EP2239071A3 - Ceracon-Schmieden von L1(sub 2)-Aluminiumlegierungen - Google Patents

Ceracon-Schmieden von L1(sub 2)-Aluminiumlegierungen Download PDF

Info

Publication number
EP2239071A3
EP2239071A3 EP10250569.0A EP10250569A EP2239071A3 EP 2239071 A3 EP2239071 A3 EP 2239071A3 EP 10250569 A EP10250569 A EP 10250569A EP 2239071 A3 EP2239071 A3 EP 2239071A3
Authority
EP
European Patent Office
Prior art keywords
preform
forging
transmitting medium
ceracon
pressure transmitting
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.)
Withdrawn
Application number
EP10250569.0A
Other languages
English (en)
French (fr)
Other versions
EP2239071A2 (de
Inventor
Awadh B. Pandey
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 EP2239071A2 publication Critical patent/EP2239071A2/de
Publication of EP2239071A3 publication Critical patent/EP2239071A3/de
Withdrawn legal-status Critical Current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
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/0408—Light metal alloys
    • C22C1/0416—Aluminium-based alloys
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/17—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by forging
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Forging (AREA)
EP10250569.0A 2009-04-07 2010-03-25 Ceracon-Schmieden von L1(sub 2)-Aluminiumlegierungen Withdrawn EP2239071A3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12/419,677 US20100254850A1 (en) 2009-04-07 2009-04-07 Ceracon forging of l12 aluminum alloys

Publications (2)

Publication Number Publication Date
EP2239071A2 EP2239071A2 (de) 2010-10-13
EP2239071A3 true EP2239071A3 (de) 2016-08-10

Family

ID=42358247

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10250569.0A Withdrawn EP2239071A3 (de) 2009-04-07 2010-03-25 Ceracon-Schmieden von L1(sub 2)-Aluminiumlegierungen

Country Status (2)

Country Link
US (1) US20100254850A1 (de)
EP (1) EP2239071A3 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112013015200A2 (pt) * 2010-12-15 2017-06-27 Gkn Sinter Metals Llc metal em pó de liga de alumínio melhorada com elementos de transição
FR2985205B1 (fr) * 2011-12-29 2014-01-10 Saint Jean Ind Procede de poteyage de matrice de forge dans la mise en oeuvre de pieces obtenues par deux operations successives de coulage de fonderie puis de forge
GB2536483B (en) * 2015-03-19 2019-10-09 Avic Beijing Institute Of Aeronautical Mat Avic Biam A method of Forming a Metal Component
CN109778020A (zh) * 2019-03-11 2019-05-21 江苏华企铝业科技股份有限公司 高纯度高致密铝钛合金锭及其制造方法
CN110386823B (zh) * 2019-07-12 2022-04-01 汕头大学 基于选择性激光烧结陶瓷基复杂结构件的制备方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5061323A (en) * 1990-10-15 1991-10-29 The United States Of America As Represented By The Secretary Of The Navy Composition and method for producing an aluminum alloy resistant to environmentally-assisted cracking
US5330704A (en) * 1991-02-04 1994-07-19 Alliedsignal Inc. Method for producing aluminum powder alloy products having lower gas contents
US6248453B1 (en) * 1999-12-22 2001-06-19 United Technologies Corporation High strength aluminum alloy
US20040065173A1 (en) * 2002-10-02 2004-04-08 The Boeing Company Method for preparing cryomilled aluminum alloys and components extruded and forged therefrom
US20050147520A1 (en) * 2003-12-31 2005-07-07 Guido Canzona Method for improving the ductility of high-strength nanophase alloys
EP1726671A2 (de) * 2005-05-26 2006-11-29 Honeywell International, Inc. Hochfeste Aluminiumlegierungen für Flugzeugrad und Bremselemente
US20060269437A1 (en) * 2005-05-31 2006-11-30 Pandey Awadh B High temperature aluminum alloys

