AT265668B - Verfahren zur Herstellung eines chemisch gesinterten, starren Körpers aus hitzebeständigen Teilchen, insbesondere Wolframteilchen - Google Patents

Verfahren zur Herstellung eines chemisch gesinterten, starren Körpers aus hitzebeständigen Teilchen, insbesondere Wolframteilchen

Info

Publication number
AT265668B
AT265668B AT139866A AT139866A AT265668B AT 265668 B AT265668 B AT 265668B AT 139866 A AT139866 A AT 139866A AT 139866 A AT139866 A AT 139866A AT 265668 B AT265668 B AT 265668B
Authority
AT
Austria
Prior art keywords
particles
production
heat
rigid body
particular tungsten
Prior art date
Application number
AT139866A
Other languages
English (en)
Original Assignee
Allied Chem
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 Allied Chem filed Critical Allied Chem
Application granted granted Critical
Publication of AT265668B publication Critical patent/AT265668B/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
    • C23C16/04—Coating on selected surface areas, e.g. using masks
    • C23C16/045—Coating cavities or hollow spaces, e.g. interior of tubes; Infiltration of porous substrates
    • 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
    • B22F3/1039—Sintering only by reaction
    • 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
    • B22F3/11—Making porous workpieces or articles
    • B22F3/1143—Making porous workpieces or articles involving an oxidation, reduction or reaction step
    • 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
    • B22F3/24—After-treatment of workpieces or articles
    • B22F3/26—Impregnating
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/02—Making non-ferrous alloys by melting
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
    • 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
    • B22F2998/10—Processes characterised by the sequence of their steps

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Chemical Vapour Deposition (AREA)
AT139866A 1965-02-17 1966-02-16 Verfahren zur Herstellung eines chemisch gesinterten, starren Körpers aus hitzebeständigen Teilchen, insbesondere Wolframteilchen AT265668B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US433475A US3359098A (en) 1965-02-17 1965-02-17 Consolidation by chemical sintering

Publications (1)

Publication Number Publication Date
AT265668B true AT265668B (de) 1968-10-25

Family

ID=23720267

Family Applications (1)

Application Number Title Priority Date Filing Date
AT139866A AT265668B (de) 1965-02-17 1966-02-16 Verfahren zur Herstellung eines chemisch gesinterten, starren Körpers aus hitzebeständigen Teilchen, insbesondere Wolframteilchen

Country Status (6)

Country Link
US (1) US3359098A (de)
AT (1) AT265668B (de)
DE (1) DE1533154A1 (de)
GB (1) GB1085730A (de)
NL (1) NL6602014A (de)
SE (1) SE300315B (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1088049A (en) * 1963-10-07 1967-10-18 Atomic Energy Authority Uk Improvements in or relating to the sintering of beryllium
US3501337A (en) * 1966-12-27 1970-03-17 Nasa Tungsten seal coat
DE1921211B2 (de) * 1969-04-25 1972-05-18 Schladitz, Hermann J., 8000 München Verfahren zur herstellung von hochfesten werkstoffen aus polykristallinen metallwhiskern
SE426918B (sv) * 1979-02-26 1983-02-21 Thomas Johannesson Forfarande vid framstellning av en detalj med notningsbestendig yta
US4693863A (en) * 1986-04-09 1987-09-15 Carpenter Technology Corporation Process and apparatus to simultaneously consolidate and reduce metal powders
US4961780A (en) * 1988-06-29 1990-10-09 Vermont American Corporation Boron-treated hard metal
US5116416A (en) * 1988-03-11 1992-05-26 Vermont American Corporation Boron-treated hard metal
US10454147B2 (en) 2015-11-19 2019-10-22 Intramicron, Inc. Battery pack for energy storage devices
TWI840318B (zh) 2015-12-18 2024-05-01 德商何瑞斯廓格拉斯公司 石英玻璃體、光導、施照體、成型體及製備彼等之方法及矽組分之用途
CN108698890A (zh) 2015-12-18 2018-10-23 贺利氏石英玻璃有限两合公司 利用在熔融烘箱中的露点监测制备石英玻璃体
KR20180095879A (ko) 2015-12-18 2018-08-28 헤래우스 크바르츠글라스 게엠베하 ＆ 컴파니 케이지 상승된 온도에서 탄소-도핑된 실리카 과립을 처리하여 실리카 과립의 알칼리 토금속 함량의 감소
TWI812586B (zh) 2015-12-18 2023-08-21 德商何瑞斯廓格拉斯公司 石英玻璃體、其製備方法與應用、及用於控制烘箱出口處之露點
CN108698883A (zh) 2015-12-18 2018-10-23 贺利氏石英玻璃有限两合公司 石英玻璃制备中的二氧化硅的喷雾造粒
JP6881776B2 (ja) 2015-12-18 2021-06-02 ヘレウス クワルツグラス ゲーエムベーハー ウント コンパニー カーゲー 不透明石英ガラス体の調製
WO2017103166A2 (de) 2015-12-18 2017-06-22 Heraeus Quarzglas Gmbh & Co. Kg Herstellung eines quarzglaskörpers in einem mehrkammerofen
KR20180094087A (ko) 2015-12-18 2018-08-22 헤래우스 크바르츠글라스 게엠베하 ＆ 컴파니 케이지 실리카 과립으로부터 실리카 유리 제품의 제조
CN111940742B (zh) * 2020-08-08 2022-07-05 邹爱忠 一种梯度硬质合金的制备方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1060225A (fr) * 1953-02-04 1954-03-31 Onera (Off Nat Aerospatiale) Perfectionnements apportés aux procédés pour l'établissement de pièces métalliques devant subir un traitement pour la formation d'au moins un alliage superficiel de diffusion, notamment à base de chrome
US3157532A (en) * 1956-03-14 1964-11-17 Onera (Off Nat Aerospatiale) Methods of treating metallic powders
US3114961A (en) * 1959-03-20 1963-12-24 Power Jets Res & Dev Ltd Treatment of porous bodies
US3072983A (en) * 1960-05-31 1963-01-15 Brenner Abner Vapor deposition of tungsten
US3160517A (en) * 1961-11-13 1964-12-08 Union Carbide Corp Method of depositing metals and metallic compounds throughout the pores of a porous body
US3139658A (en) * 1961-12-08 1964-07-07 Brenner Abner Production of tungsten objects
US3318724A (en) * 1963-10-16 1967-05-09 Richard L Heestand Method for making tungsten metal articles

Also Published As

Publication number Publication date
NL6602014A (de) 1966-08-18
US3359098A (en) 1967-12-19
SE300315B (de) 1968-04-22
GB1085730A (en) 1967-10-04
DE1533154A1 (de) 1970-01-02

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