CA1232856A - Method for on-line decoking of flame cracking reactors - Google Patents

Method for on-line decoking of flame cracking reactors

Info

Publication number: CA1232856A
Authority: CA; Canada
Prior art keywords: reactor; temperature; cracking; decoying; heat carrier
Prior art date: 1983-10-31
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

CA000466218A

Other languages

English (en)

French (fr)

Inventor

Akinobu Fukuhara

Gerard R. Kamm

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Union Carbide Corp

Original Assignee

Union Carbide Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1983-10-31

Filing date

1984-10-24

Publication date

1988-02-16

1984-10-24 Application filed by Union Carbide Corp filed Critical Union Carbide Corp

1988-02-16 Application granted granted Critical

1988-02-16 Publication of CA1232856A publication Critical patent/CA1232856A/en

Status Expired legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 82
238000005336 cracking Methods 0.000 title claims abstract description 44
238000005235 decoking Methods 0.000 title abstract 4
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 37
229930195733 hydrocarbon Natural products 0.000 claims abstract description 36
150000002430 hydrocarbons Chemical class 0.000 claims abstract description 36
229910052799 carbon Inorganic materials 0.000 claims abstract description 34
239000004215 Carbon black (E152) Substances 0.000 claims abstract description 31
230000008569 process Effects 0.000 claims description 48
238000006243 chemical reaction Methods 0.000 claims description 45
239000000446 fuel Substances 0.000 claims description 21
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 17
239000001301 oxygen Substances 0.000 claims description 17
229910052760 oxygen Inorganic materials 0.000 claims description 17
239000000203 mixture Substances 0.000 claims description 11
238000010924 continuous production Methods 0.000 claims description 2
230000006872 improvement Effects 0.000 claims description 2
230000008859 change Effects 0.000 abstract description 2
239000000571 coke Substances 0.000 description 38
238000002485 combustion reaction Methods 0.000 description 30
239000000047 product Substances 0.000 description 29
239000007789 gas Substances 0.000 description 17
238000010926 purge Methods 0.000 description 13
239000001257 hydrogen Substances 0.000 description 11
229910052739 hydrogen Inorganic materials 0.000 description 11
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 9
238000000151 deposition Methods 0.000 description 9
230000002829 reductive effect Effects 0.000 description 8
230000007423 decrease Effects 0.000 description 7
230000008021 deposition Effects 0.000 description 6
239000000463 material Substances 0.000 description 6
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
238000004939 coking Methods 0.000 description 5
230000000694 effects Effects 0.000 description 5
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
229910002091 carbon monoxide Inorganic materials 0.000 description 4
239000000567 combustion gas Substances 0.000 description 4
230000003247 decreasing effect Effects 0.000 description 4
238000002309 gasification Methods 0.000 description 4
229910052751 metal Inorganic materials 0.000 description 4
239000002184 metal Substances 0.000 description 4
238000010791 quenching Methods 0.000 description 4
MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 3
239000000919 ceramic Substances 0.000 description 3
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
239000005977 Ethylene Substances 0.000 description 2
CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
230000002411 adverse Effects 0.000 description 2
230000015572 biosynthetic process Effects 0.000 description 2
229910002092 carbon dioxide Inorganic materials 0.000 description 2
239000001569 carbon dioxide Substances 0.000 description 2
239000010779 crude oil Substances 0.000 description 2
239000012530 fluid Substances 0.000 description 2
229910002804 graphite Inorganic materials 0.000 description 2