Family Cites Families (86)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3619181A (en) * 1968-10-29 1971-11-09 Aluminum Co Of America Aluminum scandium alloy
US4041123A (en) * 1971-04-20 1977-08-09 Westinghouse Electric Corporation Method of compacting shaped powdered objects
US3816080A (en) * 1971-07-06 1974-06-11 Int Nickel Co Mechanically-alloyed aluminum-aluminum oxide
US4259112A (en) * 1979-04-05 1981-03-31 Dwa Composite Specialties, Inc. Process for manufacture of reinforced composites
US4647321A (en) * 1980-11-24 1987-03-03 United Technologies Corporation Dispersion strengthened aluminum alloys
US4463058A (en) * 1981-06-16 1984-07-31 Atlantic Richfield Company Silicon carbide whisker composites
FR2529909B1 (fr) * 1982-07-06 1986-12-12 Centre Nat Rech Scient Alliages amorphes ou microcristallins a base d'aluminium
US4499048A (en) * 1983-02-23 1985-02-12 Metal Alloys, Inc. Method of consolidating a metallic body
US4469537A (en) * 1983-06-27 1984-09-04 Reynolds Metals Company Aluminum armor plate system
US4661172A (en) * 1984-02-29 1987-04-28 Allied Corporation Low density aluminum alloys and method
US4713216A (en) * 1985-04-27 1987-12-15 Showa Aluminum Kabushiki Kaisha Aluminum alloys having high strength and resistance to stress and corrosion
US4626294A (en) * 1985-05-28 1986-12-02 Aluminum Company Of America Lightweight armor plate and method
US4597792A (en) * 1985-06-10 1986-07-01 Kaiser Aluminum & Chemical Corporation Aluminum-based composite product of high strength and toughness
US5226983A (en) * 1985-07-08 1993-07-13 Allied-Signal Inc. High strength, ductile, low density aluminum alloys and process for making same
US4667497A (en) * 1985-10-08 1987-05-26 Metals, Ltd. Forming of workpiece using flowable particulate
US4689090A (en) * 1986-03-20 1987-08-25 Aluminum Company Of America Superplastic aluminum alloys containing scandium
US4874440A (en) * 1986-03-20 1989-10-17 Aluminum Company Of America Superplastic aluminum products and alloys
US5055257A (en) * 1986-03-20 1991-10-08 Aluminum Company Of America Superplastic aluminum products and alloys
US4755221A (en) * 1986-03-24 1988-07-05 Gte Products Corporation Aluminum based composite powders and process for producing same
US4865806A (en) * 1986-05-01 1989-09-12 Dural Aluminum Composites Corp. Process for preparation of composite materials containing nonmetallic particles in a metallic matrix
CH673240A5 (de) * 1986-08-12 1990-02-28 Bbc Brown Boveri & Cie
JPS6447831A (en) * 1987-08-12 1989-02-22 Takeshi Masumoto High strength and heat resistant aluminum-based alloy and its production
US5066342A (en) * 1988-01-28 1991-11-19 Aluminum Company Of America Aluminum-lithium alloys and method of making the same
US4834942A (en) * 1988-01-29 1989-05-30 The United States Of America As Represented By The Secretary Of The Navy Elevated temperature aluminum-titanium alloy by powder metallurgy process
US4834810A (en) * 1988-05-06 1989-05-30 Inco Alloys International, Inc. High modulus A1 alloys
US5462712A (en) * 1988-08-18 1995-10-31 Martin Marietta Corporation High strength Al-Cu-Li-Zn-Mg alloys
US4923532A (en) * 1988-09-12 1990-05-08 Allied-Signal Inc. Heat treatment for aluminum-lithium based metal matrix composites
US4946517A (en) * 1988-10-12 1990-08-07 Aluminum Company Of America Unrecrystallized aluminum plate product by ramp annealing
US4927470A (en) * 1988-10-12 1990-05-22 Aluminum Company Of America Thin gauge aluminum plate product by isothermal treatment and ramp anneal
AU620155B2 (en) * 1988-10-15 1992-02-13 Koji Hashimoto Amorphous aluminum alloys
US4853178A (en) * 1988-11-17 1989-08-01 Ceracon, Inc. Electrical heating of graphite grain employed in consolidation of objects
US4933140A (en) * 1988-11-17 1990-06-12 Ceracon, Inc. Electrical heating of graphite grain employed in consolidation of objects
