CA2153527C - Heat exchange tubes - Google Patents
Heat exchange tubes Download PDFInfo
- Publication number
- CA2153527C CA2153527C CA002153527A CA2153527A CA2153527C CA 2153527 C CA2153527 C CA 2153527C CA 002153527 A CA002153527 A CA 002153527A CA 2153527 A CA2153527 A CA 2153527A CA 2153527 C CA2153527 C CA 2153527C
- Authority
- CA
- Canada
- Prior art keywords
- tube
- fins
- thermal cracking
- tubular member
- pitch
- Prior art date
- 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 - Lifetime
Links
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000005977 Ethylene Substances 0.000 claims abstract description 20
- 238000004227 thermal cracking Methods 0.000 claims description 34
- 239000000463 material Substances 0.000 claims description 23
- 239000004215 Carbon black (E152) Substances 0.000 claims description 11
- 229930195733 hydrocarbon Natural products 0.000 claims description 11
- 150000002430 hydrocarbons Chemical class 0.000 claims description 11
- 238000011144 upstream manufacturing Methods 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 238000009826 distribution Methods 0.000 claims description 10
- 230000004323 axial length Effects 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 4
- 229910045601 alloy Inorganic materials 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 2
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 claims 1
- 241001122767 Theaceae Species 0.000 claims 1
- 238000012546 transfer Methods 0.000 abstract description 22
- 239000012530 fluid Substances 0.000 description 44
- 239000011295 pitch Substances 0.000 description 31
- 238000012360 testing method Methods 0.000 description 26
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 7
- 238000005336 cracking Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000013019 agitation Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 230000018109 developmental process Effects 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- -1 naphtha Substances 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005235 decoking Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000010959 steel Substances 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/006—Baffles
-
- 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
- B01J19/0013—Controlling the temperature of the process
-
- 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/24—Stationary reactors without moving elements inside
- B01J19/2405—Stationary reactors without moving elements inside provoking a turbulent flow of the reactants, such as in cyclones, or having a high Reynolds-number
-
- 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/24—Stationary reactors without moving elements inside
- B01J19/2415—Tubular reactors
-
- 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
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
- F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
- F28F13/12—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00054—Controlling or regulating the heat exchange system
- B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
- B01J2219/00065—Pressure measurement
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
- B01J2219/00099—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor the reactor being immersed in the heat exchange medium
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00164—Controlling or regulating processes controlling the flow
- B01J2219/00166—Controlling or regulating processes controlling the flow controlling the residence time inside the reactor vessel
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00761—Details of the reactor
- B01J2219/00763—Baffles
- B01J2219/00765—Baffles attached to the reactor wall
- B01J2219/0077—Baffles attached to the reactor wall inclined
