EP1013781A3 - Die cast nickel base superalloy articles - Google Patents

Die cast nickel base superalloy articles Download PDF

Info

Publication number
EP1013781A3
EP1013781A3 EP99310535A EP99310535A EP1013781A3 EP 1013781 A3 EP1013781 A3 EP 1013781A3 EP 99310535 A EP99310535 A EP 99310535A EP 99310535 A EP99310535 A EP 99310535A EP 1013781 A3 EP1013781 A3 EP 1013781A3
Authority
EP
European Patent Office
Prior art keywords
die cast
nickel base
base superalloy
cast nickel
superalloy articles
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.)
Granted
Application number
EP99310535A
Other languages
German (de)
French (fr)
Other versions
EP1013781B1 (en
EP1013781A2 (en
Inventor
John Joseph Schirra
Ralph Giugno
Walter Frederick Gustafson
John Joseph Marcin Jr.
Jeffrey William Samuelson
Delwyn Earle Norton
Jay John Nunes
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.)
Raytheon Technologies Corp
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
Application filed by United Technologies Corp filed Critical United Technologies Corp
Publication of EP1013781A2 publication Critical patent/EP1013781A2/en
Publication of EP1013781A3 publication Critical patent/EP1013781A3/en
Application granted granted Critical
Publication of EP1013781B1 publication Critical patent/EP1013781B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/03—Alloys based on nickel or cobalt based on nickel
    • C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C22F1/10—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of nickel or cobalt or alloys based thereon
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/02—Making non-ferrous alloys by melting
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/03—Alloys based on nickel or cobalt based on nickel
    • C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
    • C22C19/051—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W
    • C22C19/055—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W with the maximum Cr content being at least 20% but less than 30%
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/03—Alloys based on nickel or cobalt based on nickel
    • C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
    • C22C19/051—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W
    • C22C19/056—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W with the maximum Cr content being at least 10% but less than 20%
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/07—Alloys based on nickel or cobalt based on cobalt
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2201/00—Metals
    • F05C2201/04—Heavy metals
    • F05C2201/0433—Iron group; Ferrous alloys, e.g. steel
    • F05C2201/0466—Nickel

Abstract

A die cast article composed of nickel base superalloy IN 718 is disclosed. The microstructure is characterized by an absence of flowlines and includes a fine average grain size, e.g., ASTM 3 or smaller. A method of heat treating the articles is also disclosed. Exemplary articles include gas turbine engine components, such as blades, vanes, cases and seals.
EP99310535A 1998-12-23 1999-12-23 Method for making die cast nickel-based superalloy articles Expired - Lifetime EP1013781B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US11356998P 1998-12-23 1998-12-23
US11375598P 1998-12-23 1998-12-23
US113569P 1998-12-23
US113755P 1998-12-23

Publications (3)

Publication Number Publication Date
EP1013781A2 EP1013781A2 (en) 2000-06-28
EP1013781A3 true EP1013781A3 (en) 2000-07-05
EP1013781B1 EP1013781B1 (en) 2004-05-06

Family

ID=26811198

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99310535A Expired - Lifetime EP1013781B1 (en) 1998-12-23 1999-12-23 Method for making die cast nickel-based superalloy articles

Country Status (11)

Country Link
US (1) US20020005233A1 (en)
EP (1) EP1013781B1 (en)
JP (2) JP2000192208A (en)
KR (1) KR100646718B1 (en)
CN (1) CN1111207C (en)
AT (1) ATE266103T1 (en)
DE (1) DE69916983T2 (en)
ES (1) ES2216453T3 (en)
IL (1) IL133580A (en)
RU (1) RU2235798C2 (en)
UA (1) UA70300C2 (en)

