IT979524B - Supporto ceramico di elevata po rosita e permeabile ai gas spe cialmente per catalizzatori e procedimento pr la sua prepara zione - Google Patents

Supporto ceramico di elevata po rosita e permeabile ai gas spe cialmente per catalizzatori e procedimento pr la sua prepara zione

Info

Publication number
IT979524B
IT979524B IT20915/73A IT2091573A IT979524B IT 979524 B IT979524 B IT 979524B IT 20915/73 A IT20915/73 A IT 20915/73A IT 2091573 A IT2091573 A IT 2091573A IT 979524 B IT979524 B IT 979524B
Authority
IT
Italy
Prior art keywords
rosity
catalysts
permeable
procedure
preparation
Prior art date
Application number
IT20915/73A
Other languages
English (en)
Italian (it)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of IT979524B publication Critical patent/IT979524B/it

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
    • B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
    • B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
    • B01J37/0018—Addition of a binding agent or of material, later completely removed among others as result of heat treatment, leaching or washing,(e.g. forming of pores; protective layer, desintegrating by heat)
    • 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 monoliths
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B38/00—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof
    • C04B38/06—Porous mortars, concrete, artificial stone or ceramic ware; Preparation thereof by burning-out added substances by burning natural expanding materials or by sublimating or melting out added substances
    • C04B38/063—Preparing or treating the raw materials individually or as batches
    • 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
    • F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
    • F01N3/28—Construction of catalytic reactors
    • F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
    • F01N3/2825—Ceramics
    • F01N3/2828—Ceramic multi-channel monoliths, e.g. honeycombs

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Structural Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Catalysts (AREA)
  • Compositions Of Oxide Ceramics (AREA)
IT20915/73A 1972-03-03 1973-02-27 Supporto ceramico di elevata po rosita e permeabile ai gas spe cialmente per catalizzatori e procedimento pr la sua prepara zione IT979524B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2210438A DE2210438C3 (de) 1972-03-03 1972-03-03 Hochporöser und gasdurchlässiger keramischer Träger, insbesondere für Katalysatoren und Verfahren zu seiner Herstellung

Publications (1)

Publication Number Publication Date
IT979524B true IT979524B (it) 1974-09-30

Family

ID=5837889

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20915/73A IT979524B (it) 1972-03-03 1973-02-27 Supporto ceramico di elevata po rosita e permeabile ai gas spe cialmente per catalizzatori e procedimento pr la sua prepara zione

Country Status (10)

Country Link
JP (2) JPS48103611A (cs)
BE (1) BE795941A (cs)
BR (1) BR7301415D0 (cs)
CA (1) CA1034563A (cs)
DE (1) DE2210438C3 (cs)
FR (1) FR2174960B1 (cs)
GB (1) GB1402206A (cs)
IT (1) IT979524B (cs)
NL (1) NL7301719A (cs)
SE (1) SE395837B (cs)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6034510B2 (ja) * 1976-06-10 1985-08-09 日本碍子株式会社 セラミツクハニカム構造体の押出製造法
JPS5449990A (en) * 1977-09-29 1979-04-19 Mitsubishi Chem Ind Ltd Waste gas treatment catalyst
JPS5457505A (en) * 1977-10-15 1979-05-09 Sakai Chemical Industry Co Honeycomb structure
JPS5515147A (en) * 1978-07-20 1980-02-02 Aikoh Co Structure material for sound equipment
DE2837899A1 (de) * 1978-08-30 1980-03-13 Siemens Ag Verfahren zum betrieb von verbrennungseinrichtungen
JPS5913887B2 (ja) * 1979-10-30 1984-04-02 株式会社ブリヂストン 溶融金属用濾過材
DE3151374A1 (de) * 1981-12-24 1983-07-14 Bayer Ag, 5090 Leverkusen Waessrige zubereitung und ihre verwendung bei der herstellung keramischer massen
JPH0643140Y2 (ja) * 1985-03-05 1994-11-09 株式会社ブリヂストン 通気性断熱材
EP0225402A1 (en) * 1985-11-05 1987-06-16 Nippondenso Co., Ltd. Porous ceramic structure
FR2593806B1 (fr) * 1986-01-31 1988-06-03 Meridional Oenologie Centre Pieces poreuses en ceramique frittee et procedes de fabrication
DE3765377D1 (de) * 1986-09-10 1990-11-08 Ici Plc Katalysatoren.
DE3632322A1 (de) * 1986-09-19 1988-03-24 Otto Feuerfest Gmbh Katalysatorformkoerper sowie verfahren und vorrichtung zu seiner herstellung
DE3803897A1 (de) * 1988-02-09 1989-08-10 Degussa Presslinge auf basis von pyrogen hergestelltem aluminiumoxid, verfahren zu ihrer herstellung und ihre verwendung
DE4406431C2 (de) * 1994-02-28 1996-06-05 Bosch Gmbh Robert Verfahren zur Herstellung poröser,gaspermeabler, katalytisch wirksamer Teile mit inneren Oberflächen
DE19609126A1 (de) * 1996-03-08 1997-09-11 Schumacher Umwelt Trenntech Poröse Form und Verfahren zu ihrer Herstellung
EP0992272A1 (en) * 1998-10-08 2000-04-12 Corning Incorporated Porous honeycomb filter body formed in a press
DE102004051376A1 (de) * 2004-09-13 2006-03-30 Matthias Mangold Herstellungsverfahren für ein Abgasreinigungsmittel und Abgasreinigungsmittel
CN101400626B (zh) 2006-05-01 2012-03-28 揖斐电株式会社 蜂窝结构体、蜂窝结构体的制造方法、蜂窝过滤器和蜂窝过滤器的制造方法
EP1852406A3 (en) * 2006-05-01 2008-08-06 Ibiden Co., Ltd. honeycomb structured body, method for manufacturing honeycomb structured body, honeycomb filter and method for manufacturing honeycomb filter
CN112457006A (zh) * 2020-12-20 2021-03-09 长沙县新光特种陶瓷有限公司 一种硅酸锆球填料的制备工艺
CN116496101B (zh) * 2023-04-24 2024-09-17 武汉科技大学 一种低导热微闭孔富铝尖晶石材料及其制备方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT277036B (de) * 1965-09-16 1969-12-10 Dolomitwerke Gmbh Verfahren zur Herstellung von teer- oder pechgebundenen basischen feuerfesten Formkörpern

Also Published As

Publication number Publication date
DE2210438C3 (de) 1978-04-27
NL7301719A (cs) 1973-09-06
BR7301415D0 (pt) 1974-05-16
FR2174960A1 (cs) 1973-10-19
FR2174960B1 (cs) 1977-12-30
BE795941A (fr) 1973-08-27
DE2210438B2 (de) 1977-09-01
DE2210438A1 (de) 1973-09-06
JPS48103611A (cs) 1973-12-26
JPS5725735U (cs) 1982-02-10
CA1034563A (en) 1978-07-11
GB1402206A (en) 1975-08-06
SE395837B (sv) 1977-08-29

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