BRPI0401734B1 - utilizaÇço de um enchimento de passagem cruzada, constituÍdo de tela metÁlica - Google Patents

utilizaÇço de um enchimento de passagem cruzada, constituÍdo de tela metÁlica

Info

Publication number
BRPI0401734B1
BRPI0401734B1 BRPI0401734-0B1A BRPI0401734A BRPI0401734B1 BR PI0401734 B1 BRPI0401734 B1 BR PI0401734B1 BR PI0401734 A BRPI0401734 A BR PI0401734A BR PI0401734 B1 BRPI0401734 B1 BR PI0401734B1
Authority
BR
Brazil
Prior art keywords
channels
sheet metal
area
cross
less
Prior art date
Application number
BRPI0401734-0B1A
Other languages
English (en)
Inventor
Florian Kehrer
Marc Dr Wehrli
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.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=34043020&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BRPI0401734(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed filed Critical
Publication of BRPI0401734A publication Critical patent/BRPI0401734A/pt
Publication of BRPI0401734B1 publication Critical patent/BRPI0401734B1/pt

Links

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
    • B01J19/32—Packing elements in the form of grids or built-up elements for forming a unit or module inside the apparatus for mass or heat transfer
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F25/00—Component parts of trickle coolers
    • F28F25/02—Component parts of trickle coolers for distributing, circulating, and accumulating liquid
    • F28F25/08—Splashing boards or grids, e.g. for converting liquid sprays into liquid films; Elements or beds for increasing the area of the contact surface
    • F28F25/087—Vertical or inclined sheets; Supports or spacers
    • 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
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/322—Basic shape of the elements
    • B01J2219/32203—Sheets
    • B01J2219/3221—Corrugated sheets
    • 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
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/322—Basic shape of the elements
    • B01J2219/32203—Sheets
    • B01J2219/32213—Plurality of essentially parallel sheets
    • 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
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/322—Basic shape of the elements
    • B01J2219/32203—Sheets
    • B01J2219/32213—Plurality of essentially parallel sheets
    • B01J2219/32217—Plurality of essentially parallel sheets with sheets having corrugations which intersect at an angle of 90 degrees
    • 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
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/322—Basic shape of the elements
    • B01J2219/32203—Sheets
    • B01J2219/32213—Plurality of essentially parallel sheets
    • B01J2219/3222—Plurality of essentially parallel sheets with sheets having corrugations which intersect at an angle different from 90 degrees
    • 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
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/322—Basic shape of the elements
    • B01J2219/32203—Sheets
    • B01J2219/32224—Sheets characterised by the orientation of the sheet
    • B01J2219/32227—Vertical orientation
    • 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
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/322—Basic shape of the elements
    • B01J2219/32203—Sheets
    • B01J2219/32237—Sheets comprising apertures or perforations
    • 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
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/322—Basic shape of the elements
    • B01J2219/32203—Sheets
    • B01J2219/32237—Sheets comprising apertures or perforations
    • B01J2219/32244—Essentially circular apertures
    • 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
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/322—Basic shape of the elements
    • B01J2219/32203—Sheets
    • B01J2219/32255—Other details of the sheets
    • B01J2219/32258—Details relating to the extremities of the sheets, such as a change in corrugation geometry or sawtooth edges
    • 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
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/322—Basic shape of the elements
    • B01J2219/32203—Sheets
    • B01J2219/32265—Sheets characterised by the orientation of blocks of sheets
    • B01J2219/32272—Sheets characterised by the orientation of blocks of sheets relating to blocks in superimposed layers
    • 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
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/324—Composition or microstructure of the elements
    • B01J2219/32408—Metal
    • 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
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/324—Composition or microstructure of the elements
    • B01J2219/32408—Metal
    • B01J2219/32416—Metal fibrous
    • 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
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/326—Mathematical modelling
    • 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
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/33—Details relating to the packing elements in general
    • B01J2219/3306—Dimensions or size aspects
    • 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
    • B01J2219/32—Details relating to packing elements in the form of grids or built-up elements for forming a unit of module inside the apparatus for mass or heat transfer
    • B01J2219/332—Details relating to the flow of the phases
    • B01J2219/3325—Counter-current flow
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S261/00—Gas and liquid contact apparatus
    • Y10S261/72—Packing elements