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030056929A1 (en) * 2001-09-24 2003-03-27 Staley James T. Die casting of wrought aluminum alloys
FR2833332B1 (en) * 2001-12-07 2004-05-28 Renault GASKET FOR EXHAUST FLANGE
US6912984B2 (en) * 2003-03-28 2005-07-05 Eaton Corporation Composite lightweight engine poppet valve
EP1658913A1 (en) * 2004-11-19 2006-05-24 Siemens Aktiengesellschaft Casting method and casting article
US7378132B2 (en) * 2004-12-14 2008-05-27 Honeywell International, Inc. Method for applying environmental-resistant MCrAlY coatings on gas turbine components
JP5109115B2 (en) * 2005-04-07 2012-12-26 国立大学法人 長崎大学 Nickel-base superalloy and manufacturing method thereof
US8557063B2 (en) * 2006-01-05 2013-10-15 General Electric Company Method for heat treating serviced turbine part
US9322089B2 (en) * 2006-06-02 2016-04-26 Alstom Technology Ltd Nickel-base alloy for gas turbine applications
WO2008088242A1 (en) * 2006-12-27 2008-07-24 Federalnoe Gosudarstvennoe Unitarnoe Predpriyatie 'moskovskoe Mashinostroitelnoe Proizvodstvennoe Predpriyatie 'salut' Composition and method for producing a nickel-based alloy and a method for treating castings made thereof
US7950441B2 (en) * 2007-07-20 2011-05-31 GM Global Technology Operations LLC Method of casting damped part with insert
WO2009067512A1 (en) * 2007-11-20 2009-05-28 Buhlerprince, Inc. Vacuum die casting machine and process
CN101469711A (en) * 2007-12-26 2009-07-01 上海三电贝洱汽车空调有限公司 Technique for processing sliding blade of rotary vane type compressor
CN101307402B (en) * 2008-07-04 2010-10-13 北京科技大学 Superfine crystal nickel-based high-temperature alloy and method for preparing same
US8230899B2 (en) 2010-02-05 2012-07-31 Ati Properties, Inc. Systems and methods for forming and processing alloy ingots
US9267184B2 (en) 2010-02-05 2016-02-23 Ati Properties, Inc. Systems and methods for processing alloy ingots
US10207312B2 (en) 2010-06-14 2019-02-19 Ati Properties Llc Lubrication processes for enhanced forgeability
US8708659B2 (en) 2010-09-24 2014-04-29 United Technologies Corporation Turbine engine component having protective coating
US20120111526A1 (en) * 2010-11-05 2012-05-10 Bochiechio Mario P Die casting system and method utilizing high melting temperature materials
US20120111525A1 (en) * 2010-11-05 2012-05-10 Bochiechio Mario P High temperature die casting apparatus and method therefor
US20120111521A1 (en) * 2010-11-05 2012-05-10 Bullied Steven J Die casting of component having integral seal
JP5216839B2 (en) 2010-12-02 2013-06-19 株式会社日立製作所 Ni-base heat-resistant alloy, gas turbine member, and turbine with excellent segregation characteristics
US8789254B2 (en) 2011-01-17 2014-07-29 Ati Properties, Inc. Modifying hot workability of metal alloys via surface coating
US8459331B2 (en) 2011-08-08 2013-06-11 Crucible Intellectual Property, Llc Vacuum mold
US8858868B2 (en) 2011-08-12 2014-10-14 Crucible Intellectual Property, Llc Temperature regulated vessel
US9925584B2 (en) * 2011-09-29 2018-03-27 United Technologies Corporation Method and system for die casting a hybrid component
CN104039480B (en) 2011-11-11 2016-04-06 科卢斯博知识产权有限公司 For the twin columns stopper rod of controlled delivery in adapted to injection system
US9302320B2 (en) 2011-11-11 2016-04-05 Apple Inc. Melt-containment plunger tip for horizontal metal die casting
US20130133793A1 (en) * 2011-11-30 2013-05-30 Ati Properties, Inc. Nickel-base alloy heat treatments, nickel-base alloys, and articles including nickel-base alloys
US20130323522A1 (en) * 2012-06-05 2013-12-05 General Electric Company Cast superalloy pressure containment vessel
