[go: up one dir, main page]

IT1101586B - Metodo per produrre una forma ceramica a bassa reattivita' impregnata con tungsteno - Google Patents

Metodo per produrre una forma ceramica a bassa reattivita' impregnata con tungsteno

Info

Publication number
IT1101586B
IT1101586B IT31225/78A IT3122578A IT1101586B IT 1101586 B IT1101586 B IT 1101586B IT 31225/78 A IT31225/78 A IT 31225/78A IT 3122578 A IT3122578 A IT 3122578A IT 1101586 B IT1101586 B IT 1101586B
Authority
IT
Italy
Prior art keywords
tungsten
produce
low reactivity
ceramic form
form impregnated
Prior art date
Application number
IT31225/78A
Other languages
English (en)
Other versions
IT7831225A0 (it
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Publication of IT7831225A0 publication Critical patent/IT7831225A0/it
Application granted granted Critical
Publication of IT1101586B publication Critical patent/IT1101586B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/06—Permanent moulds for shaped castings

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mold Materials And Core Materials (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Casting Devices For Molds (AREA)
IT31225/78A 1977-12-23 1978-12-22 Metodo per produrre una forma ceramica a bassa reattivita' impregnata con tungsteno IT1101586B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/863,838 US4135030A (en) 1977-12-23 1977-12-23 Tungsten impregnated casting mold

Publications (2)

Publication Number Publication Date
IT7831225A0 IT7831225A0 (it) 1978-12-22
IT1101586B true IT1101586B (it) 1985-10-07

Family

ID=25341906

Family Applications (1)

Application Number Title Priority Date Filing Date
IT31225/78A IT1101586B (it) 1977-12-23 1978-12-22 Metodo per produrre una forma ceramica a bassa reattivita' impregnata con tungsteno

Country Status (14)

Country Link
US (1) US4135030A (it)
JP (1) JPS5499733A (it)
BE (1) BE873018A (it)
BR (1) BR7808459A (it)
CA (1) CA1107478A (it)
DE (1) DE2854555A1 (it)
DK (1) DK581378A (it)
FR (1) FR2412368A1 (it)
GB (1) GB2010799A (it)
IL (1) IL56264A (it)
IT (1) IT1101586B (it)
NL (1) NL7812342A (it)
NO (1) NO784311L (it)
SE (1) SE7813167L (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4244743A (en) * 1979-04-23 1981-01-13 United Technologies Corporation Sulfur containing refractory for resisting reactive molten metals
US4377505A (en) * 1980-12-29 1983-03-22 General Electric Company Electrical resistor and fabrication thereof
US4438158A (en) 1980-12-29 1984-03-20 General Electric Company Method for fabrication of electrical resistor
DE3528649A1 (de) * 1985-08-09 1987-02-19 Schloemann Siemag Ag Vertikal- oder bogenstranggiessanlage fuer stahl
US4703806A (en) * 1986-07-11 1987-11-03 Howmet Turbine Components Corporation Ceramic shell mold facecoat and core coating systems for investment casting of reactive metals
US5221336A (en) * 1989-11-08 1993-06-22 Pcc Airfoils, Inc. Method of casting a reactive metal against a surface formed from an improved slurry containing yttria
US5460854A (en) * 1992-01-16 1995-10-24 Certech Incorporated Impregnated ceramic core and method of making same
DE29615040U1 (de) * 1996-08-29 1998-01-02 PVD Beschichtungsservice GmbH, 58511 Lüdenscheid Formwerkzeug mit Beschichtung
DE10223371A1 (de) * 2002-05-25 2003-12-04 Peter Amborn Werkzeugform zur Herstellung von metallischen Formteilen durch Gieß-, Heiß-, Warm o. Kaltumformung sowie ein Verfahren zur Herstellung einer derartigen Werkzeugform
US7575039B2 (en) * 2003-10-15 2009-08-18 United Technologies Corporation Refractory metal core coatings
CN102989994B (zh) * 2012-11-28 2014-04-30 沈阳铸造研究所 一种钛合金铸造用复合型芯制备方法
CN114570882A (zh) * 2022-03-10 2022-06-03 西部金属材料股份有限公司 一种钨面层型壳的制备方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2144532A (en) * 1938-02-12 1939-01-17 Birdsboro Steel Foundry & Mach Manufacture of foundry molds
US2806271A (en) * 1956-04-05 1957-09-17 Misco Prec Casting Company Process of casting titanium and related metal and alloys
GB877408A (en) * 1956-08-23 1961-09-13 British Aluminium Co Ltd Improvements in or relating to dies
US3180632A (en) * 1961-10-02 1965-04-27 North American Aviation Inc Coated crucible and crucible and mold coating method
CH475808A (de) * 1964-07-09 1969-07-31 Dynamit Nobel Ag Verfahren zur Herstellung von Präzisionsgussformen
US3537949A (en) * 1966-10-24 1970-11-03 Rem Metals Corp Investment shell molds for the high integrity precision casting of reactive and refractory metals,and methods for their manufacture
US3556843A (en) * 1968-05-23 1971-01-19 Coors Porcelain Co Metallized ceramic and method and composition therefor
US3669724A (en) * 1970-09-28 1972-06-13 Motorola Inc Method of vapor depositing a tungsten-tungsten oxide coating

Also Published As

Publication number Publication date
FR2412368A1 (fr) 1979-07-20
CA1107478A (en) 1981-08-25
BE873018A (fr) 1979-04-17
SE7813167L (sv) 1979-06-24
IL56264A (en) 1980-12-31
NL7812342A (nl) 1979-06-26
DE2854555A1 (de) 1979-06-28
NO784311L (no) 1979-06-26
BR7808459A (pt) 1979-08-07
US4135030A (en) 1979-01-16
JPS5499733A (en) 1979-08-06
IL56264A0 (en) 1979-03-12
IT7831225A0 (it) 1978-12-22
DK581378A (da) 1979-06-24
GB2010799A (en) 1979-07-04

Similar Documents

Publication Publication Date Title
MX145774A (es) Mejoras a una estructura de fondo para un envase
BE877490A (fr) Production d'energie.
ES259501Y (es) Una estructura estratificada
DE2861510D1 (en) A composite jfet-bipolar structure
IT1101586B (it) Metodo per produrre una forma ceramica a bassa reattivita' impregnata con tungsteno
MX143548A (es) Mejoras a cosechadora
IT7825619A0 (it) Perfezionamenti relativi a strutture a nido d'api.
ES251105Y (es) Un lizo para tejer
DE2911853A1 (de) Uhr mit sprach-synthesizer
IT1153991B (it) Metodo per creare una struttura a metallizzazione dielettrico
IT1078125B (it) Procedimento per ridurre ossido di trifenilfosfina a trifenilfosfina
MX4467E (es) Mejoras a consistometros
IT7948847A0 (it) Procedimento per placcare una struttura composita
DE2861198D1 (en) Prefabricated structural element used as a form
GB2024961B (en) Lubricating tie rods
GB1555624A (en) Hydraulic actuating arrangements
IT1104168B (it) Procedimento per disgregare cromiti
IT1107172B (it) Forma per colata a bassa pressione
IT1093272B (it) Procedimento per formare una immagine d'argento ad alto contrasto
GB2013740B (en) Knitting
IT1207896B (it) Serratura a cilindro
MX149352A (es) Mejoras a arado mecanico
GB2035389B (en) Knitting
GB2026587B (en) Cylinder locks
MX152220A (es) Metodo mejorado para producir un aislador de ceramica