239000010439 graphite Substances 0.000 description 2
238000010438 heat treatment Methods 0.000 description 2
239000007788 liquid Substances 0.000 description 2
239000003921 oil Substances 0.000 description 2
239000007800 oxidant agent Substances 0.000 description 2
230000001590 oxidative effect Effects 0.000 description 2
239000002245 particle Substances 0.000 description 2
238000011144 upstream manufacturing Methods 0.000 description 2
238000005292 vacuum distillation Methods 0.000 description 2
241000086550 Dinosauria Species 0.000 description 1
241000196324 Embryophyta Species 0.000 description 1
240000002989 Euphorbia neriifolia Species 0.000 description 1
239000003570 air Substances 0.000 description 1
230000004075 alteration Effects 0.000 description 1
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
230000008901 benefit Effects 0.000 description 1
BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
239000000292 calcium oxide Substances 0.000 description 1
ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
229910002090 carbon oxide Inorganic materials 0.000 description 1
235000019994 cava Nutrition 0.000 description 1
239000007795 chemical reaction product Substances 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
239000003245 coal Substances 0.000 description 1
229910001882 dioxygen Inorganic materials 0.000 description 1
238000011143 downstream manufacturing Methods 0.000 description 1
230000008030 elimination Effects 0.000 description 1
238000003379 elimination reaction Methods 0.000 description 1
238000010304 firing Methods 0.000 description 1
-1 gaseous Substances 0.000 description 1
239000003502 gasoline Substances 0.000 description 1
150000002431 hydrogen Chemical class 0.000 description 1
238000002347 injection Methods 0.000 description 1
239000007924 injection Substances 0.000 description 1
238000007689 inspection Methods 0.000 description 1
239000010977 jade Substances 0.000 description 1
239000000395 magnesium oxide Substances 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
230000007246 mechanism Effects 0.000 description 1
230000004048 modification Effects 0.000 description 1
238000012986 modification Methods 0.000 description 1
239000003345 natural gas Substances 0.000 description 1
230000036961 partial effect Effects 0.000 description 1
238000011020 pilot scale process Methods 0.000 description 1
230000001681 protective effect Effects 0.000 description 1
230000000171 quenching effect Effects 0.000 description 1
239000000376 reactant Substances 0.000 description 1
238000011084 recovery Methods 0.000 description 1
230000009467 reduction Effects 0.000 description 1
238000009877 rendering Methods 0.000 description 1
230000035939 shock Effects 0.000 description 1
HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
229910010271 silicon carbide Inorganic materials 0.000 description 1
239000007787 solid Substances 0.000 description 1
239000007921 spray Substances 0.000 description 1
239000000126 substance Substances 0.000 description 1
238000004227 thermal cracking Methods 0.000 description 1
230000008646 thermal stress Effects 0.000 description 1
210000004916 vomit Anatomy 0.000 description 1
230000008673 vomiting Effects 0.000 description 1
229910052845 zircon Inorganic materials 0.000 description 1
GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G9/00—Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
- C10G9/34—Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils by direct contact with inert preheated fluids, e.g. with molten metals or salts
- C10G9/36—Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils by direct contact with inert preheated fluids, e.g. with molten metals or salts with heated gases or vapours
- C10G9/38—Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils by direct contact with inert preheated fluids, e.g. with molten metals or salts with heated gases or vapours produced by partial combustion of the material to be cracked or by combustion of another hydrocarbon