US9314839B2 (en) 2012-07-05 2016-04-19 Apple Inc. Cast core insert out of etchable material
US8833432B2 (en) 2012-09-27 2014-09-16 Apple Inc. Injection compression molding of amorphous alloys
US8701742B2 (en) 2012-09-27 2014-04-22 Apple Inc. Counter-gravity casting of hollow shapes
US9004151B2 (en) 2012-09-27 2015-04-14 Apple Inc. Temperature regulated melt crucible for cold chamber die casting
US8813816B2 (en) 2012-09-27 2014-08-26 Apple Inc. Methods of melting and introducing amorphous alloy feedstock for casting or processing
US8826968B2 (en) 2012-09-27 2014-09-09 Apple Inc. Cold chamber die casting with melt crucible under vacuum environment
US8813813B2 (en) 2012-09-28 2014-08-26 Apple Inc. Continuous amorphous feedstock skull melting
US8813817B2 (en) 2012-09-28 2014-08-26 Apple Inc. Cold chamber die casting of amorphous alloys using cold crucible induction melting techniques
US8813814B2 (en) 2012-09-28 2014-08-26 Apple Inc. Optimized multi-stage inductive melting of amorphous alloys
US10197335B2 (en) 2012-10-15 2019-02-05 Apple Inc. Inline melt control via RF power
CN103014388B (en) * 2012-12-26 2014-12-10 中国科学院金属研究所 Large-tonnage low-cost ultraclean melting method of producing Inconel690 alloy
US9539636B2 (en) 2013-03-15 2017-01-10 Ati Properties Llc Articles, systems, and methods for forging alloys
US9445459B2 (en) 2013-07-11 2016-09-13 Crucible Intellectual Property, Llc Slotted shot sleeve for induction melting of material
US9925583B2 (en) 2013-07-11 2018-03-27 Crucible Intellectual Property, Llc Manifold collar for distributing fluid through a cold crucible
DE102014202457A1 (en) 2014-02-11 2015-08-13 Siemens Aktiengesellschaft Improved wear resistance of a high-temperature component through cobalt coating
US10011892B2 (en) * 2014-08-21 2018-07-03 Honeywell International Inc. Methods for producing alloy forms from alloys containing one or more extremely reactive elements and for fabricating a component therefrom
US9873151B2 (en) 2014-09-26 2018-01-23 Crucible Intellectual Property, Llc Horizontal skull melt shot sleeve
EP3351651B1 (en) * 2015-09-14 2022-01-05 Mitsubishi Power, Ltd. Turbine rotor blade manufacturing method
US10563293B2 (en) 2015-12-07 2020-02-18 Ati Properties Llc Methods for processing nickel-base alloys
CN106884100B (en) * 2015-12-16 2019-02-26 湖南科技大学 A kind of preparation method of nickel aluminium base multiphase alloy
ITUA20163944A1 (en) * 2016-05-30 2017-11-30 Nuovo Pignone Tecnologie Srl Process for making a component of a turbomachine, to a component obtainable consequently and turbomachine comprising the same / Process for obtaining a turbomachinery component, a component obtainable from it and a turbomachine which comprises it
PL3558211T3 (en) * 2016-12-23 2023-10-02 R.P. Scherer Technologies, Llc Multiple-fill/chamber softgel die
WO2018204320A1 (en) * 2017-05-01 2018-11-08 The Johns Hopkins University Method of depositing nanotwinned nickel-molybdenum-tungsten alloys
DE102018117304A1 (en) * 2018-07-17 2020-01-23 Ald Vacuum Technologies Gmbh Device and method for levitation melting with tilted induction units
CN110923513B (en) * 2019-12-06 2021-01-08 北京钢研高纳科技股份有限公司 Vacuum induction melting process of GH4720Li alloy, GH4720Li alloy and aviation parts
US11878343B2 (en) * 2021-12-07 2024-01-23 Lockheed Martin Corporation Housing and method of preparing same using a hybrid casting-additive manufacturing process
CN114378273A (en) * 2022-01-20 2022-04-22 厦门市佳嘉达机械有限公司 Die casting die, die casting device and ultrahigh-speed die casting method
CN114921706B (en) * 2022-04-25 2023-08-01 西北工业大学 Modified nickel-base casting superalloy and preparation method thereof