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
  • Nonwoven Fabrics (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Materials For Medical Uses (AREA)
  • Gasket Seals (AREA)
  • Nozzles (AREA)
BRPI0401734-0B1A 2003-05-16 2004-05-12 utilizaÇço de um enchimento de passagem cruzada, constituÍdo de tela metÁlica BRPI0401734B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03405340 2003-05-16

Publications (2)

Publication Number Publication Date
BRPI0401734A BRPI0401734A (pt) 2005-01-18
BRPI0401734B1 true BRPI0401734B1 (pt) 2013-08-06

Family

ID=34043020

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0401734-0B1A BRPI0401734B1 (pt) 2003-05-16 2004-05-12 utilizaÇço de um enchimento de passagem cruzada, constituÍdo de tela metÁlica

Country Status (11)

Country Link
US (1) US7434794B2 (pt)
EP (1) EP1477224B1 (pt)
JP (1) JP4885428B2 (pt)
CN (1) CN100415359C (pt)
AT (1) ATE517684T1 (pt)
BR (1) BRPI0401734B1 (pt)
ES (1) ES2366615T3 (pt)
MX (1) MX269249B (pt)
NO (1) NO337609B1 (pt)
RU (1) RU2347609C2 (pt)
TW (1) TWI351306B (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0508670D0 (en) * 2005-04-28 2005-06-08 Air Prod & Chem Structured packing and use thereof
JP4642559B2 (ja) * 2005-06-09 2011-03-02 高砂熱学工業株式会社 不純物除去装置
CN101528663B (zh) * 2006-09-19 2012-07-25 巴斯夫欧洲公司 在流化床反应器中用于制备芳香族胺的方法
PL2066436T3 (pl) 2006-09-19 2012-12-31 Basf Se Reaktor fluidyzacyjny do prowadzenia reakcji w fazie gazowej
CA2701851C (en) * 2007-10-08 2017-01-17 Nawid Kashani-Shirazi Use of shaped bodies having catalytic properties as reactor internals
EP2352635A2 (de) * 2008-10-31 2011-08-10 Basf Se Ionentauscher-formkoerper und verfahren zu ihrer herstellung
CA2756362C (en) 2010-12-22 2018-07-31 Sulzer Chemtech Ag Method of mass transfer, structured packing and mass transfer apparatus for a small liquid load
RU2452560C1 (ru) * 2011-02-28 2012-06-10 Алексей Валерьевич Бальчугов Регулярная насадка для тепло- и массообменных аппаратов
US20130233016A1 (en) * 2012-03-06 2013-09-12 Air Products And Chemicals, Inc. Structured Packing
CN103479743B (zh) 2013-01-28 2015-07-08 钱昌美 治疗老年痴呆的药物组合物及其制备方法
EP2810707A1 (de) 2013-06-07 2014-12-10 Sulzer Chemtech AG Packungslage für eine strukturierte Packung
EP3132848B1 (en) 2015-08-20 2020-01-08 Sulzer Management AG Structured packing with specific mounting clips
USD854132S1 (en) * 2016-11-23 2019-07-16 Koch-Glitsch, Lp Corrugated steel structure
FR3059914B1 (fr) * 2016-12-14 2020-03-20 IFP Energies Nouvelles Nouveau garnissage pour ameliorer le contact entre une phase gaz et une phase solide dispersee s'ecoulant a contre courant
EP3808446A1 (en) 2019-10-14 2021-04-21 Sulzer Management AG Structured cross-channel packing element with reduced material requirement
EP3808445A1 (en) 2019-10-14 2021-04-21 Sulzer Management AG Structured packing element with reduced material requirement