- B01J2219/00772—Baffles attached to the reactor wall inclined in a helix
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15838794 | 1994-07-11 | ||
| JPHEI.6-158387 | 1994-07-11 | ||
| JPHEI.7-137785 | 1995-06-05 | ||
| JP7137785A JP3001181B2 (ja) | 1994-07-11 | 1995-06-05 | エチレン製造用反応管 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2153527A1 CA2153527A1 (en) | 1996-01-12 |
| CA2153527C true CA2153527C (en) | 2004-01-06 |
Family
ID=26470989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002153527A Expired - Lifetime CA2153527C (en) | 1994-07-11 | 1995-07-10 | Heat exchange tubes |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US5950718A (OSRAM) |
| EP (1) | EP0692693B1 (OSRAM) |
| JP (1) | JP3001181B2 (OSRAM) |
| KR (1) | KR100288324B1 (OSRAM) |
| CN (1) | CN1093250C (OSRAM) |
| CA (1) | CA2153527C (OSRAM) |
| DE (1) | DE69522868T2 (OSRAM) |
| TW (1) | TW278127B (OSRAM) |
Families Citing this family (55)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10038624C2 (de) | 2000-08-03 | 2002-11-21 | Broekelmann Aluminium F W | Wärmeübertragungsrohr mit gedrallten Innenrippen |
| US6830676B2 (en) * | 2001-06-11 | 2004-12-14 | Chrysalis Technologies Incorporated | Coking and carburization resistant iron aluminides for hydrocarbon cracking |
| US20030209469A1 (en) * | 2002-05-07 | 2003-11-13 | Westlake Technology Corporation | Cracking of hydrocarbons |
| US8573022B2 (en) * | 2002-06-10 | 2013-11-05 | Wieland-Werke Ag | Method for making enhanced heat transfer surfaces |
| CN100449248C (zh) * | 2002-06-10 | 2009-01-07 | 沃尔弗林管子公司 | 传热管以及用于制造该传热管的方法及工具 |
| US7311137B2 (en) * | 2002-06-10 | 2007-12-25 | Wolverine Tube, Inc. | Heat transfer tube including enhanced heat transfer surfaces |
| DE10233961A1 (de) | 2002-07-25 | 2004-02-12 | Schmidt + Clemens Gmbh + Co. Edelstahlwerk Kaiserau | Verfahren zum thermischen Spalten von Kohlenwasserstoffen |
| US20050131263A1 (en) * | 2002-07-25 | 2005-06-16 | Schmidt + Clemens Gmbh + Co. Kg, | Process and finned tube for the thermal cracking of hydrocarbons |
| KR101028052B1 (ko) | 2002-11-15 | 2011-04-08 | 가부시끼 가이샤 구보다 | 나선형상 핀부착 크래킹 튜브 |
| US20060112535A1 (en) | 2004-05-13 | 2006-06-01 | Petur Thors | Retractable finning tool and method of using |
| CN1595042B (zh) * | 2003-09-11 | 2010-05-12 | 武汉宏图高炉热风炉高新技术研究所 | 一种热交换器强化换热装置 |
| PL1711256T3 (pl) * | 2004-01-06 | 2010-07-30 | Saudi Basic Ind Corp | Rurowy reaktor polimeryzacyjny do wytwarzania polietylenu |
| DE202004016252U1 (de) * | 2004-08-12 | 2005-12-22 | Schmidt + Clemens Gmbh & Co. Kg | Verbundrohr und eine Anlage zum thermischen Spalten von Kohlenwasserstoffen in Anwesenheit von Dampf |
| GB0420971D0 (en) * | 2004-09-21 | 2004-10-20 | Imp College Innovations Ltd | Piping |
| US7128139B2 (en) * | 2004-10-14 | 2006-10-31 | Nova Chemicals (International) S.A. | External ribbed furnace tubes |
| US7509828B2 (en) * | 2005-03-25 | 2009-03-31 | Wolverine Tube, Inc. | Tool for making enhanced heat transfer surfaces |
| CA2655932C (en) * | 2006-07-05 | 2011-10-25 | Sumitomo Metal Industries, Ltd. | Metal tube for pyrolysis reaction |
| EP2133644B1 (en) * | 2007-03-28 | 2019-08-07 | China Petroleum & Chemical Corporation | A tube type cracking furnace |
| JP5289811B2 (ja) * | 2008-03-31 | 2013-09-11 | 株式会社クボタ | 反応管 |
| US20120060727A1 (en) * | 2009-03-17 | 2012-03-15 | ToTAL PETROCHECMICALS RESEARCH FELUY | Process for quenching the effluent gas of a furnace |
| CA2774979C (en) * | 2010-02-08 | 2015-02-03 | Lummus Technology Inc. | Flow enhancement devices for ethylene cracking coils |
| JP2012132574A (ja) * | 2010-12-20 | 2012-07-12 | Kobe Steel Ltd | 低温液体の気化装置 |
| CA2746285C (en) | 2011-03-31 | 2018-01-23 | Nova Chemicals Corporation | Furnace coil fins |
| CA2738273C (en) | 2011-04-28 | 2018-01-23 | Nova Chemicals Corporation | Furnace coil with protuberances on the external surface |