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5316663A (en) * 1976-07-29 1978-02-15 Toshiba Machine Co Ltd Method for manufacture of watch case
US4284124A (en) * 1978-07-06 1981-08-18 Nissan Motor Co., Ltd. Die casting machine for manufacturing heat resistant impellers
US4888253A (en) * 1985-12-30 1989-12-19 United Technologies Corporation High strength cast+HIP nickel base superalloy
JPH0452243A (en) * 1990-06-20 1992-02-20 Res Inst Electric Magnetic Alloys Precision electrical resistance alloy having high electrical resistance and low temperature coefficient and its manufacture
DE4411228A1 (en) * 1994-03-31 1995-10-05 Krupp Vdm Gmbh High temperature nickel base alloy and use thereof
EP0901853A1 (en) * 1997-09-12 1999-03-17 Howmet Research Corporation High vacuum die casting

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5087305A (en) * 1988-07-05 1992-02-11 General Electric Company Fatigue crack resistant nickel base superalloy
JPH0364435A (en) * 1989-08-01 1991-03-19 Daido Steel Co Ltd Method for forging ni base superalloy
JPH0633206A (en) * 1992-07-14 1994-02-08 Toshiba Corp Method for heat-treating ni-base alloy
JP3369627B2 (en) * 1993-04-08 2003-01-20 日立金属株式会社 Method of manufacturing fine crystal grain super heat resistant alloy member
DE4436670C2 (en) * 1993-10-27 2002-11-21 United Technologies Corp Pratt Objects made of nickel-based superalloys with improved machinability and method for producing a machined workpiece from such a superalloy
US5505246A (en) * 1994-06-17 1996-04-09 Howmet Corporation Permanent mold or die casting of titanium-aluminum alloys
JPH08311626A (en) * 1995-05-17 1996-11-26 Japan Steel Works Ltd:The Production of superalloy material

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5316663A (en) * 1976-07-29 1978-02-15 Toshiba Machine Co Ltd Method for manufacture of watch case
US4284124A (en) * 1978-07-06 1981-08-18 Nissan Motor Co., Ltd. Die casting machine for manufacturing heat resistant impellers
US4888253A (en) * 1985-12-30 1989-12-19 United Technologies Corporation High strength cast+HIP nickel base superalloy
JPH0452243A (en) * 1990-06-20 1992-02-20 Res Inst Electric Magnetic Alloys Precision electrical resistance alloy having high electrical resistance and low temperature coefficient and its manufacture
DE4411228A1 (en) * 1994-03-31 1995-10-05 Krupp Vdm Gmbh High temperature nickel base alloy and use thereof
EP0901853A1 (en) * 1997-09-12 1999-03-17 Howmet Research Corporation High vacuum die casting

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
BEIJING KEJI DAXUE XUEBAO (1997), 19(2), 168-172 *
CHEMICAL ABSTRACTS, vol. 128, no. 12, 23 March 1998, Columbus, Ohio, US; abstract no. 143881, MA, YUE ET AL: "Investigation of microstructure of fine grain cast IN718 compressor blade from abroad" XP002136723 *
DATABASE WPI Section Ch Week 197813, Derwent World Patents Index; Class M22, AN 1978-24242A, XP002136724 *
PATENT ABSTRACTS OF JAPAN vol. 016, no. 244 (C - 0947) 4 June 1992 (1992-06-04) *

Also Published As

Publication number Publication date
JP4125462B2 (en) 2008-07-30
JP2000192179A (en) 2000-07-11
UA70300A (en) 2004-10-15
US20020005233A1 (en) 2002-01-17
RU2235798C2 (en) 2004-09-10
CN1279299A (en) 2001-01-10
EP1013781B1 (en) 2004-05-06
CN1111207C (en) 2003-06-11
KR100646718B1 (en) 2006-11-17
DE69916983T2 (en) 2005-06-09
ES2216453T3 (en) 2004-10-16
IL133580A (en) 2004-05-12
KR20000048339A (en) 2000-07-25
JP2000192208A (en) 2000-07-11
IL133580A0 (en) 2001-04-30
ATE266103T1 (en) 2004-05-15
EP1013781A2 (en) 2000-06-28
UA70300C2 (en) 2004-10-15
DE69916983D1 (en) 2004-06-09

