AT524255T - Feinguss - Google Patents

Feinguss

Info

Publication number
AT524255T
AT524255T AT05254403T AT05254403T AT524255T AT 524255 T AT524255 T AT 524255T AT 05254403 T AT05254403 T AT 05254403T AT 05254403 T AT05254403 T AT 05254403T AT 524255 T AT524255 T AT 524255T
Authority
AT
Austria
Prior art keywords
feinguss
Prior art date
Application number
AT05254403T
Other languages
German (de)
Inventor
Robert L Memmen
Original Assignee
United Technologies 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
Priority to US10/891,660 priority Critical patent/US7172012B1/en
Application filed by United Technologies Corp filed Critical United Technologies Corp
Publication of AT524255T publication Critical patent/AT524255T/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C9/00Moulds or cores; Moulding processes
    • B22C9/10Cores; Manufacture or installation of cores
    • B22C9/103Multipart cores
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C7/00Patterns; Manufacture thereof so far as not provided for in other classes
    • B22C7/02Lost patterns
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C9/00Moulds or cores; Moulding processes
    • B22C9/02Sand moulds or like moulds for shaped castings
    • B22C9/04Use of lost patterns
AT05254403T 2004-07-14 2005-07-14 Feinguss AT524255T (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US10/891,660 US7172012B1 (en) 2004-07-14 2004-07-14 Investment casting

Publications (1)

Publication Number Publication Date
AT524255T true AT524255T (en) 2011-09-15

Family

ID=34941835

Family Applications (1)

Application Number Title Priority Date Filing Date
AT05254403T AT524255T (en) 2004-07-14 2005-07-14 Feinguss

Country Status (5)

