BR9300222A - Processo,aparelho e molde de fundicao para a fundicao contra a gravidade,por pressao diferencial,de um banho de metal liquido - Google Patents

Processo,aparelho e molde de fundicao para a fundicao contra a gravidade,por pressao diferencial,de um banho de metal liquido

Info

Publication number
BR9300222A
BR9300222A BR9300222A BR9300222A BR9300222A BR 9300222 A BR9300222 A BR 9300222A BR 9300222 A BR9300222 A BR 9300222A BR 9300222 A BR9300222 A BR 9300222A BR 9300222 A BR9300222 A BR 9300222A
Authority
BR
Brazil
Prior art keywords
casting
appliance
differential pressure
liquid metal
metal bath
Prior art date
Application number
BR9300222A
Other languages
English (en)
Inventor
George D Chandley
Bryant W Crocker
Original Assignee
Gen Motors 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 Gen Motors Corp filed Critical Gen Motors Corp
Publication of BR9300222A publication Critical patent/BR9300222A/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D18/00—Pressure casting; Vacuum casting
    • B22D18/06—Vacuum casting, i.e. making use of vacuum to fill the mould
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
    • B22D27/20—Measures not previously mentioned for influencing the grain structure or texture; Selection of compositions therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
BR9300222A 1992-03-26 1993-01-19 Processo,aparelho e molde de fundicao para a fundicao contra a gravidade,por pressao diferencial,de um banho de metal liquido BR9300222A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/857,757 US5161604A (en) 1992-03-26 1992-03-26 Differential pressure, countergravity casting with alloyant reaction chamber

Publications (1)

Publication Number Publication Date
BR9300222A true BR9300222A (pt) 1993-09-28

Family

ID=25326684

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9300222A BR9300222A (pt) 1992-03-26 1993-01-19 Processo,aparelho e molde de fundicao para a fundicao contra a gravidade,por pressao diferencial,de um banho de metal liquido

Country Status (6)

Country Link
US (1) US5161604A (pt)
EP (1) EP0562170B1 (pt)
JP (1) JP3028269B2 (pt)
BR (1) BR9300222A (pt)
CA (1) CA2079697A1 (pt)
DE (1) DE69225063T2 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE509818C2 (sv) * 1995-11-16 1999-03-08 Sintercast Ab Method för framställning av gjutna föremål av förbehandlad smälta
DE19923779A1 (de) * 1999-05-22 2000-11-23 Luengen Gmbh & Co Kg As Formstoff für Brechkerne für den Sphäroguß
US20050189083A1 (en) * 2004-03-01 2005-09-01 Stahl Kenneth G.Jr. Casting mold and method for casting achieving in-mold modification of a casting metal
WO2006091619A2 (en) * 2005-02-22 2006-08-31 Milwaukee School Of Engineering Casting process
WO2012092244A2 (en) 2010-12-29 2012-07-05 Android Industries Llc Working tank with vacuum assist
US9802247B1 (en) 2013-02-15 2017-10-31 Materion Corporation Systems and methods for counter gravity casting for bulk amorphous alloys
US20190071756A1 (en) * 2016-03-24 2019-03-07 Hitachi Metals, Ltd. Spheroidal graphite cast iron, cast article and automobile structure part made thereof, and method for producing spheroidal graphite cast iron article

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3900064A (en) * 1972-12-04 1975-08-19 Hitchiner Manufacturing Co Metal casting
FR2226233B1 (pt) * 1973-04-20 1976-11-12 Renault
US4606396A (en) * 1978-10-02 1986-08-19 Hitchiner Manufacturing Co., Inc. Sand mold and apparatus for reduced pressure casting
US4340108A (en) * 1979-09-12 1982-07-20 Hitchiner Manufacturing Co., Inc. Method of casting metal in sand mold using reduced pressure
JPS59150654A (ja) * 1983-02-18 1984-08-28 Hitachi Metals Ltd 減圧鋳造法における接種方法
US4874029A (en) * 1988-05-09 1989-10-17 General Motors Corporation Countergravity casting process and apparatus using destructible patterns suspended in an inherently unstable mass of particulate mold material
US4957153A (en) * 1989-05-02 1990-09-18 General Motors Corporation Countergravity casting apparatus and method
US4989662A (en) * 1990-02-27 1991-02-05 General Motors Corporation Differential pressure, countergravity casting of a melt with a fugative alloyant
US5038846A (en) * 1990-02-27 1991-08-13 General Motors Corporation Differential pressure, countergravity casting with alloyant reaction chamber
CA2030496A1 (en) * 1990-02-27 1991-08-28 Richard J. Sabraw Differential pressure, countergravity casting with selective alloyant introduction
US4977946A (en) * 1990-05-25 1990-12-18 General Motors Corporation Differential pressure, countergravity casting of individual charges of melt from a casting basin
US5044420A (en) * 1990-08-13 1991-09-03 General Motors Corporation Vacuum-assisted, countergravity casting apparatus and method
US5070930A (en) * 1990-08-24 1991-12-10 General Motors Corporation Countergravity casting apparatus
CA2047544A1 (en) * 1990-08-28 1992-03-01 John G. Kubisch Differential pressure, countergravity casting with alloyant introduction

Also Published As

Publication number Publication date
US5161604A (en) 1992-11-10
JPH06622A (ja) 1994-01-11
EP0562170A1 (en) 1993-09-29
DE69225063D1 (de) 1998-05-14
EP0562170B1 (en) 1998-04-08
DE69225063T2 (de) 1998-09-10
CA2079697A1 (en) 1993-09-27
JP3028269B2 (ja) 2000-04-04

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Legal Events

Date Code Title Description
FD5 Application fees: dismissal - article 86 of industrial property law