JP6886080B2 - 分配装置を備えたシェルアンドチューブ式機器 - Google Patents
分配装置を備えたシェルアンドチューブ式機器 Download PDFInfo
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- JP6886080B2 JP6886080B2 JP2020523360A JP2020523360A JP6886080B2 JP 6886080 B2 JP6886080 B2 JP 6886080B2 JP 2020523360 A JP2020523360 A JP 2020523360A JP 2020523360 A JP2020523360 A JP 2020523360A JP 6886080 B2 JP6886080 B2 JP 6886080B2
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- 239000012530 fluid Substances 0.000 claims description 48
- 238000009826 distribution Methods 0.000 claims description 37
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 22
- 239000004202 carbamide Substances 0.000 claims description 22
- NMGFRGWSRHOQOP-UHFFFAOYSA-N carbamic acid;urea Chemical compound NC(N)=O.NC(O)=O NMGFRGWSRHOQOP-UHFFFAOYSA-N 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 238000000605 extraction Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000004809 Teflon Substances 0.000 description 3
- 229920006362 Teflon® Polymers 0.000 description 3
- 238000005452 bending Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005058 metal casting Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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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
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
- B01J4/005—Feed or outlet devices as such, e.g. feeding tubes provided with baffles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/06—Evaporators with vertical tubes
- B01D1/065—Evaporators with vertical tubes by film evaporating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/008—Liquid distribution
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/009—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping in combination with chemical reactions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/04—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping pipe stills
-
- 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
- B01J10/00—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor
- B01J10/02—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor of the thin-film type
-
- 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
- B01J19/247—Suited for forming thin films
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
- C07C273/14—Separation; Purification; Stabilisation; Use of additives
- C07C273/16—Separation; Purification
-
- 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
- F28D7/10—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 one within the other, e.g. concentrically
- F28D7/12—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 one within the other, e.g. concentrically the surrounding tube being closed at one end, e.g. return type
-
- 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
- F28F9/02—Header boxes; End plates
- F28F9/026—Header boxes; End plates with static flow control means, e.g. with means for uniformly distributing heat exchange media into conduits
-
- 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
- B01J2204/00—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices
- B01J2204/002—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices the feeding side being of particular interest
-
