JP2014520241A - 外面に突起を有する炉コイル - Google Patents
外面に突起を有する炉コイル Download PDFInfo
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- 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
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- 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
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- C10G9/20—Tube furnaces
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- C10G9/00—Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
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- F28D7/16—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 being arranged in parallel spaced relation
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- 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
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
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- F28F21/081—Heat exchange elements made from metals or metal alloys
- F28F21/082—Heat exchange elements made from metals or metal alloys from steel or ferrous alloys
- F28F21/083—Heat exchange elements made from metals or metal alloys from steel or ferrous alloys from stainless steel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
- F28F21/081—Heat exchange elements made from metals or metal alloys
- F28F21/087—Heat exchange elements made from metals or metal alloys from nickel or nickel alloys
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/26—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators
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- 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
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- 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
- B01J2219/00157—Controlling the temperature by means of a burner
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- 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
- B01J2219/02—Apparatus characterised by their chemically-resistant properties
- B01J2219/025—Apparatus characterised by their chemically-resistant properties characterised by the construction materials of the reactor vessel proper
- B01J2219/0277—Metal based
- B01J2219/0286—Steel
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- 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
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/10—Feedstock materials
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- C10G2300/1044—Heavy gasoline or naphtha having a boiling range of about 100 - 180 °C
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- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
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- C10G2300/1081—Alkanes
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- 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
- C10G2400/00—Products obtained by processes covered by groups C10G9/00 - C10G69/14
- C10G2400/20—C2-C4 olefins
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
Description
i)体積が比較的小さく外面が比較的大きい幾何学形状(例えば、四面体、角錐、立方体、円錐等)と
ii)コイルの外径の3.0%〜15%の最大高さと、