| EP2591851A1 (en) * | 2011-11-08 | 2013-05-15 | Alfa Laval Corporate AB | A tube module |
| JP6044265B2 (ja) * | 2012-10-26 | 2016-12-14 | 株式会社デンソー | 熱交換器 |
| CA2818870C (en) | 2013-06-20 | 2020-10-27 | Nova Chemicals Corporation | Pinned furnace tubes |
| US20150083382A1 (en) * | 2013-09-24 | 2015-03-26 | Zoneflow Reactor Technologies, LLC | Heat exchanger |
| JP6315551B2 (ja) * | 2014-01-17 | 2018-04-25 | 日工株式会社 | アスファルト混合物製造装置 |
| CA2843361C (en) | 2014-02-21 | 2021-03-30 | Nova Chemicals Corporation | Pinned furnace tubes |
| JP6499761B2 (ja) | 2014-12-16 | 2019-04-10 | エクソンモービル ケミカル パテンツ インコーポレイテッド | 伝熱チューブ及び熱分解方法 |
| WO2016099738A1 (en) | 2014-12-16 | 2016-06-23 | Exxonmobil Research And Engineering Company | Alumina forming refinery process tubes with mixing element |
| FR3033266B1 (fr) * | 2015-03-05 | 2017-03-03 | Ifp Energies Now | Ensemble de collecte d'un fluide gazeux pour reacteur radial |
| JP6997100B2 (ja) * | 2016-04-12 | 2022-02-04 | ビー・エイ・エス・エフ アントヴェルペン エヌ・フェー | クラッキング炉用の反応器 |
| CA2930827A1 (en) | 2016-05-25 | 2017-11-25 | Nova Chemicals Corporation | Furnace coil modified fins |
| JP7034137B2 (ja) | 2016-07-29 | 2022-03-11 | ビーエーエスエフ キューテック インコーポレーテッド | 触媒コーティング、その製造方法および使用方法 |
| SI3384981T1 (sl) | 2017-04-07 | 2024-05-31 | Schmidt + Clemens Gmbh + Co. Kg | Cev in naprava za toplotno cepitev ogljikovodikov |
| DE102017003409B4 (de) | 2017-04-07 | 2023-08-10 | Schmidt + Clemens Gmbh + Co. Kg | Rohr und Vorrichtung zum thermischen Spalten von Kohlenwasserstoffen |
| EP3606657A1 (de) | 2017-04-07 | 2020-02-12 | Schmidt + Clemens GmbH & Co. KG | Rohr und vorrichtung zum thermischen spalten von kohlenwasserstoffen |
| WO2018204060A1 (en) | 2017-05-05 | 2018-11-08 | Exxonmobil Chemical Patents Inc. | Heat transfer tube for hydrocarbon processing |
| CN107008206A (zh) * | 2017-06-12 | 2017-08-04 | 上海理工大学 | 一种热管式气体水合物快速生成装置 |
| CN111212888A (zh) | 2017-09-12 | 2020-05-29 | 埃克森美孚化学专利公司 | 用于热裂化的形成氧化铝的传热管 |
| EP3682181A1 (en) * | 2017-09-13 | 2020-07-22 | Carrier Corporation | Helical insert for shell and tube heat exchanger background |
| CA2981416C (en) | 2017-10-04 | 2025-08-05 | Nova Chemicals Corp | Improved protective surface on stainless steel |
| RU2757041C1 (ru) * | 2017-10-27 | 2021-10-11 | Чайна Петролеум Энд Кемикал Корпорейшн | Интенсифицирующая теплопередачу труба, а также содержащие ее крекинговая печь и атмосферно-вакуумная нагревательная печь |
| US11484874B2 (en) | 2017-12-18 | 2022-11-01 | Basf Qtech Inc. | Catalytic coatings, methods of making and use thereof |
| WO2019233680A1 (en) | 2018-06-04 | 2019-12-12 | Universiteit Gent | Devices and methods for hydrocarbon cracking |
| GB2590363B (en) | 2019-12-09 | 2023-06-28 | Paralloy Ltd | Internally profiled tubes |
| JP7290722B2 (ja) * | 2019-12-27 | 2023-06-13 | 株式会社クボタ | 流体撹拌要素を具える熱分解管 |
| CN114100539A (zh) * | 2021-11-02 | 2022-03-01 | 中国石化工程建设有限公司 | 一种管内强化传热插件及裂解炉 |
| KR102450647B1 (ko) * | 2022-04-19 | 2022-10-07 | 주식회사 대신기계 | 횡형 열교환기용 튜브 제조방법 |
| US20240191953A1 (en) * | 2022-11-15 | 2024-06-13 | Virtus Industries, Inc. | Heat exchanger tube with high heat transfer and low pressure drop |
| WO2024242705A1 (en) * | 2023-05-22 | 2024-11-28 | Siemens Medical Solutions Usa, Inc. | Device for manufacturing single crystals and method of use thereof |
| EP4624041A1 (en) | 2024-03-28 | 2025-10-01 | Basell Polyolefine GmbH | Modular agitation means for agitating a gaseous stream of hydrocarbons |
| KR102755274B1 (ko) | 2024-07-05 | 2025-01-22 | 최병렬 | 압축기와 반응기와 촉매제 기반 에틸렌과 프로판과 고분자 재료 혼합 복합 생산 시스템 및 그 운용방법 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2613065A (en) * | 1947-11-21 | 1952-10-07 | Chausson Usines Sa | Cooling radiator |
| US3739841A (en) * | 1971-03-24 | 1973-06-19 | Phillips Petroleum Co | Indirect heat transfer apparatus |