US5059390A (en) * 1989-06-14 1991-10-22 Aluminum Company Of America Dual-phase, magnesium-based alloy having improved properties
US4964927A (en) * 1989-03-31 1990-10-23 University Of Virginia Alumini Patents Aluminum-based metallic glass alloys
US4915605A (en) * 1989-05-11 1990-04-10 Ceracon, Inc. Method of consolidation of powder aluminum and aluminum alloys
US4988464A (en) * 1989-06-01 1991-01-29 Union Carbide Corporation Method for producing powder by gas atomization
US5076340A (en) * 1989-08-07 1991-12-31 Dural Aluminum Composites Corp. Cast composite material having a matrix containing a stable oxide-forming element
US5130209A (en) * 1989-11-09 1992-07-14 Allied-Signal Inc. Arc sprayed continuously reinforced aluminum base composites and method
JP2724762B2 (ja) * 1989-12-29 1998-03-09 本田技研工業株式会社 高強度アルミニウム基非晶質合金
US5211910A (en) * 1990-01-26 1993-05-18 Martin Marietta Corporation Ultra high strength aluminum-base alloys
JP2619118B2 (ja) * 1990-06-08 1997-06-11 健 増本 粒子分散型高強度非晶質アルミニウム合金
US5133931A (en) * 1990-08-28 1992-07-28 Reynolds Metals Company Lithium aluminum alloy system
US5032352A (en) * 1990-09-21 1991-07-16 Ceracon, Inc. Composite body formation of consolidated powder metal part
JP2864287B2 (ja) * 1990-10-16 1999-03-03 本田技研工業株式会社 高強度高靭性アルミニウム合金の製造方法および合金素材
JPH04218637A (ja) * 1990-12-18 1992-08-10 Honda Motor Co Ltd 高強度高靱性アルミニウム合金の製造方法
US5198045A (en) * 1991-05-14 1993-03-30 Reynolds Metals Company Low density high strength al-li alloy
JP2911673B2 (ja) * 1992-03-18 1999-06-23 健 増本 高強度アルミニウム合金
JPH0673479A (ja) * 1992-05-06 1994-03-15 Honda Motor Co Ltd 高強度高靱性Ａｌ合金
CA2107421A1 (en) * 1992-10-16 1994-04-17 Steven Alfred Miller Atomization with low atomizing gas pressure
JPH07179974A (ja) * 1993-12-24 1995-07-18 Takeshi Masumoto アルミニウム合金およびその製造方法
US5597529A (en) * 1994-05-25 1997-01-28 Ashurst Technology Corporation (Ireland Limited) Aluminum-scandium alloys
US5858131A (en) * 1994-11-02 1999-01-12 Tsuyoshi Masumoto High strength and high rigidity aluminum-based alloy and production method therefor
US5624632A (en) * 1995-01-31 1997-04-29 Aluminum Company Of America Aluminum magnesium alloy product containing dispersoids
US6702982B1 (en) * 1995-02-28 2004-03-09 The United States Of America As Represented By The Secretary Of The Army Aluminum-lithium alloy
JP4080013B2 (ja) * 1996-09-09 2008-04-23 住友電気工業株式会社 高強度高靱性アルミニウム合金およびその製造方法
US5882449A (en) * 1997-07-11 1999-03-16 Mcdonnell Douglas Corporation Process for preparing aluminum/lithium/scandium rolled sheet products
US6139563A (en) * 1997-09-25 2000-10-31 Allegiance Corporation Surgical device with malleable shaft
US6312643B1 (en) * 1997-10-24 2001-11-06 The United States Of America As Represented By The Secretary Of The Air Force Synthesis of nanoscale aluminum alloy powders and devices therefrom
US6071324A (en) * 1998-05-28 2000-06-06 Sulzer Metco (Us) Inc. Powder of chromium carbide and nickel chromium
AT407532B (de) * 1998-07-29 2001-04-25 Miba Gleitlager Ag Verbundwerkstoff aus zumindest zwei schichten
AT407404B (de) * 1998-07-29 2001-03-26 Miba Gleitlager Ag Zwischenschicht, insbesondere bindungsschicht, aus einer legierung auf aluminiumbasis
US6531004B1 (en) * 1998-08-21 2003-03-11 Eads Deutschland Gmbh Weldable anti-corrosive aluminium-magnesium alloy containing a high amount of magnesium, especially for use in aviation
DE19838015C2 (de) * 1998-08-21 2002-10-17 Eads Deutschland Gmbh Gewalztes, stranggepreßtes, geschweißtes oder geschmiedetes Bauteil aus einer schweißbaren, korrosionsbeständigen hochmagnesiumhaltigen Aluminium-Magnesium-Legierung
DE19838017C2 (de) * 1998-08-21 2003-06-18 Eads Deutschland Gmbh Schweißbare, korrosionsbeständige AIMg-Legierungen, insbesondere für die Verkehrstechnik
US6309594B1 (en) * 1999-06-24 2001-10-30 Ceracon, Inc. Metal consolidation process employing microwave heated pressure transmitting particulate
