NO327767B1 - Varmer for a oppvarme et prosessfluid, fremgangsmate for fremstilling av olefiner ved anvendelse av denne samt anvendelse av denne. - Google Patents
Varmer for a oppvarme et prosessfluid, fremgangsmate for fremstilling av olefiner ved anvendelse av denne samt anvendelse av denne. Download PDFInfo
- Publication number
- NO327767B1 NO327767B1 NO19996083A NO996083A NO327767B1 NO 327767 B1 NO327767 B1 NO 327767B1 NO 19996083 A NO19996083 A NO 19996083A NO 996083 A NO996083 A NO 996083A NO 327767 B1 NO327767 B1 NO 327767B1
- Authority
- NO
- Norway
- Prior art keywords
- tubes
- heater
- internal
- stated
- tube
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 51
- 239000012530 fluid Substances 0.000 title claims description 30
- 150000001336 alkenes Chemical class 0.000 title claims description 8
- 239000000571 coke Substances 0.000 claims description 37
- 230000005855 radiation Effects 0.000 claims description 35
- 229930195733 hydrocarbon Natural products 0.000 claims description 22
- 150000002430 hydrocarbons Chemical class 0.000 claims description 22
- 239000004215 Carbon black (E152) Substances 0.000 claims description 20
- 239000002994 raw material Substances 0.000 claims description 15
- 238000005235 decoking Methods 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 238000004227 thermal cracking Methods 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 4
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims 1
- 239000002184 metal Substances 0.000 description 17
- 229910052751 metal Inorganic materials 0.000 description 17
- 238000004230 steam cracking Methods 0.000 description 14
- 238000012546 transfer Methods 0.000 description 12
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 8
- 239000005977 Ethylene Substances 0.000 description 8
- 238000005336 cracking Methods 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 6
- 238000013461 design Methods 0.000 description 6
- 239000000543 intermediate Substances 0.000 description 6
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 238000000197 pyrolysis Methods 0.000 description 5
- 238000010791 quenching Methods 0.000 description 5
- 239000003570 air Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- -1 acylene Chemical compound 0.000 description 3
- 238000010790 dilution Methods 0.000 description 3
- 239000012895 dilution Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000000171 quenching effect Effects 0.000 description 3
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 238000004939 coking Methods 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 229910000963 austenitic stainless steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010960 commercial process Methods 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 238000012998 induction bending Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
- B01J8/06—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds in tube reactors; the solid particles being arranged in tubes
- B01J8/062—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds in tube reactors; the solid particles being arranged in tubes being installed in a furnace
-
- 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
- C10G9/14—Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils in pipes or coils with or without auxiliary means, e.g. digesters, soaking drums, expansion means
- C10G9/18—Apparatus