Similar Documents

Publication Publication Date Title
EP1013781A3 (en) Die cast nickel base superalloy articles
EP1101563A3 (en) Modification and repair of film cooling holes in gas turbine engine components
EP1229252A3 (en) Abradable coating and method of production
EP1201878A3 (en) Bladed rotor
EP1197290A3 (en) Braze repair of a gas turbine engine stationary shroud
CA2381490A1 (en) Laser cladding a turbine engine vane platform
EP1253292A3 (en) Methods and systems for cooling gas turbine engine airfoils
EP1780382A3 (en) Turbofan case and method of making
EP1531232A3 (en) Method for repairing a high pressure turbine blade
EP1118419A3 (en) Method of forming cooling holes
EP1803896A3 (en) Gas turbine nozzle segment and process therefor
EP1087102A3 (en) Gas turbine bucket with impingement cooled platform
EP1621726A3 (en) Method and apparatus for cooling gas turbine engine rotor blades
WO2000006327A3 (en) Method for producing components by metallic powder injection moulding
EP1528224A3 (en) Method and apparatus for cooling gas turbine engine rotor blade
CA2023400A1 (en) High strength fatigue crack-resistant alloy article and method for making the same
EP0994239A3 (en) Truncated chamfer turbine blade
EP0878255A3 (en) Chill vent
EP0909829A3 (en) High hardness powder metallurgy high-speed steel article
Smarsly et al. Titanium aluminides for automotive and gas turbine applications
EP1228828A3 (en) Accelerated cooling of sintered metal parts
EP1668165B1 (en) Processing for cast components
CA2184960A1 (en) Iron-nickel superalloy of the type in 706
EP0978342A3 (en) Method and assembly for brazing a stator component of a gas turbine engine
AU2001290458A1 (en) A method for manufacturing a vane to a gas turbine component and a method for manufacturing a gas turbine component

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

17P Request for examination filed

Effective date: 20001113

AKX Designation fees paid

Free format text: AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

17Q First examination report despatched

Effective date: 20010831

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

RTI1 Title (correction)

Free format text: METHOD FOR MAKING DIE CAST NICKEL-BASED SUPERALLOY ARTICLES

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED.

Effective date: 20040506

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20040506

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20040506

Ref country code: BE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20040506

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20040506

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REF Corresponds to:

Ref document number: 69916983

Country of ref document: DE

Date of ref document: 20040609

Kind code of ref document: P

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20040806

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20040806

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20040806

REG Reference to a national code

Ref country code: ES

Ref legal event code: FG2A

Ref document number: 2216453

Country of ref document: ES

Kind code of ref document: T3

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: MC

Payment date: 20041214

Year of fee payment: 6

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: LU

Payment date: 20041215

Year of fee payment: 6

Ref country code: IE

Payment date: 20041215

Year of fee payment: 6

ET Fr: translation filed
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20050208

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20051223

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20051231

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20051231

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: CH

Payment date: 20061026

Year of fee payment: 8

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: ES

Payment date: 20061222

Year of fee payment: 8

REG Reference to a national code

Ref country code: CH

Ref legal event code: PFA

Owner name: UNITED TECHNOLOGIES CORPORATION

Free format text: UNITED TECHNOLOGIES CORPORATION#UNITED TECHNOLOGIES BUILDING, 1 FINANCIAL PLAZA#HARTFORD, CT 06101 (US) -TRANSFER TO- UNITED TECHNOLOGIES CORPORATION#UNITED TECHNOLOGIES BUILDING, 1 FINANCIAL PLAZA#HARTFORD, CT 06101 (US)

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20041006

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20071231

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20071231

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: NL

Payment date: 20081111

Year of fee payment: 10

REG Reference to a national code

Ref country code: ES

Ref legal event code: FD2A

Effective date: 20071224

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20071224

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20081205

Year of fee payment: 10

REG Reference to a national code

Ref country code: NL

Ref legal event code: V1

Effective date: 20100701

REG Reference to a national code

Ref country code: FR

Ref legal event code: ST

Effective date: 20100831

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20100701

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20091231

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: GB

Payment date: 20121219

Year of fee payment: 14

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20121219

Year of fee payment: 14

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 69916983

Country of ref document: DE

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20131223

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 69916983

Country of ref document: DE

Effective date: 20140701

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20140701

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20131223