- 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
- B01J2219/00076—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements inside the reactor
- B01J2219/00081—Tubes
-
- 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
-
- 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
- B01J2219/18—Details relating to the spatial orientation of the reactor
- B01J2219/185—Details relating to the spatial orientation of the reactor vertical
-
- 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
-
- 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
- F28D2021/0022—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for chemical reactors
-
- 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
- F28D7/0066—Multi-circuit heat-exchangers, e.g. integrating different heat exchange sections in the same unit or heat-exchangers for more than two fluids
-
- 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
- F28D7/16—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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Description
12 上方室
14 下方室
16 管束
18 入口ノズル
20 シェル
22 主ノズル
24 副ノズル
26 分配装置
28 環状通路
30 通路箱、通路モジュール
32 基礎板
34 外側鉛直壁
36 内側鉛直壁
38 オーバーフロー縁
44 フランジ部分
46 上方へ向けられた凸部
48 下方へ向けられた凹部
50 排出貫通孔
52 貫通穴
54 切欠き
56 封止要素、ガスケット
58 円形開口部、マンホール
60 中心開口部
62 貫通孔
66 入口ノズル
68 出口ノズル
72 外側鉛直縁
74 内側鉛直縁
D 所定の直径
H1、H2 全体の高さ
Claims (15)
- 円筒形状を有し、鉛直軸(A)に沿って配置されるシェルアンドチューブ式機器(10)であって、共通の管束(16)に両側で連結される上方室(12)および下方室(14)を備え、前記上方室(12)には、第1の流体を注入するための少なくとも1つの入口ノズル(18)が設けられ、前記管束(16)は、前記管束(16)を通じて前記第1の流体と熱を交換する第2の流体を注入および排出するためのノズル(22; 24)が設けられるシェル(20)によって包囲され、前記上方室(12)は、前記第1の流体を前記管束(16)に向けて均一に送達するように構成される少なくとも1つの分配装置(26)を取り囲み、前記少なくとも1つの分配装置(26)は、前記鉛直軸(A)の周りに配置されると共に前記少なくとも1つの入口ノズル(18)と流体連通している環状通路(28)を備える、シェルアンドチューブ式機器(10)において、
前記少なくとも1つの分配装置(26)は、前記環状通路(28)を形成するために、それぞれの鉛直縁(72、74)において一緒に密接に結合される円状の台形の複数の通路モジュール(30)を備えることを特徴とするシェルアンドチューブ式機器(10)。 - 各々の通路モジュール(30)は、前記環状通路(28)の周囲縁を形成する外側鉛直壁(34)、および、前記管束(16)に向けて流れる前記第1の流体のためのオーバーフロー縁(38)が設けられる内側鉛直壁(36)と一体の水平に配置された基礎板(32)を備えることを特徴とする請求項1に記載のシェルアンドチューブ式機器(10)。
- 前記基礎板(32)と、前記外側鉛直壁(34)と、前記内側鉛直壁(36)とは、それぞれの弓形の結合部分(40、42)において溶接によって一緒に結合されることを特徴とする請求項2に記載のシェルアンドチューブ式機器(10)。
- 前記外側鉛直壁(34)は、前記内側鉛直壁(36)の全体の高さ(H2)より大きい、前記鉛直軸(A)に沿って測定される全体の高さ(H1)を有することを特徴とする請求項2または3に記載のシェルアンドチューブ式機器(10)。
- 前記オーバーフロー縁(38)は、上方へ向けられた凸部(46)と下方へ向けられた凹部(48)とを交互に伴う鋸歯状の輪郭を有することを特徴とする請求項2から4のいずれか一項に記載のシェルアンドチューブ式機器(10)。
- 前記基礎板(32)には、前記シェルアンドチューブ式機器(10)の動作構成においてそれぞれのキャップで閉じられる少なくとも1つの排出貫通孔(50)が設けられることを特徴とする請求項2から5のいずれか一項に記載のシェルアンドチューブ式機器(10)。
- 少なくとも1つの通路モジュール(30)には、そのそれぞれの外側鉛直壁(34)における貫通穴(52)が設けられ、前記貫通穴(52)は少なくとも1つの前記入口ノズル(18)と流体連通していることを特徴とする請求項2から6のいずれか一項に記載のシェルアンドチューブ式機器(10)。
- 各々の通路モジュール(30)には、そのそれぞれの鉛直縁(72、74)のうちの少なくとも1つにフランジ部分(44)が設けられ、前記フランジ部分(44)は、隣接する通路モジュール(30)の対応するフランジ部分(44)と結合するために構成されることを特徴とする請求項1から7のいずれか一項に記載のシェルアンドチューブ式機器(10)。
- 前記フランジ部分(44)は、隣接するフランジ部分(44)の対応する平坦面を向く平坦面を備えることを特徴とする請求項8に記載のシェルアンドチューブ式機器(10)。
- 前記フランジ部分(44)には、それぞれの結合ボルトの挿入のための少なくとも1つの貫通孔(62)が設けられることを特徴とする請求項8または9に記載のシェルアンドチューブ式機器(10)。
- 前記フランジ部分(44)には、前記環状通路(28)の底に配置される少なくとも1つの切欠き(54)が設けられ、前記切欠き(54)は、隣接するフランジ部分(44)を通る前記第1の流体の流れを容易にすることを特徴とする請求項8から10のいずれか一項に記載のシェルアンドチューブ式機器(10)。
- 前記分配装置(26)には、2つの隣接する通路モジュール(30)のそれぞれの前記フランジ部分(44)の間に少なくとも1つの封止要素(56)が設けられることを特徴とする請求項8から11のいずれか一項に記載のシェルアンドチューブ式機器(10)。