- C10G9/20—Tube furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/06—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits having a single U-bend
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/40—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only inside the tubular element
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
- F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
- F28D2021/0059—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for petrochemical plants
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Geometry (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US4952997P | 1997-06-10 | 1997-06-10 | |
| PCT/US1998/011902 WO1998056872A1 (en) | 1997-06-10 | 1998-06-09 | Pyrolysis furnace with an internally finned u-shaped radiant coil |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO996083D0 NO996083D0 (no) | 1999-12-09 |
| NO996083L NO996083L (no) | 2000-02-08 |
| NO327767B1 true NO327767B1 (no) | 2009-09-21 |
Family
ID=21960306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO19996083A NO327767B1 (no) | 1997-06-10 | 1999-12-09 | Varmer for a oppvarme et prosessfluid, fremgangsmate for fremstilling av olefiner ved anvendelse av denne samt anvendelse av denne. |
Country Status (23)
| Country | Link |
|---|---|
| US (2) | US6419885B1 (de) |
| EP (2) | EP1136541B1 (de) |
| JP (1) | JP4819205B2 (de) |
| KR (1) | KR100525879B1 (de) |
| CN (1) | CN1195823C (de) |
| AR (1) | AR015388A1 (de) |
| AT (2) | ATE272697T1 (de) |
| AU (1) | AU737015B2 (de) |
| BR (1) | BR9811468A (de) |
| CA (1) | CA2290540C (de) |
| DE (2) | DE69825494T2 (de) |
| ES (1) | ES2225400T3 (de) |
| HU (1) | HUP0003033A2 (de) |
| ID (1) | ID24474A (de) |
| MY (1) | MY122107A (de) |
| NO (1) | NO327767B1 (de) |
| PL (1) | PL337179A1 (de) |
| PT (1) | PT1136541E (de) |
| RU (1) | RU2211854C2 (de) |
| SA (1) | SA98190543B1 (de) |
| TW (1) | TW387933B (de) |
| WO (1) | WO1998056872A1 (de) |
| ZA (1) | ZA985021B (de) |
Families Citing this family (85)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2340911B (en) * | 1998-08-20 | 2000-11-15 | Doncasters Plc | Alloy pipes and methods of making same |
| SE0004336L (sv) * | 2000-11-24 | 2002-05-25 | Sandvik Ab | Cylinderrör för industrikemiska installationer |
| US6644358B2 (en) | 2001-07-27 | 2003-11-11 | Manoir Industries, Inc. | Centrifugally-cast tube and related method and apparatus for making same |
| US20030209469A1 (en) * | 2002-05-07 | 2003-11-13 | Westlake Technology Corporation | Cracking of hydrocarbons |
| US20050131263A1 (en) | 2002-07-25 | 2005-06-16 | Schmidt + Clemens Gmbh + Co. Kg, | Process and finned tube for the thermal cracking of hydrocarbons |
| DE10233961A1 (de) * | 2002-07-25 | 2004-02-12 | Schmidt + Clemens Gmbh + Co. Edelstahlwerk Kaiserau | Verfahren zum thermischen Spalten von Kohlenwasserstoffen |
| DE10244150A1 (de) * | 2002-09-23 | 2004-04-08 | Schmidt + Clemens Gmbh & Co. Kg | Rohrabschnitt für eine Rohrschlange |
| US7482502B2 (en) * | 2003-01-24 | 2009-01-27 | Stone & Webster Process Technology, Inc. | Process for cracking hydrocarbons using improved furnace reactor tubes |
| GB0306179D0 (en) * | 2003-03-18 | 2003-04-23 | Imp College Innovations Ltd | Piping |
| ATE382132T1 (de) * | 2003-03-18 | 2008-01-15 | Imp College Innovations Ltd | Schläuche und rohre für mehrphasenströmung |
| WO2005065818A1 (en) * | 2004-01-06 | 2005-07-21 | Sabic Polyethylenes B.V. | Tubular polymerisation reactor for the preparation of polyethylene |