iii)コイルと接触する面であって、前記コイルの外断面積の0.1%〜10%を超えない底面面積とを有することを特徴とする炉を提供する。
四面体(三角形の底面と正三角形の3つの面とを有する錐体);
ジョンソンの四角錐(正方形の底面と正三角形の側面とを有する錐体);
4つの二等辺三角形の側面を有する錐体;
二等辺三角形の側面を有する錐体(例えば、4つの面を有する錐体であれば、底面は正方形でなくてもよく、長方形又は平行四辺形であってもよい);
球の断片(例えば、半球形又はそれよりも浅い形状);
楕円体の断片(例えば、楕円をその長軸又は短軸周りに回転させた時に形成される形状又は体積の断片);
涙滴形の断片(例えば、不均一に変形された楕円体をその変形軸周りに回転させた時に形成される形状又は体積の断片);
放射線(パラボラ)形の断片(例えば、パラボラをその長軸周りに回転させた時に形成される形状又は体積の断片〜変形半球(又はそれよりも浅い形状))例えば、異なる種類の三角翼等。
同じ動作条件下での裸のフィンレス・コイルの同等の表面への伝導を超える必要があると言い換えてもよい。突起の密集度が過剰でその形状が適切に選択されない場合、熱伝導が低下し始める。これは、過剰な伝導抵抗の熱的影響によるものであり、本発明の目的にそぐわない。適切に設計・製造された突起は、周囲を流れる燃焼ガス、火炎、及び炉の耐火物からコイルに伝導される放射熱及び対流熱の純量を増加させる。放射熱伝導に対するそのプラスの効果は、燃焼ガスとコイルとの接触面積を増加するように拡大されたコイル外面を介して吸収しうる熱量を増加するという理由だけではなく、コイル面がもはや平滑ではないため放射コイル面を介した相対熱損失を低下させるという理由のためでもある。従って、突起がその周囲にエネルギーを放射すると、このエネルギーの一部が他の突起に送達又は捕捉され、従って、コイル面にまた戻るように向けられる。突起はまた、流れる燃焼ガスと接触するコイル外面の増加のため、また、コイル面に沿う乱流を増加し境界層の厚さを低下させることによって、コイルへの対流熱伝導を増加する。
(分解炉の放射部のモデルの検証)
JoffreでのNOVA Chemicalsのエタン分解器の放射部のコンピュータモデルを開発した。このモデルは、Universal Technical System Inc.によるTK Solver(release 4)(登録商標)を使用して描いた。このモデルを実行して、炉の放射部におけるコイルがフィンレスの分解炉におけるプロセスのシミュレーションを行なった。モデルにより、コイル内の供給材料を所望の温度レベルに加熱しながら、プロセスコイルを流通して熱を炉の放射部のコイルの外面に伝導する燃焼ガスの温度を予測した。その結果を図4に示す。上記シミュレーションに使用した入力データ、例えば、炉及びコイルの具体的な形状及び寸法、供給材料の流量、燃料ガスの組成及びバーナへの流量、供給材料及び製品の組成並びに炉の放射部の入口及び出口での温度等、はJoffreの分解炉で測定した実際の動作データであった。計算された燃焼ガス温度を、図5に示す、コイル外面の測定温度と比較した。計算された燃焼ガス温度と測定したコイル面温度との間には良好な定量的一致が見られたため、モデルの妥当性は、炉の放射部の運転を表している。
(燃料の燃焼と、以下のa)及びb)を具備する炉の効率性との比較)
a)裸の放射プロセスコイル(突起を有さない)
b)図6に示すような等辺角錐のような形状の突起に外面が覆われた放射コイル。
上記形状の両方を呈する放射プロセスコイルの効率性及び性能を比較する基礎を作るために、シミュレーションの目的のために以下の仮定を行なった。
・2種類のサイズの突起を考慮した。辺寸法がそれぞれ(i)a=7mm及び(ii)a=11mmの等辺角錐であって、コイルの全長に沿って均一に分散させ、それぞれコイル外面の〜100%及び〜65%を覆うようにした(コイル面の被覆率%は、突起の形状及びサイズによって決まり、図3に示す)。
・突起の全質量は、裸コイルの重量の30%と等しくなるように維持した。この手法をとったのは、拡張された面を有するコイルの設計において重要な限定要因が、拡張部の追加質量だからである。突起の寸法及び質量を増加させることによって、コイルの効率性を向上しうるが、コイルがクリープ(変形)する傾向も増加する。
・裸の放射コイルの寸法(直径、壁厚、長さ)は、シミュレーションにおいて両方の場合(すなわち、裸のフィンレス・コイル及び突起を有するコイル)で同一とし、且つ、Joffreの分解炉に現在装着されているフィンレス・コイルの実際の寸法と等しくした。
(分解炉における放射プロセスコイルの外面の拡張の、炉の放射部の燃料消費、容量及び効率性に対する影響)
Claims (21)
- C2−4アルカンからなる群から選択される供給材料及びナフサを熱分解する炉において、
突起により拡張された外面を有し、1つ以上の通路を備える1つ以上のプロセスコイルを、該炉の放射部において使用し、
前記突起が、
i)前記コイルの外径の3〜15%の最大高さと、
ii)コイルとの接触面、又は底面であって、その面積が前記コイルの外断面積の0.1%〜10%である接触面と、
iii)体積が比較的小さく外面が比較的大きい幾何学形状と
を有することを特徴とする炉。 - 前記突起が、前記コイルの外径の3%〜10%の最大高さを有する、請求項1に記載の炉。
- 前記炉の放射コイルが、
Niを約55〜65重量%と、Crを約20〜10重量%と、Coを約20〜10重量%と、Feを約5〜9重量%と、残部として痕跡元素の1種類以上とを含む、請求項2に記載の炉。 - 前記炉の放射コイルが、成分の合計が100重量%となるように、Mnを0.2〜3重量%までと、Siを0.3〜2重量%と、チタン、ニオブ、及び他の全ての種類の痕跡金属を5重量%未満と、0.75重量%未満の量で炭素とをさらに含む、請求項3に記載の炉。
- 前記炉の放射コイルが、成分の合計が100重量%となるように、Coを40〜65重量%と、Crを15〜20重量%と、Niを20〜13重量%と、Feを4重量%未満と、残部として1種類以上の痕跡元素及び20重量%までのWとを含む、請求項2に記載の炉。
- 前記炉の放射コイルが、Mnを0.2〜3重量%までと、Siを0.3〜2重量%と、チタン、ニオブ、及び他の全ての種類の痕跡金属を5重量%未満と、0.75重量%未満の量で炭素とをさらに含む、請求項5に記載の炉。
- 前記炉の放射コイルが、クロムを20〜38重量%とNiを25〜48重量%とを含む、請求項2に記載の炉。
- 前記炉の放射コイルが、Mnを0.2〜3重量%までと、Siを0.3〜2重量%と、チタン、ニオブ、及び他の全ての種類の痕跡金属を5重量%未満と、0.75重量%未満の量で炭素と、残部として実質的に鉄とをさらに含む、請求項7に記載の炉。
- 前記突起が、角錐である、請求項2に記載の炉。
- 前記突起が、三角形の底面を有する角錐である、請求項9に記載の炉。
- 前記突起が、四面体である、請求項10に記載の炉。
- 前記突起が、長方形の底面を有する角錐である、請求項9に記載の炉。