- 前記封止要素(56)は鉛直に配置されるガスケットであることを特徴とする請求項12に記載のシェルアンドチューブ式機器(10)。
- 前記上方室(12)には、所定の直径(D)の円形開口部(58)が上部に設けられ、前記通路モジュール(30)の各々は、前記上方室(12)への各々の通路モジュール(30)の挿入、および/または、前記円形開口部(58)を通じた前記上方室(12)からの各々の通路モジュール(30)の抜き出しを実施するように、前記所定の直径(D)より小さい全体の大きさをそれぞれ有することを特徴とする請求項1から13のいずれか一項に記載のシェルアンドチューブ式機器(10)。
- 前記第1の流体は尿素および尿素カルバメートの溶液であり、前記第2の流体は加熱媒体であり、前記下方室(12)には、ストリッピング媒体から成る第3の流体を注入するための少なくとも1つの入口ノズル(66)が設けられ、したがって前記シェルアンドチューブ式機器(10)は、前記下方室(14)において、濃縮した尿素溶液を前記管束(16)から回収するための尿素ストリッパとして動作することを特徴とする請求項1から14のいずれか一項に記載のシェルアンドチューブ式機器(10)。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP17425106.6A EP3476470B1 (en) | 2017-10-26 | 2017-10-26 | Shell-and-tube equipment with distribution device |
EP17425106.6 | 2017-10-26 | ||
PCT/EP2018/079356 WO2019081686A1 (en) | 2017-10-26 | 2018-10-25 | ENVELOPE-AND-TUBE EQUIPMENT WITH DISPENSING DEVICE |
Publications (2)
Publication Number | Publication Date |
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JP2021500525A JP2021500525A (ja) | 2021-01-07 |
JP6886080B2 true JP6886080B2 (ja) | 2021-06-16 |
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Application Number | Title | Priority Date | Filing Date |
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JP2020523360A Active JP6886080B2 (ja) | 2017-10-26 | 2018-10-25 | 分配装置を備えたシェルアンドチューブ式機器 |
Country Status (5)
Country | Link |
---|---|
US (1) | US11045779B2 (ja) |
EP (1) | EP3476470B1 (ja) |
JP (1) | JP6886080B2 (ja) |
CN (1) | CN111526938B (ja) |
WO (1) | WO2019081686A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3733279A1 (en) * | 2019-05-03 | 2020-11-04 | Yara International ASA | High pressure strippers for use in urea plants |
CN112923773B (zh) * | 2021-01-16 | 2022-04-22 | 西安交通大学 | 一种冲压成型的管壳式换热器用均流装置 |
CN112857127B (zh) * | 2021-01-18 | 2022-05-31 | 中国神华煤制油化工有限公司 | 自清洗封头盖及换热设备 |
CN115371297A (zh) * | 2021-05-21 | 2022-11-22 | 开利公司 | 用于冷凝器的导流装置、具有其的冷凝器及制冷*** |
EP4092368A1 (en) * | 2021-05-21 | 2022-11-23 | Yara International ASA | Heat exchanging device comprising a recirculation system and method for reducing fouling in a heat exchanger |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
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US3797552A (en) | 1972-10-24 | 1974-03-19 | Aerojet General Co | Multiple effect evaporators |
JPS613999A (ja) * | 1984-06-19 | 1986-01-09 | Mitsubishi Heavy Ind Ltd | シエルアンドチユ−ブ型熱交換器 |
US4932468A (en) * | 1988-12-19 | 1990-06-12 | E. L. Nickell Co., Inc. | Vertical falling film multi-tube heat exchanger |
CN2125439U (zh) * | 1992-06-20 | 1992-12-23 | 沈善明 | 板式加热降膜蒸发器 |
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2017
- 2017-10-26 EP EP17425106.6A patent/EP3476470B1/en active Active
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2018
- 2018-10-25 CN CN201880069449.XA patent/CN111526938B/zh active Active
- 2018-10-25 WO PCT/EP2018/079356 patent/WO2019081686A1/en active Application Filing
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CN111526938A (zh) | 2020-08-11 |
US11045779B2 (en) | 2021-06-29 |
EP3476470B1 (en) | 2022-11-09 |
CN111526938B (zh) | 2022-04-26 |
WO2019081686A1 (en) | 2019-05-02 |
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US20200306711A1 (en) | 2020-10-01 |
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