| ITMI20040040A1 (it) | 2004-01-15 | 2004-04-15 | Maurizio Spoto | Elemento scambiatore a scambio termico incrementato |
| DE102004039356B4 (de) * | 2004-08-12 | 2007-03-08 | Schmidt + Clemens Gmbh + Co. Kg | Verwendung eines Verbundrohres zum thermischen Spalten von Kohlenwasserstoffen in Anwesenheit von Dampf |
| KR100634510B1 (ko) * | 2004-09-06 | 2006-10-13 | 삼성전자주식회사 | 유로 조절부를 지닌 열 분해로 |
| GB0420971D0 (en) * | 2004-09-21 | 2004-10-20 | Imp College Innovations Ltd | Piping |
| US7749462B2 (en) | 2004-09-21 | 2010-07-06 | Technip France S.A.S. | Piping |
| US8029749B2 (en) | 2004-09-21 | 2011-10-04 | Technip France S.A.S. | Cracking furnace |
| US7597797B2 (en) * | 2006-01-09 | 2009-10-06 | Alliance Process Partners, Llc | System and method for on-line spalling of a coker |
| EP2069702A1 (de) | 2006-09-13 | 2009-06-17 | ExxonMobil Chemical Patents Inc. | Löschaustauscher mit vergrösserter prozessseitenoberfläche |
| US20080286159A1 (en) * | 2006-09-15 | 2008-11-20 | Grover Bhadra S | Variable Tube Diameter For SMR |
| US20090022635A1 (en) * | 2007-07-20 | 2009-01-22 | Selas Fluid Processing Corporation | High-performance cracker |
| US7954544B2 (en) * | 2007-11-28 | 2011-06-07 | Uop Llc | Heat transfer unit for high reynolds number flow |
| US9011791B2 (en) * | 2008-04-07 | 2015-04-21 | Emisshield, Inc. | Pyrolysis furnace and process tubes |
| JP4836996B2 (ja) * | 2008-06-19 | 2011-12-14 | 三菱電機株式会社 | 熱交換器及びこの熱交換器を備えた空気調和機 |
| GB0817219D0 (en) | 2008-09-19 | 2008-10-29 | Heliswirl Petrochemicals Ltd | Cracking furnace |
| CN101723784B (zh) | 2008-10-16 | 2012-12-26 | 中国石油化工股份有限公司 | 一种乙烯裂解炉 |
| US8163170B2 (en) | 2008-12-02 | 2012-04-24 | Lummus Technology Inc. | Coil for pyrolysis heater and method of cracking |
| US20120060727A1 (en) * | 2009-03-17 | 2012-03-15 | ToTAL PETROCHECMICALS RESEARCH FELUY | Process for quenching the effluent gas of a furnace |
| CN102051197B (zh) * | 2009-10-27 | 2014-05-21 | 中国石油化工股份有限公司 | 一种多管程乙烯裂解炉 |
| SG182353A1 (en) * | 2010-02-08 | 2012-08-30 | Lummus Technology Inc | A heat exchange device and a method of manufacturing the same |
| US8747765B2 (en) | 2010-04-19 | 2014-06-10 | Exxonmobil Chemical Patents Inc. | Apparatus and methods for utilizing heat exchanger tubes |
| CN102911706B (zh) * | 2011-08-05 | 2014-12-17 | 中国石油化工集团公司 | 一种采用分支变径炉管的乙烯裂解炉 |
| RU2479617C1 (ru) * | 2011-09-23 | 2013-04-20 | Андрей Николаевич Ульянов | Газогенератор обращенного процесса газификации |
| JP5228127B1 (ja) * | 2011-12-26 | 2013-07-03 | 株式会社ヨシダアニー | 排水管の設置構造及び排水管の閉塞防止方法 |
| WO2014039694A1 (en) * | 2012-09-06 | 2014-03-13 | Ineos Usa Llc | Medium pressure steam intervention in an olefin cracking furnace decoke procedure |
| US10207242B2 (en) | 2014-12-16 | 2019-02-19 | Exxonmobil Research And Engineering Company | Alumina forming refinery process tubes with mixing element |
| US9296666B2 (en) | 2013-03-06 | 2016-03-29 | Exxonmobil Chemical Patents Inc. | Pyrolysis furnace tube joint |
| WO2015000944A1 (en) * | 2013-07-02 | 2015-01-08 | Shell Internationale Research Maatschappij B.V. | A process of converting oxygenates to olefins and a reactor for that process |
| US20150060034A1 (en) * | 2013-08-30 | 2015-03-05 | Uop Llc | Heat transfer unit for process fluids |
| US20160231219A1 (en) * | 2013-09-20 | 2016-08-11 | Shell Oil Company | Method of detecting flow status in an olefin heater tube |
| CN103992812B (zh) | 2014-05-28 | 2016-04-06 | 惠生工程（中国）有限公司 | 乙烯裂解炉 |
