CH538434A - Process for the production of a magnesium oxide core - Google Patents

Process for the production of a magnesium oxide core

Info

Publication number: CH538434A
Authority: CH; Switzerland
Prior art keywords: production; magnesium oxide; oxide core; core; magnesium
Prior art date: 1971-06-29

Application number

CH599272A

Other languages

French (fr)

Inventor

Ross Anderson John

Swan Perron James

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.)

1971-06-29

Filing date

1972-04-21

Publication date

1973-06-30

1972-04-21 Application filed by United Aircraft Corp filed Critical United Aircraft Corp

1973-06-30 Publication of CH538434A publication Critical patent/CH538434A/en

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)

CH599272A 1971-06-29 1972-04-21 Process for the production of a magnesium oxide core CH538434A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US15812871A	1971-06-29	1971-06-29

Publications (1)

Publication Number	Publication Date
CH538434A true CH538434A (en)	1973-06-30

Family

ID=22566794

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH599272A CH538434A (en)	1971-06-29	1972-04-21	Process for the production of a magnesium oxide core

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
CA2496382A1 (en)	2002-08-20	2004-03-04	Extrude Hone Corporation	Casting process and articles for performing the 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
US8087450B2 (en)	2007-01-29	2012-01-03	Evonik Degussa Corporation	Fumed metal oxides for investment casting
DE102007017754B4 (en) *	2007-04-16	2016-12-29	Hermle Maschinenbau Gmbh	Method for producing a workpiece with at least one free space
DE102007017762B4 (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

1971
- 1971-06-29 US US00158128A patent/US3722574A/en not_active Expired - Lifetime
1972
- 1972-02-02 CA CA133,814A patent/CA972920A/en not_active Expired
- 1972-03-21 GB GB1317872A patent/GB1325412A/en not_active Expired
- 1972-03-24 IL IL39070A patent/IL39070A/en unknown
- 1972-03-28 FR FR7211411A patent/FR2143646B1/fr not_active Expired
- 1972-04-14 AU AU41149/72A patent/AU464359B2/en not_active Expired
- 1972-04-14 SE SE7204854A patent/SE399371B/en unknown
- 1972-04-21 CH CH599272A patent/CH538434A/en not_active IP Right Cessation
- 1972-04-24 DE DE2220060A patent/DE2220060C3/en not_active Expired
- 1972-06-08 IT IT25385/72A patent/IT956344B/en active
- 1972-06-23 BE BE785335A patent/BE785335A/en unknown
- 1972-06-24 JP JP6361772A patent/JPS5524982B1/ja active Pending

Also Published As

Publication number	Publication date
GB1325412A (en)	1973-08-01
IT956344B (en)	1973-10-10
FR2143646A1 (en)	1973-02-09
SE399371B (en)	1978-02-13
AU464359B2 (en)	1975-08-01
DE2220060A1 (en)	1973-01-18
FR2143646B1 (en)	1976-06-11
BE785335A (en)	1972-10-16
DE2220060C3 (en)	1975-07-31
AU4114972A (en)	1973-10-18
US3722574A (en)	1973-03-27
JPS5524982B1 (en)	1980-07-02
CA972920A (en)	1975-08-19
DE2220060B2 (en)	1974-12-05
IL39070A0 (en)	1972-05-30
IL39070A (en)	1976-10-31

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Legal Events

Date	Code	Title	Description
1983-12-30	PL	Patent ceased