- 前記突起が、正方形の底面を有する角錐である、請求項9に記載の炉。
- 前記突起が、ジョンソンの角錐である、請求項13に記載の炉。
- 前記突起が、円形の底面を有する、請求項2に記載の炉。
- 前記突起が、楕円形の底面を有する、請求項2に記載の炉。
- 前記突起が、涙滴形の底面を有する、請求項2に記載の炉。
- 前記突起の底面が、前記放射コイルの全面を覆っている、請求項2に記載の炉。
- 前記突起の底面が、前記炉コイルの外面上で互いに離間している、請求項2に記載の炉。
- 前記突起が、互いに離間して、前記炉コイルの外面に対して、略均一な分布パターンをなしている、請求項2に記載の炉。
- 前記放射部における前記炉コイルの部分にのみ突起を有する、請求項12に記載の炉。
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CA2738273A CA2738273C (en) | 2011-04-28 | 2011-04-28 | Furnace coil with protuberances on the external surface |
CA2738273 | 2011-04-28 | ||
PCT/CA2012/000252 WO2012145820A1 (en) | 2011-04-28 | 2012-03-21 | Furnace coil with protuberances on the external surface |
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EP (1) | EP2702120B1 (ja) |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2019526026A (ja) * | 2016-07-08 | 2019-09-12 | ノヴァ ケミカルズ(アンテルナショナル)ソシエテ アノニム | 金属製バーナータイル |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
CA2818870C (en) * | 2013-06-20 | 2020-10-27 | Nova Chemicals Corporation | Pinned furnace tubes |
CN104560114B (zh) * | 2013-10-29 | 2016-06-22 | 中国石油化工股份有限公司 | 一种双段供热结构的乙烯裂解炉 |
CA2843361C (en) * | 2014-02-21 | 2021-03-30 | Nova Chemicals Corporation | Pinned furnace tubes |
CA2930827A1 (en) * | 2016-05-25 | 2017-11-25 | Nova Chemicals Corporation | Furnace coil modified fins |
CA2981416A1 (en) | 2017-10-04 | 2019-04-04 | Nova Chemicals Corporation | Improved protective surface on stainless steel |
CN116952038B (zh) * | 2023-09-14 | 2023-12-08 | 南京宜热纵联节能科技有限公司 | 一种间接换热装置 |
Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4938256A (ja) * | 1973-04-13 | 1974-04-09 | ||
JPS6016201A (ja) * | 1983-04-28 | 1985-01-28 | エタブリツセメント・アグラ | 復水ボイラ |
JPS616595A (ja) * | 1984-06-20 | 1986-01-13 | Hitachi Ltd | 伝熱管及びその製造方法 |
JPS6470590A (ja) * | 1987-09-01 | 1989-03-16 | Ruumasu Kuresuto Inc | |
JPH04235261A (ja) * | 1991-01-11 | 1992-08-24 | Daido Steel Co Ltd | Co基合金素材の製造方法 |
JPH04329852A (ja) * | 1991-05-07 | 1992-11-18 | Nippon Steel Corp | ごみ焼却炉ボイラ用合金および複層鋼管 |
JPH05195125A (ja) * | 1992-01-23 | 1993-08-03 | Nippon Steel Corp | V、Na、S、Clの存在する燃焼環境において耐食性を有する合金および複層鋼管 |
JPH05223480A (ja) * | 1992-02-17 | 1993-08-31 | Kobe Steel Ltd | 凝縮伝熱管 |
JPH0813972B2 (ja) * | 1986-06-25 | 1996-02-14 | ナフタシミー ソシエテ アノニム | 炭化水素の水蒸気分解によるオレフィンおよびジオレフィンの製造方法およびそのための装置 |
JPH0961079A (ja) * | 1995-08-23 | 1997-03-07 | Hitachi Cable Ltd | 熱交換器及びその製造方法 |
GB2314853A (en) * | 1996-07-05 | 1998-01-14 | Ici Plc | Reformer comprising finned reactant tubes |
JPH10132474A (ja) * | 1996-10-29 | 1998-05-22 | Denso Corp | 熱交換器 |
JP2004003000A (ja) * | 2002-04-17 | 2004-01-08 | Sumitomo Metal Ind Ltd | 高温強度と耐食性に優れたオーステナイト系ステンレス鋼ならびにこの鋼からなる耐熱耐圧部材とその製造方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE605880A (ja) * | 1960-12-22 | |||
US4232728A (en) | 1979-02-26 | 1980-11-11 | Union Carbide Corporation | Method for enhanced heat transfer |
US4402359A (en) * | 1980-09-15 | 1983-09-06 | Noranda Mines Limited | Heat transfer device having an augmented wall surface |
JP3315785B2 (ja) | 1993-12-14 | 2002-08-19 | 株式会社神戸製鋼所 | 吸収器用伝熱管 |
