EA200702657A1 - Устройство и способ для непрерывного и каталитического удаления связки с улучшенными гидродинамическими условиями - Google Patents

Устройство и способ для непрерывного и каталитического удаления связки с улучшенными гидродинамическими условиями

Info

Publication number
EA200702657A1
EA200702657A1 EA200702657A EA200702657A EA200702657A1 EA 200702657 A1 EA200702657 A1 EA 200702657A1 EA 200702657 A EA200702657 A EA 200702657A EA 200702657 A EA200702657 A EA 200702657A EA 200702657 A1 EA200702657 A1 EA 200702657A1
Authority
EA
Eurasian Patent Office
Prior art keywords
binder
removal
continuous
bond
furnace
Prior art date
Application number
EA200702657A
Other languages
English (en)
Inventor
Мартин Блёмахер
Йохан Херман Хендрик тер Маат
Ханс Вольфромм
Тсугн-Чи Ченг
Франц-Дитер Мартишиус
Арнд Том
Original Assignee
Басф Акциенгезелльшафт
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 Басф Акциенгезелльшафт filed Critical Басф Акциенгезелльшафт
Publication of EA200702657A1 publication Critical patent/EA200702657A1/ru

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/003—Apparatus, e.g. furnaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10—Sintering only
    • B22F3/1017—Multiple heating or additional steps
    • B22F3/1021—Removal of binder or filler
    • B22F3/1025—Removal of binder or filler not by heating only
    • 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
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/638—Removal thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/02—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity of multiple-track type; of multiple-chamber type; Combinations of furnaces
    • F27B9/021—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity of multiple-track type; of multiple-chamber type; Combinations of furnaces having two or more parallel tracks
    • F27B9/022—With two tracks moving in opposite directions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/04—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity adapted for treating the charge in vacuum or special atmosphere
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/14—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment
    • F27B9/20—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity characterised by the path of the charge during treatment; characterised by the means by which the charge is moved during treatment the charge moving in a substantially straight path tunnel furnace
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/30—Details, accessories, or equipment peculiar to furnaces of these types
    • F27B9/3005—Details, accessories, or equipment peculiar to furnaces of these types arrangements for circulating gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy

Abstract

Изобретение касается устройства для непрерывного каталитического удаления связки из металлических и/или керамических формованных деталей, изготовленных способом литья под давлением порошковых материалов, имеющего печь для удаления связки, через которую пропускаются по транспортеру формованные детали, нагретые до нужной технологической температуры, систему подачи технологического газа, требуемого для удаления связки, который содержит реакционную составляющую, по крайней мере, одно средство для подвода защитного газа в реакционную зону печи и факел для сжигания полученных при удалении связки газовых продуктов реакции, имеющего одно или несколько средств, впускающих в устройство технологический газ, поток которого целенаправленно направлен поперек направлению транспортировки деталей.
EA200702657A 2005-06-13 2006-06-07 Устройство и способ для непрерывного и каталитического удаления связки с улучшенными гидродинамическими условиями EA200702657A1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102005027216A DE102005027216A1 (de) 2005-06-13 2005-06-13 Vorrichtung und Verfahren zum kontinuierlichen katalytischen Entbindern mit verbesserten Strömungsbedingungen
PCT/EP2006/062981 WO2006134054A2 (de) 2005-06-13 2006-06-07 Vorrichtung und verfahren zum kontinuierlichen katalytischen entbindern mit verbesserten strömungsbedingungen

Publications (1)

Publication Number Publication Date
EA200702657A1 true EA200702657A1 (ru) 2008-06-30

Family

ID=37199178

Family Applications (1)

Application Number Title Priority Date Filing Date
EA200702657A EA200702657A1 (ru) 2005-06-13 2006-06-07 Устройство и способ для непрерывного и каталитического удаления связки с улучшенными гидродинамическими условиями

Country Status (11)

Country Link
US (1) US8235710B2 (ru)
EP (1) EP1899095A2 (ru)
JP (1) JP2009501842A (ru)
KR (1) KR20080032092A (ru)
CN (1) CN101198427B (ru)
BR (1) BRPI0612135A2 (ru)
DE (1) DE102005027216A1 (ru)
EA (1) EA200702657A1 (ru)
MX (1) MX2007015634A (ru)
TW (1) TW200719991A (ru)
WO (1) WO2006134054A2 (ru)

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WO2023021202A1 (en) 2021-08-19 2023-02-23 Headmade Materials Gmbh Processes for producing a sintered part
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Also Published As

Publication number Publication date
BRPI0612135A2 (pt) 2011-01-04
TW200719991A (en) 2007-06-01
US20080199822A1 (en) 2008-08-21
KR20080032092A (ko) 2008-04-14
DE102005027216A1 (de) 2006-12-21
CN101198427B (zh) 2010-06-16
JP2009501842A (ja) 2009-01-22
MX2007015634A (es) 2008-02-15
US8235710B2 (en) 2012-08-07
WO2006134054A3 (de) 2007-03-08
EP1899095A2 (de) 2008-03-19
WO2006134054A2 (de) 2006-12-21
CN101198427A (zh) 2008-06-11

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