IT1025186B - METHOD AND MOLD FOR THE CONTROLLED MANUFACTURE OF COLUMN CRYSTAL CAST ARTICLES - Google Patents

METHOD AND MOLD FOR THE CONTROLLED MANUFACTURE OF COLUMN CRYSTAL CAST ARTICLES

Info

Publication number: IT1025186B
Authority: IT; Italy
Prior art keywords: mold; column crystal; cast articles; controlled manufacture; crystal cast
Prior art date: 1973-10-26

Application number

IT28777/74A

Other languages

Italian (it)

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.)

1973-10-26

Filing date

1974-10-25

Publication date

1978-08-10

1974-10-25 Application filed by United Aircraft Corp filed Critical United Aircraft Corp

1978-08-10 Application granted granted Critical

1978-08-10 Publication of IT1025186B publication Critical patent/IT1025186B/en

Links

Classifications

- 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
- B22D27/04—Influencing the temperature of the metal, e.g. by heating or cooling the mould
- B22D27/045—Directionally solidified castings

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Turbine Rotor Nozzle Sealing (AREA)

IT28777/74A 1973-10-26 1974-10-25 METHOD AND MOLD FOR THE CONTROLLED MANUFACTURE OF COLUMN CRYSTAL CAST ARTICLES IT1025186B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US410146A US3908733A (en)	1973-10-26	1973-10-26	Method and apparatus for control of alloy in columnar grain castings

Publications (1)

Publication Number	Publication Date
IT1025186B true IT1025186B (en)	1978-08-10

Family

ID=23623421

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT28777/74A IT1025186B (en)	1973-10-26	1974-10-25	METHOD AND MOLD FOR THE CONTROLLED MANUFACTURE OF COLUMN CRYSTAL CAST ARTICLES

Country Status (11)

Country	Link
US (1)	US3908733A (en)
JP (1)	JPS5074521A (en)
CA (1)	CA1035538A (en)
CH (1)	CH600973A5 (en)
DE (1)	DE2450602C2 (en)
FR (1)	FR2248897B1 (en)
GB (1)	GB1487598A (en)
IL (1)	IL45917A (en)
IT (1)	IT1025186B (en)
NL (1)	NL174330C (en)
SE (1)	SE410411B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3965963A (en) *	1973-11-16	1976-06-29	United Technologies Corporation	Mold and process for casting high temperature alloys
US4475582A (en) *	1982-01-27	1984-10-09	United Technologies Corporation	Casting a metal single crystal article using a seed crystal and a helix
JPH0639885B2 (en) *	1988-03-14	1994-05-25	株式会社日立製作所	Gas turbine shroud and gas turbine
US20080099177A1 (en) *	2006-10-31	2008-05-01	General Electric Company	Investment casting process and apparatus to facilitate superior grain structure in a DS turbine bucket with shroud
US8641381B2 (en)	2010-04-14	2014-02-04	General Electric Company	System and method for reducing grain boundaries in shrouded airfoils
FR2978927B1 (en)	2011-08-09	2013-09-27	Snecma	FOUNDRY PROCESS OF SINGLE CRYSTALLINE METAL PARTS
PL216825B1 (en) *	2011-08-19	2014-05-30	Inst Odlewnictwa	Method for producing the precision castings
CN102756117B (en) *	2012-08-07	2016-01-27	无锡蠡湖叶轮制造有限公司	Aluminium alloy non-scale apparatus for pouring
CN103143678B (en) *	2013-04-01	2015-02-18	东方电气集团东方汽轮机有限公司	Formwork for optimizing directional columnar crystal structure of high-temperature alloy blade
EP3511522A1 (en)	2018-01-11	2019-07-17	Siemens Aktiengesellschaft	Gas turbine blade and method for producing such blade

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL136758C (en) *	1963-10-21	1900-01-01
US3494709A (en) *	1965-05-27	1970-02-10	United Aircraft Corp	Single crystal metallic part
US3538981A (en) *	1968-08-05	1970-11-10	United Aircraft Corp	Apparatus for casting directionally solidified articles
US3633648A (en) *	1970-04-24	1972-01-11	United Aircraft Corp	Method of casting in investment molds having a radiation shield
US3711337A (en) *	1970-12-16	1973-01-16	United Aircraft Corp	Columnar-grained nickel-base superalloy castings
US3810504A (en) *	1971-03-26	1974-05-14	Trw Inc	Method for directional solidification
US3802482A (en) *	1972-03-09	1974-04-09	United Aircraft Corp	Process for making directionally solidified castings

1973
- 1973-10-26 US US410146A patent/US3908733A/en not_active Expired - Lifetime
1974
- 1974-10-16 CH CH1389374A patent/CH600973A5/xx not_active IP Right Cessation
- 1974-10-18 NL NLAANVRAGE7413682,A patent/NL174330C/en not_active IP Right Cessation
- 1974-10-18 SE SE7413149A patent/SE410411B/en unknown
- 1974-10-23 IL IL45917A patent/IL45917A/en unknown
- 1974-10-24 GB GB46069/74A patent/GB1487598A/en not_active Expired
- 1974-10-24 FR FR7435640A patent/FR2248897B1/fr not_active Expired
- 1974-10-24 DE DE2450602A patent/DE2450602C2/en not_active Expired
- 1974-10-25 IT IT28777/74A patent/IT1025186B/en active
- 1974-10-25 JP JP49123272A patent/JPS5074521A/ja active Pending
- 1974-10-25 CA CA212,277A patent/CA1035538A/en not_active Expired

Also Published As

Publication number	Publication date
DE2450602A1 (en)	1975-04-30
CA1035538A (en)	1978-08-01
SE7413149L (en)	1975-04-28
NL7413682A (en)	1975-04-29
JPS5074521A (en)	1975-06-19
FR2248897A1 (en)	1975-05-23
GB1487598A (en)	1977-10-05
FR2248897B1 (en)	1980-05-30
DE2450602C2 (en)	1982-12-30
CH600973A5 (en)	1978-06-30
IL45917A (en)	1977-07-31
SE410411B (en)	1979-10-15
AU7438374A (en)	1976-04-29
IL45917A0 (en)	1975-05-22
NL174330C (en)	1984-06-01
NL174330B (en)	1984-01-02
US3908733A (en)	1975-09-30

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