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Oil, Petroleum & Natural Gas (AREA)
Combustion & Propulsion (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)

CA000466218A 1983-10-31 1984-10-24 Method for on-line decoking of flame cracking reactors Expired CA1232856A (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US54701683A	1983-10-31	1983-10-31
US547,016		1983-10-31

Publications (1)

Publication Number	Publication Date
CA1232856A true CA1232856A (en)	1988-02-16

Family

ID=24183003

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000466218A Expired CA1232856A (en)	1983-10-31	1984-10-24	Method for on-line decoking of flame cracking reactors

Country Status (3)

Country	Link
EP (1)	EP0143486A3 (de)
JP (1)	JPS60112886A (de)
CA (1)	CA1232856A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2743007B1 (fr) *	1995-12-27	1998-01-30	Inst Francais Du Petrole	Procede de pyrolyse et de decokage en continu applicable notamment a la production d'acetylene
US10968399B2 (en)	2017-04-07	2021-04-06	Citgo Petroleum Corporation	Online coke removal in a heater pass

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3365387A (en) *	1966-04-29	1968-01-23	Exxon Research Engineering Co	Off-stream decoking of a minor portion of on-stream thermal cracking tubes
US3557241A (en) *	1968-10-16	1971-01-19	Exxon Research Engineering Co	Decoking of onstream thermal cracking tubes with h20 and h2
CA933535A (en) *	1969-07-28	1973-09-11	Esso Research And Engineering Company	Process of thermally cracking hydrocarbons with rapid decoking cycling
US4136015A (en) *	1977-06-07	1979-01-23	Union Carbide Corporation	Process for the thermal cracking of hydrocarbons
DE3060219D1 (en) *	1979-06-08	1982-04-01	Linde Ag	Process and apparatus for the thermal decoking of an apparatus for the thermal cracking of hydrocarbons such apparatus comprising a cracking zone followed by a cooler for the product gas

1984
- 1984-10-24 CA CA000466218A patent/CA1232856A/en not_active Expired
- 1984-10-30 EP EP84201553A patent/EP0143486A3/de not_active Withdrawn
- 1984-10-30 JP JP22697284A patent/JPS60112886A/ja active Pending

Also Published As

Publication number	Publication date
EP0143486A3 (de)	1986-04-16
JPS60112886A (ja)	1985-06-19
EP0143486A2 (de)	1985-06-05

Legal Events

Date	Code	Title	Description
2005-02-16	MKEX	Expiry

Publication	Publication Date	Title
US6228253B1 (en)	2001-05-08	Method for removing and suppressing coke formation during pyrolysis
US5358626A (en)	1994-10-25	Method for retarding corrosion and coke formation and deposition during pyrolytic hydrocarbon procssing
US5041207A (en)	1991-08-20	Oxygen addition to a coking zone and sludge addition with oxygen addition
US5560900A (en)	1996-10-01	Transport partial oxidation method
US2605176A (en)	1952-07-29	Manufacture of combustible gas
EP0036268A1 (de)	1981-09-23	Verdampfung und Vergasung kohlenwasserstoffhaltigen Einsatzmaterials
US5567305A (en)	1996-10-22	Method for retarding corrosion and coke formation and deposition during pyrolytic hydrocarbon processing
JP2016512276A (ja)	2016-04-25	増量剤流体を使用してカーボンブラックを製造するための方法
MX2012009567A (es)	2012-10-01	Metodo para la produccion de negro de humo con el uso de materia prima precalentada y aparato para su aplicacion.
CA1113511A (en)	1981-12-01	Diacritic cracking of hydrocarbon feeds for selective production of ethylene and synthesis gas
US3972690A (en)	1976-08-03	Gasification process
US12024684B2 (en)	2024-07-02	Furnace systems and methods for cracking hydrocarbons
US2735804A (en)	1956-02-21	Stack
US5972206A (en)	1999-10-26	Flexible steam cracking process and corresponding steam cracking facility
US2572664A (en)	1951-10-23	Manufacture of acetylene
US4917787A (en)	1990-04-17	Method for on-line decoking of flame cracking reactors
CA1232856A (en)	1988-02-16	Method for on-line decoking of flame cracking reactors
EP1556462B1 (de)	2012-06-13	Katalytisches wirbelbettkrackverfahren von stickstoff-enthaltenden kohlenwasserstoffbeschickungen
US5258113A (en)	1993-11-02	Process for reducing FCC transfer line coking
US3917468A (en)	1975-11-04	Synthetic natural gas production
US3414504A (en)	1968-12-03	Fluid coking process
US20150336858A1 (en)	2015-11-26	Method for producing acetylenes and syngas
US3007849A (en)	1961-11-07	Stepwise desulfurization of fluid coke particles with steam and hydrogen
EP0349090B1 (de)	1993-03-31	Methode zur Umänderung der Schmutzstoffe in einem rohen Hochtemperatur-Hochdruck-Synthesegasstrom
WO1994006889A1 (en)	1994-03-31	Process for obtaining lower olefins