Country Link
US (2) US7172012B1 (en)
EP (1) EP1616642B1 (en)
JP (1) JP2006026742A (en)
KR (1) KR100686658B1 (en)
AT (1) AT524255T (en)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7172012B1 (en) * 2004-07-14 2007-02-06 United Technologies Corporation Investment casting
US7569172B2 (en) * 2005-06-23 2009-08-04 United Technologies Corporation Method for forming turbine blade with angled internal ribs
US7185695B1 (en) * 2005-09-01 2007-03-06 United Technologies Corporation Investment casting pattern manufacture
US7306026B2 (en) 2005-09-01 2007-12-11 United Technologies Corporation Cooled turbine airfoils and methods of manufacture
US7744347B2 (en) * 2005-11-08 2010-06-29 United Technologies Corporation Peripheral microcircuit serpentine cooling for turbine airfoils
FR2896710B1 (en) * 2006-01-27 2009-10-30 Snecma Sa Process for manufacturing turbomachine component with cooling air exhaust orifices
US7686065B2 (en) * 2006-05-15 2010-03-30 United Technologies Corporation Investment casting core assembly
US20080110024A1 (en) * 2006-11-14 2008-05-15 Reilly P Brennan Airfoil casting methods
US7980819B2 (en) * 2007-03-14 2011-07-19 United Technologies Corporation Cast features for a turbine engine airfoil
US7779892B2 (en) 2007-05-09 2010-08-24 United Technologies Corporation Investment casting cores and methods
US8066052B2 (en) * 2007-06-07 2011-11-29 United Technologies Corporation Cooled wall thickness control
US8434997B2 (en) * 2007-08-22 2013-05-07 United Technologies Corporation Gas turbine engine case for clearance control
US20090112354A1 (en) * 2007-10-30 2009-04-30 Tahany Ibrahim El-Wardany Method of determining optimal parameters for machining a workpiece
US8236190B2 (en) * 2008-06-13 2012-08-07 United Technologies Corporation Recast removal method
US9174271B2 (en) * 2008-07-02 2015-11-03 United Technologies Corporation Casting system for investment casting process
US8157527B2 (en) * 2008-07-03 2012-04-17 United Technologies Corporation Airfoil with tapered radial cooling passage
FR2933884B1 (en) * 2008-07-16 2012-07-27 Snecma Process for manufacturing an aubing piece
US8572844B2 (en) * 2008-08-29 2013-11-05 United Technologies Corporation Airfoil with leading edge cooling passage
US8303252B2 (en) * 2008-10-16 2012-11-06 United Technologies Corporation Airfoil with cooling passage providing variable heat transfer rate
US8109725B2 (en) * 2008-12-15 2012-02-07 United Technologies Corporation Airfoil with wrapped leading edge cooling passage
US8240999B2 (en) * 2009-03-31 2012-08-14 United Technologies Corporation Internally supported airfoil and method for internally supporting a hollow airfoil during manufacturing
WO2010134976A1 (en) 2009-05-20 2010-11-25 Howmet Corporation Pt-al-hf/zr coating and method
JP2012531313A (en) * 2009-06-26 2012-12-10 ハヴァス Method of forming faucets and equipment
WO2011019672A2 (en) * 2009-08-09 2011-02-17 Rolls-Royce Corporation Support for a fired article
US20110094698A1 (en) * 2009-10-28 2011-04-28 Howmet Corporation Fugitive core tooling and method
US20130333855A1 (en) * 2010-12-07 2013-12-19 Gary B. Merrill Investment casting utilizing flexible wax pattern tool for supporting a ceramic core along its length during wax injection
US8434546B1 (en) 2010-03-30 2013-05-07 Honda Motor Co., Ltd. Casting mold core retention device and method
US9879546B2 (en) * 2012-06-21 2018-01-30 United Technologies Corporation Airfoil cooling circuits
US9486853B2 (en) * 2012-09-14 2016-11-08 United Technologies Corporation Casting of thin wall hollow airfoil sections
US20140102656A1 (en) * 2012-10-12 2014-04-17 United Technologies Corporation Casting Cores and Manufacture Methods
JP6037756B2 (en) * 2012-10-12 2016-12-07 三菱重工業株式会社 Mold manufacturing method and mold
WO2014113184A1 (en) * 2013-01-18 2014-07-24 General Electric Company Method of forming cast-in cooling holes in an aircraft component
US10427213B2 (en) 2013-07-31 2019-10-01 General Electric Company Turbine blade with sectioned pins and method of making same
US9695696B2 (en) 2013-07-31 2017-07-04 General Electric Company Turbine blade with sectioned pins
US9132476B2 (en) * 2013-10-31 2015-09-15 Siemens Aktiengesellschaft Multi-wall gas turbine airfoil cast using a ceramic core formed with a fugitive insert and method of manufacturing same
EP3086893B1 (en) * 2013-12-23 2019-07-24 United Technologies Corporation Lost core structural frame
EP3157694A1 (en) * 2014-06-18 2017-04-26 Siemens Energy, Inc. Turbine blade investment casting using film hole protrusions for integral wall thickness control
US10337353B2 (en) * 2014-12-31 2019-07-02 General Electric Company Casing ring assembly with flowpath conduction cut
US20160298462A1 (en) * 2015-04-09 2016-10-13 United Technologies Corporation Cooling passages for a gas turbine engine component
GB201508795D0 (en) * 2015-05-22 2015-07-01 Rolls Royce Plc Cooling of turbine blades
US9845728B2 (en) 2015-10-15 2017-12-19 Rohr, Inc. Forming a nacelle inlet for a turbine engine propulsion system
US10307816B2 (en) * 2015-10-26 2019-06-04 United Technologies Corporation Additively manufactured core for use in casting an internal cooling circuit of a gas turbine engine component
US10226812B2 (en) * 2015-12-21 2019-03-12 United Technologies Corporation Additively manufactured core for use in casting an internal cooling circuit of a gas turbine engine component
US20180161854A1 (en) * 2016-12-13 2018-06-14 General Electric Company Integrated casting core-shell structure
US20180161852A1 (en) * 2016-12-13 2018-06-14 General Electric Company Integrated casting core-shell structure with printed tubes for making cast component
US20180161857A1 (en) * 2016-12-13 2018-06-14 General Electric Company Integrated casting core-shell structure for making cast components having thin root components
US20180161866A1 (en) * 2016-12-13 2018-06-14 General Electric Company Multi-piece integrated core-shell structure for making cast component
US10391670B2 (en) * 2017-06-28 2019-08-27 General Electric Company Additively manufactured integrated casting core structure with ceramic shell
US20190375000A1 (en) * 2018-06-11 2019-12-12 United Technologies Corporation Method for casting cooling holes for an internal cooling circuit of a gas turbine engine component