| US10228199B2 (en) * | 2014-12-12 | 2019-03-12 | Koninklijke Philips N.V. | Cooling apparatus for cooling a fluid by means of surface water |
| CN107000094B (zh) * | 2014-12-16 | 2019-10-08 | 埃克森美孚化学专利公司 | 裂解炉管道 |
| KR101647237B1 (ko) | 2014-12-29 | 2016-08-10 | 주식회사 효성 | 탄화수소 스트림 가열장치 |
| CN107532819B (zh) * | 2015-06-30 | 2020-03-13 | 环球油品公司 | 反应器和加热器配置在石蜡脱氢工艺中的协同作用 |
| CN105154120B (zh) * | 2015-09-25 | 2017-11-03 | 神雾科技集团股份有限公司 | 煤快速热解的系统和方法 |
| CN105154119B (zh) * | 2015-09-25 | 2017-11-03 | 神雾科技集团股份有限公司 | 快速热解反应装置 |
| US10577973B2 (en) | 2016-02-18 | 2020-03-03 | General Electric Company | Service tube for a turbine engine |
| KR101857885B1 (ko) * | 2016-12-09 | 2018-06-20 | 주식회사 효성 | 파이어 히터 |
| DE102017000484A1 (de) * | 2017-01-19 | 2018-07-19 | Linde Aktiengesellschaft | Dampfreformer und Verfahren zur Herstellung eines Dampfreformers |
| PL3384981T3 (pl) * | 2017-04-07 | 2024-07-01 | Schmidt + Clemens Gmbh + Co. Kg | Rura i urządzenie do rozkładu termicznego węglowodorów |
| SG11201909294XA (en) | 2017-04-07 | 2019-11-28 | Schmidt Clemens Gmbh Co Kg | Pipe and device for thermally cleaving hydrocarbons |
| DE102017003409B4 (de) | 2017-04-07 | 2023-08-10 | Schmidt + Clemens Gmbh + Co. Kg | Rohr und Vorrichtung zum thermischen Spalten von Kohlenwasserstoffen |
| US11053445B2 (en) | 2017-05-05 | 2021-07-06 | Exxonmobil Chemical Patents Inc. | Heat transfer tube for hydrocarbon processing |
| CN106944964B (zh) * | 2017-05-12 | 2018-08-07 | 温岭市智营电子科技有限公司 | 一种改进型多功能螺丝刀及其使用方法 |
| CN107497239B (zh) * | 2017-09-22 | 2024-03-29 | 江门展艺电脑机械有限公司 | 一种废气热解炉 |
| KR102021330B1 (ko) * | 2017-12-27 | 2019-09-16 | 효성화학 주식회사 | 공정 유체 가열장치 |
| CN111712558B (zh) * | 2017-12-29 | 2022-06-14 | 埃克森美孚化学专利公司 | 烃热解中的焦炭减轻 |
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| US20240425768A1 (en) | 2021-10-07 | 2024-12-26 | Exxonmobil Chemical Patents Inc. | Pyrolysis Processes for Upgrading a Hydrocarbon Feed |
| EP4413096A1 (de) | 2021-10-07 | 2024-08-14 | ExxonMobil Chemical Patents Inc. | Pyrolyseverfahren zur aufwertung eines kohlenwasserstoffstroms |
| CN118234834A (zh) | 2021-10-25 | 2024-06-21 | 埃克森美孚化学专利公司 | 用于蒸汽裂化烃进料的方法和系统 |
| WO2023107815A1 (en) | 2021-12-06 | 2023-06-15 | Exxonmobil Chemical Patents Inc. | Processes and systems for steam cracking hydrocarbon feeds |
| WO2023249798A1 (en) | 2022-06-22 | 2023-12-28 | Exxonmobil Chemical Patents Inc. | Processes and systems for fractionating a pyrolysis effluent |
| WO2024155452A1 (en) | 2023-01-19 | 2024-07-25 | ExxonMobil Technology and Engineering Company | Processes and systems for co-processing a hydrocarbon feed and a heavy feed containing a plastic material |
| WO2024155458A1 (en) | 2023-01-19 | 2024-07-25 | ExxonMobil Technology and Engineering Company | Processes for removing deposits from an integrated plastic pyrolysis vessel and a steam cracking furnace |
| WO2024155488A1 (en) | 2023-01-19 | 2024-07-25 | ExxonMobil Technology and Engineering Company | Processes for converting plastic material to olefins |
| WO2024226240A1 (en) | 2023-04-27 | 2024-10-31 | ExxonMobil Technology and Engineering Company | Processes and systems for stabilizing operation of a steam cracker primary fractionator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB969796A (en) * | 1961-03-01 | 1964-09-16 | Exxon Research Engineering Co | Apparatus for heating fluids and tubes for disposal therein |
| US4297147A (en) * | 1978-05-17 | 1981-10-27 | Union Carbide Corporation | Method for decoking fired heater tubes |
