AU464359B2 - Process for making magnesium oxide cores - Google Patents

Process for making magnesium oxide cores

Info

Publication number
AU464359B2
AU464359B2 AU41149/72A AU4114972A AU464359B2 AU 464359 B2 AU464359 B2 AU 464359B2 AU 41149/72 A AU41149/72 A AU 41149/72A AU 4114972 A AU4114972 A AU 4114972A AU 464359 B2 AU464359 B2 AU 464359B2
Authority
AU
Australia
Prior art keywords
magnesium oxide
oxide cores
making magnesium
making
cores
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
AU41149/72A
Other versions
AU4114972A (en
Inventor
ROSS ANDERSON and JAMES SWAN PERRON JOHN
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RTX Corp
Original Assignee
United Aircraft 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 Aircraft Corp filed Critical United Aircraft Corp
Publication of AU4114972A publication Critical patent/AU4114972A/en
Application granted granted Critical
Publication of AU464359B2 publication Critical patent/AU464359B2/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C9/00—Moulds or cores; Moulding processes
    • B22C9/10—Cores; Manufacture or installation of cores
    • B22C9/105—Salt cores

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mold Materials And Core Materials (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
AU41149/72A 1971-06-29 1972-04-14 Process for making magnesium oxide cores Expired AU464359B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15812871A 1971-06-29 1971-06-29
USUS158,128 1971-06-29

Publications (2)

Publication Number Publication Date
AU4114972A AU4114972A (en) 1973-10-18
AU464359B2 true AU464359B2 (en) 1975-08-01

Family

ID=22566794

Family Applications (1)

Application Number Title Priority Date Filing Date
AU41149/72A Expired AU464359B2 (en) 1971-06-29 1972-04-14 Process for making magnesium oxide cores

Country Status (12)

Country Link
US (1) US3722574A (en)
JP (1) JPS5524982B1 (en)
AU (1) AU464359B2 (en)
BE (1) BE785335A (en)
CA (1) CA972920A (en)
CH (1) CH538434A (en)
DE (1) DE2220060C3 (en)
FR (1) FR2143646B1 (en)
GB (1) GB1325412A (en)
IL (1) IL39070A (en)
IT (1) IT956344B (en)
SE (1) SE399371B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4073662A (en) * 1977-03-09 1978-02-14 General Electric Company Method for removing a magnesia doped alumina core material
DE2900429A1 (en) * 1979-01-08 1980-07-17 Klepsch Kunstgalerie METHOD FOR PRODUCING A DOUBLE-WALLED, HOLLOW ITEM, IN PARTICULAR A CUP-SHAPED ITEM, MADE OF GLASS OR THE LIKE, MOLD FOR IMPLEMENTING THE METHOD, AND IN PARTICULAR ARTICLES PRODUCED THEREOF
US4604140A (en) * 1984-04-26 1986-08-05 Societe Nationale De L'amiante Foundry sands derived from serpentine and foundry molds derived therefrom
US5335717A (en) * 1992-01-30 1994-08-09 Howmet Corporation Oxidation resistant superalloy castings
US6776219B1 (en) 1999-09-20 2004-08-17 Metal Matrix Cast Composites, Inc. Castable refractory investment mold materials and methods of their use in infiltration casting
US7461684B2 (en) 2002-08-20 2008-12-09 The Ex One Company, Llc Casting process and articles for performing same
US20060243421A1 (en) * 2005-04-29 2006-11-02 United States Of America, Represented By Secretary Of The U.S. Army Soluble casting core for metal matrix composite components and method of producing thereof
WO2008094928A1 (en) 2007-01-29 2008-08-07 Evonik Degussa Gmbh Fumed metal oxides for investment casting
DE102007017762B4 (en) * 2007-04-16 2016-12-29 Hermle Maschinenbau Gmbh Method for producing a workpiece with at least one free space
DE102007017754B4 (en) * 2007-04-16 2016-12-29 Hermle Maschinenbau Gmbh Method for producing a workpiece with at least one free space
CN112222363A (en) * 2020-10-20 2021-01-15 淄博建宗复合材料有限公司 Ceramic salt core formed by one-step die-casting through molten liquid and preparation method thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1306572A (en) * 1961-11-21 1962-10-13 Mo Och Domsjoe Ab Improvements in the production of foundry cores and molds
GB1115441A (en) * 1965-01-19 1968-05-29 Doulton & Co Ltd Improvements relating to the production of metal and alloy castings
DE1483641C3 (en) * 1965-06-12 1973-10-11 Karl Schmidt Gmbh, 7107 Neckarsulm Water-soluble salt cores
US3643728A (en) * 1970-07-08 1972-02-22 United Aircraft Corp Process of casting nickel base alloys using water-soluble calcia cores

Also Published As

Publication number Publication date
DE2220060C3 (en) 1975-07-31
BE785335A (en) 1972-10-16
CH538434A (en) 1973-06-30
FR2143646A1 (en) 1973-02-09
IL39070A (en) 1976-10-31
FR2143646B1 (en) 1976-06-11
IT956344B (en) 1973-10-10
JPS5524982B1 (en) 1980-07-02
DE2220060A1 (en) 1973-01-18
GB1325412A (en) 1973-08-01
SE399371B (en) 1978-02-13
DE2220060B2 (en) 1974-12-05
AU4114972A (en) 1973-10-18
CA972920A (en) 1975-08-19
IL39070A0 (en) 1972-05-30
US3722574A (en) 1973-03-27

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