NL174330C - CAST FOR MANUFACTURING CASTINGS WITH STEM CRYSTAL STRUCTURE OF A HIGH TEMPERATURE ALLOY. - Google Patents

CAST FOR MANUFACTURING CASTINGS WITH STEM CRYSTAL STRUCTURE OF A HIGH TEMPERATURE ALLOY.

Info

Publication number: NL174330C
Authority: NL; Netherlands
Prior art keywords: cast; high temperature; crystal structure; temperature alloy; manufacturing castings
Prior art date: 1973-10-26

Application number

NLAANVRAGE7413682,A

Other languages

Dutch (nl)

Other versions

NL7413682A (en

NL174330B (en

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

1974-10-18

Publication date

1984-06-01

1974-10-18 Application filed by United Aircraft Corp filed Critical United Aircraft Corp

1975-04-29 Publication of NL7413682A publication Critical patent/NL7413682A/en

1984-01-02 Publication of NL174330B publication Critical patent/NL174330B/en

1984-06-01 Application granted granted Critical

1984-06-01 Publication of NL174330C publication Critical patent/NL174330C/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)

NLAANVRAGE7413682,A 1973-10-26 1974-10-18 CAST FOR MANUFACTURING CASTINGS WITH STEM CRYSTAL STRUCTURE OF A HIGH TEMPERATURE ALLOY. NL174330C (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 (3)

Publication Number	Publication Date
NL7413682A NL7413682A (en)	1975-04-29
NL174330B NL174330B (en)	1984-01-02
NL174330C true NL174330C (en)	1984-06-01

Family

ID=23623421

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NLAANVRAGE7413682,A NL174330C (en)	1973-10-26	1974-10-18	CAST FOR MANUFACTURING CASTINGS WITH STEM CRYSTAL STRUCTURE OF A HIGH TEMPERATURE ALLOY.

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
IT1025186B (en)	1978-08-10
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
NL174330B (en)	1984-01-02
US3908733A (en)	1975-09-30

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Legal Events

Date	Code	Title
1979-12-27	BA	A request for search or an international-type search has been filed
1980-11-25	BB	A search report has been drawn up
1981-01-26	BC	A request for examination has been filed
1986-06-16	V1	Lapsed because of non-payment of the annual fee