BR112023022526A2 - Aparelho para revestimento, e, método para tratar um filtro - Google Patents

Aparelho para revestimento, e, método para tratar um filtro

Info

Publication number
BR112023022526A2
BR112023022526A2 BR112023022526A BR112023022526A BR112023022526A2 BR 112023022526 A2 BR112023022526 A2 BR 112023022526A2 BR 112023022526 A BR112023022526 A BR 112023022526A BR 112023022526 A BR112023022526 A BR 112023022526A BR 112023022526 A2 BR112023022526 A2 BR 112023022526A2
Authority
BR
Brazil
Prior art keywords
filter
inlet
coating
face
treating
Prior art date
Application number
BR112023022526A
Other languages
English (en)
Inventor
Craig Thomson
Flora Chen
Li Liu
Leonard William Spencer Michael
Original Assignee
Johnson Matthey Plc
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
Application filed by Johnson Matthey Plc filed Critical Johnson Matthey Plc
Publication of BR112023022526A2 publication Critical patent/BR112023022526A2/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0001—Making filtering elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/022—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous
    • F01N3/0222—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous the structure being monolithic, e.g. honeycombs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/02—Precoating the filter medium; Addition of filter aids to the liquid being filtered
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/14—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas designed for spraying particulate materials
    • B05B7/1481—Spray pistols or apparatus for discharging particulate material
    • B05B7/1486—Spray pistols or apparatus for discharging particulate material for spraying particulate material in dry state
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
    • B01D2239/04—Additives and treatments of the filtering material
    • B01D2239/0471—Surface coating material
    • B01D2239/0478—Surface coating material on a layer of the filter
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2255/00—Catalysts
    • B01D2255/90—Physical characteristics of catalysts
    • B01D2255/915—Catalyst supported on particulate filters
    • B01D2255/9155—Wall flow filters
    • B01J35/56—
    • 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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/02—Impregnation, coating or precipitation
    • B01J37/0215—Coating
    • B01J37/0232—Coating by pulverisation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/14—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas designed for spraying particulate materials
    • B05B7/1404—Arrangements for supplying particulate material

Abstract

aparelho para revestimento, e, método para tratar um filtro. a presente invenção se refere a um aparelho (1) para revestimento por pó seco de um filtro (2), que compreende: i) um suporte de filtro para segurar um filtro; ii) uma passagem de entrada (5) para receber uma mistura de pó seco e gás, sendo que a passagem de entrada (5) se comunica em uso com uma face de entrada (3) do filtro (2) mantida pelo suporte de filtro; e iii) uma passagem de saída (6) que compreende uma primeira extremidade (31) que se comunica em uso com uma face de saída (4) do filtro (2) mantida pelo suporte de filtro e uma segunda extremidade (32) que se comunica com um gerador de vácuo (9). a passagem de entrada (5) compreende um difusor (21) e uma porção divergente (22) a jusante do difusor (21), que é afunilada para fora ou, de outro modo, aumenta em sua área para fluxo em direção à face de entrada (3) do filtro (2).
BR112023022526A 2021-05-12 2022-05-06 Aparelho para revestimento, e, método para tratar um filtro BR112023022526A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202163187610P 2021-05-12 2021-05-12
PCT/GB2022/051154 WO2022238684A1 (en) 2021-05-12 2022-05-06 Apparatus and methods for dry powder coating a filter

Publications (1)

Publication Number Publication Date
BR112023022526A2 true BR112023022526A2 (pt) 2024-01-02

Family

ID=81585237

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112023022526A BR112023022526A2 (pt) 2021-05-12 2022-05-06 Aparelho para revestimento, e, método para tratar um filtro

Country Status (8)

Country Link
US (1) US20220362698A1 (pt)
EP (1) EP4088813A1 (pt)
JP (1) JP2024517568A (pt)
KR (1) KR20230162017A (pt)
CN (1) CN117377530A (pt)
BR (1) BR112023022526A2 (pt)
GB (1) GB2608882B (pt)
WO (1) WO2022238684A1 (pt)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4107001A (en) 1977-08-12 1978-08-15 Koppers Company, Inc. High pressure water cleaner for ascension pipes
JP3608901B2 (ja) * 1997-03-14 2005-01-12 日本碍子株式会社 集塵用フィルタエレメントの製造方法
JP5597148B2 (ja) * 2010-03-18 2014-10-01 日本碍子株式会社 ハニカムフィルタ製造装置
JP5524696B2 (ja) * 2010-04-22 2014-06-18 日本碍子株式会社 目封止ハニカム構造体の製造方法
DE102018111246A1 (de) * 2018-05-09 2019-11-14 Umicore Ag & Co. Kg Verfahren zum Beschichten eines Wandflussfilters
GB201911704D0 (en) * 2019-08-15 2019-10-02 Johnson Matthey Plc Treatment of particulate filters
GB2592258B (en) * 2020-02-21 2024-01-24 Johnson Matthey Plc Improvements in or relating to particulate filters
DE102020128924A1 (de) * 2020-11-03 2022-05-05 Audi Aktiengesellschaft Beschichtungsvorrichtung zur Herstellung einer Beschichtung auf einem Wabenkörper einer Abgasreinigungseinrichtung sowie Verfahren zum Betreiben einer Beschichtungsvorrichtung

Also Published As

Publication number Publication date
GB2608882A (en) 2023-01-18
JP2024517568A (ja) 2024-04-23
CN117377530A (zh) 2024-01-09
EP4088813A1 (en) 2022-11-16
KR20230162017A (ko) 2023-11-28
US20220362698A1 (en) 2022-11-17
GB2608882B (en) 2023-04-26
WO2022238684A1 (en) 2022-11-17

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