| US4342642A (en) | 1978-05-30 | 1982-08-03 | The Lummus Company | Steam pyrolysis of hydrocarbons |
| US4342242A (en) | 1980-05-05 | 1982-08-03 | Schaum Benny R | Hydraulically actuated food slicer |
| GB2148758B (en) * | 1983-11-02 | 1987-04-29 | Norcros Investments Ltd | Bending mandrel |
| EP0305799B1 (de) * | 1987-09-01 | 1991-10-23 | Abb Lummus Crest Inc. | Pyrolyseerhitzer |
| US4827074A (en) | 1988-04-08 | 1989-05-02 | Idemitsu Petrochemical Co., Ltd. | Method of thermally decomposing hydrocarbon and thermal decomposition tube |
| DE4128521A1 (de) * | 1991-08-28 | 1993-03-04 | Selas Kirchner Gmbh | Pyrolyseofen zum thermischen spalten von kohlenwasserstoffen |
| US5578044A (en) | 1992-09-04 | 1996-11-26 | Laurus Medical Corporation | Endoscopic suture system |
| IT232332Y1 (it) * | 1994-02-22 | 1999-12-17 | Borletti Climatizzazione | Attrezzatura per la piegatura a u di tubi per scambiatori di calore muniti di alette radiali sporgenti dalla parete interna del tubo. |
| US5409675A (en) * | 1994-04-22 | 1995-04-25 | Narayanan; Swami | Hydrocarbon pyrolysis reactor with reduced pressure drop and increased olefin yield and selectivity |
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1998
- 1998-06-09 CN CNB988060167A patent/CN1195823C/zh not_active Expired - Fee Related
- 1998-06-09 US US09/094,407 patent/US6419885B1/en not_active Expired - Lifetime
- 1998-06-09 DE DE69825494T patent/DE69825494T2/de not_active Expired - Lifetime
- 1998-06-09 AT AT01201443T patent/ATE272697T1/de active
- 1998-06-09 RU RU2000100273/12A patent/RU2211854C2/ru not_active IP Right Cessation
- 1998-06-09 AT AT98926463T patent/ATE208417T1/de not_active IP Right Cessation
- 1998-06-09 ES ES01201443T patent/ES2225400T3/es not_active Expired - Lifetime
- 1998-06-09 HU HU0003033A patent/HUP0003033A2/hu unknown
- 1998-06-09 DE DE69802404T patent/DE69802404T2/de not_active Expired - Lifetime
- 1998-06-09 JP JP50307899A patent/JP4819205B2/ja not_active Expired - Fee Related
- 1998-06-09 CA CA002290540A patent/CA2290540C/en not_active Expired - Fee Related
- 1998-06-09 WO PCT/US1998/011902 patent/WO1998056872A1/en not_active Application Discontinuation
- 1998-06-09 EP EP01201443A patent/EP1136541B1/de not_active Expired - Lifetime
- 1998-06-09 EP EP98926463A patent/EP0993497B1/de not_active Expired - Lifetime
- 1998-06-09 ID IDW991553A patent/ID24474A/id unknown
- 1998-06-09 KR KR10-1999-7011533A patent/KR100525879B1/ko not_active IP Right Cessation
- 1998-06-09 BR BR9811468-9A patent/BR9811468A/pt not_active Application Discontinuation
- 1998-06-09 AU AU78296/98A patent/AU737015B2/en not_active Ceased
- 1998-06-09 PL PL98337179A patent/PL337179A1/xx unknown
- 1998-06-09 PT PT01201443T patent/PT1136541E/pt unknown
- 1998-06-10 ZA ZA985021A patent/ZA985021B/xx unknown
- 1998-06-10 AR ARP980102755A patent/AR015388A1/es active IP Right Grant
- 1998-06-10 MY MYPI98002592A patent/MY122107A/en unknown
- 1998-08-20 TW TW087109252A patent/TW387933B/zh not_active IP Right Cessation
- 1998-09-14 SA SA98190543A patent/SA98190543B1/ar unknown
-
1999
- 1999-12-09 NO NO19996083A patent/NO327767B1/no not_active IP Right Cessation
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2002
- 2002-04-30 US US10/135,634 patent/US6719953B2/en not_active Expired - Fee Related
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| MM1K | Lapsed by not paying the annual fees |