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH660308A5 (de) * 1983-03-01 1987-04-15 Sulzer Ag Vorrichtung zur fluessigkeitsverteilung in einer stoff- und waermeaustauschkolonne.
CH667398A5 (de) * 1985-02-22 1988-10-14 Sulzer Ag Verfahren zur selektiven absorption von schwefelwasserstoff aus einem schwefelwasserstoff und kohlendioxyd enthaltenden gas und vorrichtung zum durchfuehren des verfahrens.
HU197220B (en) * 1986-03-24 1989-03-28 Budapesti Mueszaki Egyetem Charge structure particularly in columns chiefly for contacting liquid and gas phases
DE3925424A1 (de) * 1989-08-01 1991-02-07 Basf Ag Verfahren zur verringerung der oxidationsgeschwindigkeit von sulfitloesungen
ES2068558T3 (es) 1990-08-23 1995-04-16 Sulzer Chemtech Ag Dispositivo mezclador laminar estatico, elemento alimentador-mezclador, asi como utilizacion del dispositivo mezclador y del elemento alimentador-mezclador.
FR2675568B1 (fr) * 1991-04-19 1993-07-16 Air Liquide Procede de separation cryogenique de melanges contenant de l'oxygene et garnissages organises pour la mise en óoeuvre de ce procede.
ES2141143T3 (es) * 1993-10-05 2000-03-16 Sulzer Chemtech Ag Dispositivo para homogeneizar liquidos muy viscosos.
US5661670A (en) * 1995-05-25 1997-08-26 Midwest Research Institute Method and system for simulating heat and mass transfer in cooling towers
RU2193445C2 (ru) * 1995-07-08 2002-11-27 Басф Аг Пакетные контактные элементы с упорядоченной структурой и низким сопротивлением из тканых или тканеподобных материалов для применения в массообменных колоннах и способ ректификации с использованием таких элементов
DE19524928A1 (de) * 1995-07-08 1997-01-09 Basf Ag Verfahren zur Rektifikation von Gemischen hochsiedender luft- und/oder temperaturempfindlicher Substanzen, die eine hohe Trennleistung erfordern, im Feinvakuum, sowie für dieses Verfahren geeignete Kolonnen
GB9522086D0 (en) * 1995-10-31 1996-01-03 Ici Plc Fluid-fluid contacting apparatus
US5925291A (en) * 1997-03-25 1999-07-20 Midwest Research Institute Method and apparatus for high-efficiency direct contact condensation
WO1999000180A1 (en) 1997-06-26 1999-01-07 Robbins & Myers, Inc. Multi-component static mixer and method of operation
US5921109A (en) * 1998-10-21 1999-07-13 Praxair Technology, Inc. Method for operating a cryogenic rectification column
EP1016457B1 (en) * 1998-12-28 2003-05-07 Nippon Sanso Corporation Vapour-liquid contactor, cryogenic air separation unit and method of gas separation
CA2294406C (en) * 1999-01-21 2004-11-02 Sulzer Chemtech Ag Packing with a cross channel structure for a material exchange column with a high specific separation performance
US6357728B1 (en) * 1999-03-15 2002-03-19 Air Products And Chemicals, Inc. Optimal corrugated structured packing
DE19936380A1 (de) * 1999-08-03 2001-02-08 Basf Ag Geordnete Packung zum Wärme- und Stoffaustausch
US6321567B1 (en) * 2000-10-06 2001-11-27 Praxair Technology, Inc. Structured packing system for reduced distillation column height
DE10159821A1 (de) * 2001-12-06 2003-06-18 Basf Ag Vorrichtung und Verfahren zur Durchführung von heterogen katalysierter Reaktivdestillationen, insbesondere zur Herstellung von Pseudoionen
DE10159816A1 (de) * 2001-12-06 2003-06-18 Basf Ag Vorrichtung und Verfahren zur Durchführung von heterogen katalysierten Reaktionen
DE50200013D1 (de) 2002-03-22 2003-07-31 Sulzer Chemtech Ag Winterthur Rohrmischer mit einem longitudinalen Einbaukörper

Also Published As

Publication number Publication date
CN1550258A (zh) 2004-12-01
ATE517684T1 (de) 2011-08-15
US20050249648A1 (en) 2005-11-10
JP2004351416A (ja) 2004-12-16
ES2366615T3 (es) 2011-10-21
TWI351306B (en) 2011-11-01
NO20041992L (no) 2004-11-17
RU2347609C2 (ru) 2009-02-27
MXPA04004527A (es) 2004-11-18
BRPI0401734A (pt) 2005-01-18
US7434794B2 (en) 2008-10-14
RU2004114831A (ru) 2005-10-27
CN100415359C (zh) 2008-09-03
NO337609B1 (no) 2016-05-09
EP1477224A1 (de) 2004-11-17
TW200507918A (en) 2005-03-01
EP1477224B1 (de) 2011-07-27
JP4885428B2 (ja) 2012-02-29
MX269249B (es) 2009-08-14

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 12/05/2004, OBSERVADAS AS CONDICOES LEGAIS.

B25G Requested change of headquarter approved
B25A Requested transfer of rights approved