JP3001181B2 (ja) | 1994-07-11 | 2000-01-24 | 株式会社クボタ | エチレン製造用反応管 |
KR100372482B1 (ko) * | 1999-06-30 | 2003-02-17 | 스미토모 긴조쿠 고교 가부시키가이샤 | 니켈 베이스 내열합금 |
US7096931B2 (en) * | 2001-06-08 | 2006-08-29 | Exxonmobil Research And Engineering Company | Increased heat exchange in two or three phase slurry |
US7128139B2 (en) * | 2004-10-14 | 2006-10-31 | Nova Chemicals (International) S.A. | External ribbed furnace tubes |
US7386980B2 (en) | 2005-02-02 | 2008-06-17 | Power Systems Mfg., Llc | Combustion liner with enhanced heat transfer |
JP4860531B2 (ja) * | 2007-03-30 | 2012-01-25 | 株式会社クボタ | 熱分解管 |
-
2011
- 2011-04-28 CA CA2738273A patent/CA2738273C/en active Active
-
2012
- 2012-03-21 JP JP2014506694A patent/JP2014520241A/ja active Pending
- 2012-03-21 WO PCT/CA2012/000252 patent/WO2012145820A1/en active Application Filing
- 2012-03-21 EP EP12777060.0A patent/EP2702120B1/en active Active
- 2012-03-21 ES ES12777060T patent/ES2765028T3/es active Active
- 2012-03-28 US US13/432,192 patent/US8790602B2/en active Active
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4938256A (ja) * | 1973-04-13 | 1974-04-09 | ||
JPS6016201A (ja) * | 1983-04-28 | 1985-01-28 | エタブリツセメント・アグラ | 復水ボイラ |
JPS616595A (ja) * | 1984-06-20 | 1986-01-13 | Hitachi Ltd | 伝熱管及びその製造方法 |
JPH0813972B2 (ja) * | 1986-06-25 | 1996-02-14 | ナフタシミー ソシエテ アノニム | 炭化水素の水蒸気分解によるオレフィンおよびジオレフィンの製造方法およびそのための装置 |
JPS6470590A (ja) * | 1987-09-01 | 1989-03-16 | Ruumasu Kuresuto Inc | |
JPH04235261A (ja) * | 1991-01-11 | 1992-08-24 | Daido Steel Co Ltd | Co基合金素材の製造方法 |
JPH04329852A (ja) * | 1991-05-07 | 1992-11-18 | Nippon Steel Corp | ごみ焼却炉ボイラ用合金および複層鋼管 |
JPH05195125A (ja) * | 1992-01-23 | 1993-08-03 | Nippon Steel Corp | V、Na、S、Clの存在する燃焼環境において耐食性を有する合金および複層鋼管 |
JPH05223480A (ja) * | 1992-02-17 | 1993-08-31 | Kobe Steel Ltd | 凝縮伝熱管 |
JPH0961079A (ja) * | 1995-08-23 | 1997-03-07 | Hitachi Cable Ltd | 熱交換器及びその製造方法 |
GB2314853A (en) * | 1996-07-05 | 1998-01-14 | Ici Plc | Reformer comprising finned reactant tubes |
JPH10132474A (ja) * | 1996-10-29 | 1998-05-22 | Denso Corp | 熱交換器 |
JP2004003000A (ja) * | 2002-04-17 | 2004-01-08 | Sumitomo Metal Ind Ltd | 高温強度と耐食性に優れたオーステナイト系ステンレス鋼ならびにこの鋼からなる耐熱耐圧部材とその製造方法 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2019526026A (ja) * | 2016-07-08 | 2019-09-12 | ノヴァ ケミカルズ(アンテルナショナル)ソシエテ アノニム | 金属製バーナータイル |
JP2019527332A (ja) * | 2016-07-08 | 2019-09-26 | ノヴァ ケミカルズ(アンテルナショナル)ソシエテ アノニム | 金属製バーナーコンポーネント |
JP7007354B2 (ja) | 2016-07-08 | 2022-01-24 | ノヴァ ケミカルズ(アンテルナショナル)ソシエテ アノニム | 金属製バーナータイル |
US11885489B2 (en) | 2016-07-08 | 2024-01-30 | Nova Chemicals (International) S.A. | Metallic burner tiles |
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EP2702120A1 (en) | 2014-03-05 |
CA2738273A1 (en) | 2012-10-28 |
CA2738273C (en) | 2018-01-23 |
US8790602B2 (en) | 2014-07-29 |
EP2702120A4 (en) | 2014-09-24 |
EP2702120B1 (en) | 2019-10-30 |
ES2765028T3 (es) | 2020-06-05 |
US20120275966A1 (en) | 2012-11-01 |
WO2012145820A1 (en) | 2012-11-01 |
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