| IT1097584B (it) * | 1977-08-24 | 1985-08-31 | Basf Ag | Processo ed apparecchio per la preparazione di poliesteri macronolecolari linerai |
| JPS5474549A (en) * | 1977-11-25 | 1979-06-14 | Toshiba Corp | Heat conducting tube |
| US4314587A (en) * | 1979-09-10 | 1982-02-09 | Combustion Engineering, Inc. | Rib design for boiler tubes |
| SU1002795A1 (ru) * | 1981-07-13 | 1983-03-07 | Предприятие П/Я А-3605 | Теплообменный элемент |
| JPS5847994A (ja) * | 1981-09-16 | 1983-03-19 | Toshiba Corp | 伝熱管 |
| SU1076733A1 (ru) * | 1982-03-19 | 1984-02-29 | Всесоюзный Дважды Ордена Трудового Красного Знамени Теплотехнический Научно-Исследовательский Институт Им.Ф.Э.Дзержинского | Осесимметрична деталь |
| JPS58173022A (ja) | 1982-03-31 | 1983-10-11 | Sumitomo Metal Ind Ltd | 内面螺旋リブ付管の製造方法 |
| JPS5984093A (ja) * | 1982-11-02 | 1984-05-15 | Toshiba Corp | 伝熱管およびその製造方法 |
| JPS60185094A (ja) * | 1984-03-02 | 1985-09-20 | Satoru Fujii | 均一熱流伝熱管 |
| CH667816A5 (de) * | 1985-10-09 | 1988-11-15 | Sulzer Ag | Kristallisationsvorrichtung und deren verwendung. |
| SU1449818A1 (ru) * | 1986-12-08 | 1989-01-07 | Одесский Технологический Институт Холодильной Промышленности | Теплообменна поверхность |
| US4700771A (en) * | 1987-01-13 | 1987-10-20 | Air Products And Chemicals, Inc. | Multi-zone boiling process and apparatus |
| JP2797661B2 (ja) * | 1990-06-14 | 1998-09-17 | 松下電器産業株式会社 | 選局回路 |
| MX9305803A (es) * | 1992-10-02 | 1994-06-30 | Carrier Corp | Tubo de transferencia de calor con nervaduras internas. |
| JP3657422B2 (ja) | 1998-03-25 | 2005-06-08 | クボタ松下電工外装株式会社 | 珪酸カルシウム主体の硬化体の製造方法 |
-
1995
- 1995-06-05 JP JP7137785A patent/JP3001181B2/ja not_active Expired - Lifetime
- 1995-07-10 CA CA002153527A patent/CA2153527C/en not_active Expired - Lifetime
- 1995-07-10 EP EP95110758A patent/EP0692693B1/en not_active Expired - Lifetime
- 1995-07-10 DE DE69522868T patent/DE69522868T2/de not_active Expired - Lifetime
- 1995-07-11 CN CN95109989A patent/CN1093250C/zh not_active Expired - Lifetime
- 1995-07-11 KR KR1019950020250A patent/KR100288324B1/ko not_active Expired - Lifetime
- 1995-07-12 TW TW084107215A patent/TW278127B/zh not_active IP Right Cessation
-
1997
- 1997-03-11 US US08/814,693 patent/US5950718A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0692693A3 (en) | 1997-01-15 |
| JP3001181B2 (ja) | 2000-01-24 |
| EP0692693A2 (en) | 1996-01-17 |
| EP0692693B1 (en) | 2001-09-26 |
| CN1093250C (zh) | 2002-10-23 |
| DE69522868T2 (de) | 2002-04-11 |
| CA2153527A1 (en) | 1996-01-12 |
| TW278127B (OSRAM) | 1996-06-11 |
| KR100288324B1 (ko) | 2001-05-02 |
| CN1121996A (zh) | 1996-05-08 |
| KR960003841A (ko) | 1996-02-23 |
| DE69522868D1 (de) | 2001-10-31 |
| US5950718A (en) | 1999-09-14 |
| JPH0882494A (ja) | 1996-03-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2153527C (en) | Heat exchange tubes | |
| CA2505518C (en) | Cracking tube having helical fins | |
| US4499055A (en) | Furnace having bent/single-pass tubes | |
| CA2682470C (en) | Thermal cracking tube | |
| EP2173469B1 (en) | Process for performing an endothermic reaction | |
| JP5020640B2 (ja) | 分解炉 | |
| US10022699B2 (en) | Furnace coil fins | |
| KR20010013526A (ko) | 공정 유체 가열용 가열기 및 올레핀의 제조 방법 | |
| AU2004207787B2 (en) | A process for cracking hydrocarbons using improved furnace reactor tubes | |
| JP2016508543A (ja) | 熱分解炉管継手 | |
| EP1283857A1 (en) | Pyrolysis tube and pyrolysis method for using the same | |
| JPH0556797B2 (OSRAM) | ||
| US4819586A (en) | Cracking furnace with improved heat transfer to the fluid to be cracked | |
| US3156544A (en) | Apparatus for making combustible gas | |
| JP5619174B2 (ja) | 熱交換装置およびその製造方法 | |
| JPH09263552A (ja) | 管式加熱炉 | |
| TH17468A (th) | ท่อแลกเปลี่ยนความร้อน | |
| TH14702B (th) | ท่อแลกเปลี่ยนความร้อน |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20150710 |