GB2608882B - Apparatus and methods for dry powder coating a filter - Google Patents

Apparatus and methods for dry powder coating a filter Download PDF

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Publication number
GB2608882B
GB2608882B GB2206616.1A GB202206616A GB2608882B GB 2608882 B GB2608882 B GB 2608882B GB 202206616 A GB202206616 A GB 202206616A GB 2608882 B GB2608882 B GB 2608882B
Authority
GB
United Kingdom
Prior art keywords
filter
methods
dry powder
powder coating
coating
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.)
Active
Application number
GB2206616.1A
Other languages
English (en)
Other versions
GB2608882A (en
Inventor
Chen Flora
Liu Li
Leonard William Spencer Michael
Thomson Craig
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Johnson Matthey PLC
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 GB2608882A publication Critical patent/GB2608882A/en
Application granted granted Critical
Publication of GB2608882B publication Critical patent/GB2608882B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0001—Making filtering elements
    • 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
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional [3D] monoliths
    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Coating Apparatus (AREA)
  • Glanulating (AREA)
  • Filtering Materials (AREA)
GB2206616.1A 2021-05-12 2022-05-06 Apparatus and methods for dry powder coating a filter Active GB2608882B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US202163187610P 2021-05-12 2021-05-12

Publications (2)

Publication Number Publication Date
GB2608882A GB2608882A (en) 2023-01-18
GB2608882B true GB2608882B (en) 2023-04-26

Family

ID=81585237

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2206616.1A Active GB2608882B (en) 2021-05-12 2022-05-06 Apparatus and methods for dry powder coating a filter

Country Status (8)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023020580A1 (en) * 2021-08-19 2023-02-23 Basf Corporation A coating system for coating a substrate and a method of coating the substrate with the same
CN117940658A (zh) * 2021-08-19 2024-04-26 巴斯夫公司 用于涂覆基材的涂覆系统以及使用该涂覆系统涂覆基材的方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2371451A1 (en) * 2010-03-18 2011-10-05 NGK Insulators, Ltd. Honeycomb filter production apparatus
US20210047952A1 (en) * 2019-08-15 2021-02-18 Johnson Matthey Public Limited Company Treatment of particulate filters
US20210236976A1 (en) * 2018-05-09 2021-08-05 Umicore Ag & Co. Kg Method for coating a wall-flow filter
EP3869018A1 (en) * 2020-02-21 2021-08-25 Johnson Matthey Public Limited Company 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

Family Cites Families (15)

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Publication number Priority date Publication date Assignee Title
US3575472A (en) * 1967-05-08 1971-04-20 Johnson & Johnson Apparatus for collecting woodpulp fibers as a uniform layer
US4107001A (en) 1977-08-12 1978-08-15 Koppers Company, Inc. High pressure water cleaner for ascension pipes
FR2747937B1 (fr) * 1996-04-26 1998-07-17 Total Raffinage Distribution Procede et dispositif pour le chargement homogene de particules d'un catalyseur solide dans un reacteur tubulaire
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
US6155751A (en) * 1997-12-11 2000-12-05 Ecotech Systems International, Ltd. Flow development chamber for creating a vortex flow and a laminar flow
JP3752096B2 (ja) * 1999-03-03 2006-03-08 日本ニューマチック工業株式会社 気流分級機
US6887343B2 (en) * 2002-12-20 2005-05-03 Fleetguard, Inc. Filter coating, winding, finishing and manufacturing system
US20040176246A1 (en) * 2003-03-05 2004-09-09 3M Innovative Properties Company Catalyzing filters and methods of making
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
GB2513364B (en) * 2013-04-24 2019-06-19 Johnson Matthey Plc Positive ignition engine and exhaust system comprising catalysed zone-coated filter substrate
US8883082B1 (en) * 2013-09-27 2014-11-11 Babcock Power Development LLC Gas distributors for circulating fluidized bed reactors
US10188996B2 (en) * 2015-10-02 2019-01-29 Adamis Pharmaceuticals Corporation Powder mixing apparatus and method of use
JP2021536422A (ja) * 2018-08-31 2021-12-27 コーニング インコーポレイテッド 無機濾過堆積物を有するハニカム体の製造方法
WO2022006768A1 (en) * 2020-07-08 2022-01-13 Corning Incorporated Increasing and measuring filtration efficiency of a honeycomb body
JP6979541B1 (ja) * 2021-03-31 2021-12-15 日本碍子株式会社 柱状ハニカム構造フィルタの製造方法、及び柱状ハニカム構造体用の粒子付着装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2371451A1 (en) * 2010-03-18 2011-10-05 NGK Insulators, Ltd. Honeycomb filter production apparatus
US20210236976A1 (en) * 2018-05-09 2021-08-05 Umicore Ag & Co. Kg Method for coating a wall-flow filter
US20210047952A1 (en) * 2019-08-15 2021-02-18 Johnson Matthey Public Limited Company Treatment of particulate filters
EP3869018A1 (en) * 2020-02-21 2021-08-25 Johnson Matthey Public Limited Company 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
KR20230162017A (ko) 2023-11-28
GB2608882A (en) 2023-01-18
WO2022238684A1 (en) 2022-11-17
EP4088813A1 (en) 2022-11-16
CN117377530A (zh) 2024-01-09
US20220362698A1 (en) 2022-11-17
BR112023022526A2 (pt) 2024-01-02
JP2024517568A (ja) 2024-04-23

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