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US3596703A (en) * 1968-10-01 1971-08-03 Trw Inc Method of preventing core shift in casting articles
US3604884A (en) 1969-04-24 1971-09-14 Essar Corp Electrode feed control for edm machine
US3957104A (en) 1974-02-27 1976-05-18 The United States Of America As Represented By The Administrator Of The United States National Aeronautics And Space Administration Method of making an apertured casting
US4197443A (en) 1977-09-19 1980-04-08 General Electric Company Method and apparatus for forming diffused cooling holes in an airfoil
EP0084234A1 (en) * 1981-12-16 1983-07-27 Vickers Plc Investment casting process and mould
GB2150875B (en) 1983-12-07 1986-07-02 Rolls Royce Investment casting
US4922076A (en) 1987-06-01 1990-05-01 Technical Manufacturing Systems, Inc. Electro-discharge machining electrode
US4819325A (en) 1987-06-01 1989-04-11 Technical Manufacturing Systems, Inc. Method of forming electro-discharge machining electrode
US5296308A (en) * 1992-08-10 1994-03-22 Howmet Corporation Investment casting using core with integral wall thickness control means
US5382133A (en) 1993-10-15 1995-01-17 United Technologies Corporation High coverage shaped diffuser film hole for thin walls
US5605639A (en) 1993-12-21 1997-02-25 United Technologies Corporation Method of producing diffusion holes in turbine components by a multiple piece electrode
US5637239A (en) 1995-03-31 1997-06-10 United Technologies Corporation Curved electrode and method for electrical discharge machining curved cooling holes
US5735335A (en) 1995-07-11 1998-04-07 Extrude Hone Corporation Investment casting molds and cores
WO1999002431A1 (en) * 1997-07-11 1999-01-21 Kecskes Gyoergy Trash container, waste collecting vehicle, and indoor trash bin for collecting waste materials selectively
US6003754A (en) * 1997-10-21 1999-12-21 Allison Advanced Development Co. Airfoil for a gas turbine engine and method of manufacture
DE19821770C1 (en) 1998-05-14 1999-04-15 Siemens Ag Mold for producing a hollow metal component
GB0114503D0 (en) * 2001-06-14 2001-08-08 Rolls Royce Plc Air cooled aerofoil
US6595748B2 (en) * 2001-08-02 2003-07-22 General Electric Company Trichannel airfoil leading edge cooling
US6637500B2 (en) 2001-10-24 2003-10-28 United Technologies Corporation Cores for use in precision investment casting
US6556411B1 (en) * 2002-04-02 2003-04-29 Marconi Communications, Inc. Purge protection cartridge with three-way attachment clip
US6668906B2 (en) * 2002-04-29 2003-12-30 United Technologies Corporation Shaped core for cast cooling passages and enhanced part definition
US6705831B2 (en) 2002-06-19 2004-03-16 United Technologies Corporation Linked, manufacturable, non-plugging microcircuits
US20050087319A1 (en) * 2003-10-16 2005-04-28 Beals James T. Refractory metal core wall thickness control
US7124546B2 (en) * 2003-11-18 2006-10-24 Pella Corporation Muntin bar connector with positioning tabs
US7172012B1 (en) * 2004-07-14 2007-02-06 United Technologies Corporation Investment casting

Also Published As

Publication number Publication date
KR20060048724A (en) 2006-05-18
KR100686658B1 (en) 2007-02-26
US7520312B2 (en) 2009-04-21
EP1616642A1 (en) 2006-01-18
US7172012B1 (en) 2007-02-06
EP1616642B1 (en) 2011-09-14
US20080006384A1 (en) 2008-01-10
JP2006026742A (en) 2006-02-02

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties