method for decoking a hydrocarbon reaction process pathway without the need to shutdown or cool the reactor, including the steps of interrupting the hydrocarbon feed flow, introducing a series of air pulses of limited duration into a steam matrix for combustion of the coke until the coke is removed, and resuming the hydrocarbon feed.
IPC 1-7
IPC 8 full level
C10G 9/16 (2006.01); C10G 9/20 (2006.01); C10G 9/36 (2006.01)
CPC (source: EP KR)
C10G 9/16 (2013.01 - EP KR); C10G 9/20 (2013.01 - KR); C10G 9/36 (2013.01 - KR)
Citation (search report)
- [A] EP 0021167 A1 19810107 - LINDE AG [DE] & US 4376694 A 19830315 - LOHR BERNHARD [DE], et al
- [A] EP 0036151 A1 19810923 - BASF AG [DE]
- [A] US 2289350 A 19420714 - DIXON ENSLO S, et al
- [A] US 4849025 A 19890718 - BAIN RICHARD L [US], et al
Designated contracting state (EPC)
AT BE DE DK ES FR GB GR IT NL PT SE
DOCDB simple family (publication)
EP 0591856 A1 19940413; AU 4871593 A 19940421; AU 656485 B2 19950202; BR 9303999 A 19940621; CA 2107541 A1 19940406; CN 1085593 A 19940420; FI 934349 A0 19931004; FI 934349 A 19940406; JP H06316696 A 19941115; KR 940009317 A 19940520; MX 9306082 A 19940630; NO 933547 D0 19931004; NO 933547 L 19940406
DOCDB simple family (application)
EP 93115874 A 19931001; AU 4871593 A 19930929; BR 9303999 A 19931001; CA 2107541 A 19931001; CN 93118038 A 19931005; FI 934349 A 19931004; JP 27128493 A 19931004; KR 930020208 A 19930928; MX 9306082 A 19930930; NO 933547 A 19931004