US6368427B1 (en) * 1999-09-10 2002-04-09 Geoffrey K. Sigworth Method for grain refinement of high strength aluminum casting alloys
US6355209B1 (en) * 1999-11-16 2002-03-12 Ceracon, Inc. Metal consolidation process applicable to functionally gradient material (FGM) compositons of tungsten, nickel, iron, and cobalt
AU2001264646A1 (en) * 2000-05-18 2001-11-26 Smith And Wesson Corp. Scandium containing aluminum alloy firearm
US6562154B1 (en) * 2000-06-12 2003-05-13 Aloca Inc. Aluminum sheet products having improved fatigue crack growth resistance and methods of making same
US6630008B1 (en) * 2000-09-18 2003-10-07 Ceracon, Inc. Nanocrystalline aluminum metal matrix composites, and production methods
US6524410B1 (en) * 2001-08-10 2003-02-25 Tri-Kor Alloys, Llc Method for producing high strength aluminum alloy welded structures
US6918970B2 (en) * 2002-04-10 2005-07-19 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration High strength aluminum alloy for high temperature applications
EP1499753A2 (de) * 2002-04-24 2005-01-26 Questek Innovations LLC Aluminium-legierungen verfestigt durch nanophaseauscheidungen und hergestellt aus dem amorphen zustand
US6880871B2 (en) * 2002-09-05 2005-04-19 Newfrey Llc Drive-in latch with rotational adjustment
US7048815B2 (en) * 2002-11-08 2006-05-23 Ues, Inc. Method of making a high strength aluminum alloy composition
US7648593B2 (en) * 2003-01-15 2010-01-19 United Technologies Corporation Aluminum based alloy
US6974510B2 (en) * 2003-02-28 2005-12-13 United Technologies Corporation Aluminum base alloys
US7344675B2 (en) * 2003-03-12 2008-03-18 The Boeing Company Method for preparing nanostructured metal alloys having increased nitride content
US20040191111A1 (en) * 2003-03-14 2004-09-30 Beijing University Of Technology Er strengthening aluminum alloy
US6866817B2 (en) * 2003-07-14 2005-03-15 Chung-Chih Hsiao Aluminum based material having high conductivity
US7241328B2 (en) * 2003-11-25 2007-07-10 The Boeing Company Method for preparing ultra-fine, submicron grain titanium and titanium-alloy articles and articles prepared thereby
US7547366B2 (en) * 2004-07-15 2009-06-16 Alcoa Inc. 2000 Series alloys with enhanced damage tolerance performance for aerospace applications
US7393559B2 (en) * 2005-02-01 2008-07-01 The Regents Of The University Of California Methods for production of FGM net shaped body for various applications
JP5079225B2 (ja) * 2005-08-25 2012-11-21 富士重工業株式会社 マグネシウムシリサイド粒を分散した状態で含むマグネシウム系金属粒子からなる金属粉末を製造する方法
US7584778B2 (en) * 2005-09-21 2009-09-08 United Technologies Corporation Method of producing a castable high temperature aluminum alloy by controlled solidification
US20080066833A1 (en) * 2006-09-19 2008-03-20 Lin Jen C HIGH STRENGTH, HIGH STRESS CORROSION CRACKING RESISTANT AND CASTABLE Al-Zn-Mg-Cu-Zr ALLOY FOR SHAPE CAST PRODUCTS

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5061323A (en) * 1990-10-15 1991-10-29 The United States Of America As Represented By The Secretary Of The Navy Composition and method for producing an aluminum alloy resistant to environmentally-assisted cracking
US5330704A (en) * 1991-02-04 1994-07-19 Alliedsignal Inc. Method for producing aluminum powder alloy products having lower gas contents
US6248453B1 (en) * 1999-12-22 2001-06-19 United Technologies Corporation High strength aluminum alloy
US20040065173A1 (en) * 2002-10-02 2004-04-08 The Boeing Company Method for preparing cryomilled aluminum alloys and components extruded and forged therefrom
US20050147520A1 (en) * 2003-12-31 2005-07-07 Guido Canzona Method for improving the ductility of high-strength nanophase alloys
EP1726671A2 (de) * 2005-05-26 2006-11-29 Honeywell International, Inc. Hochfeste Aluminiumlegierungen für Flugzeugrad und Bremselemente
US20060269437A1 (en) * 2005-05-31 2006-11-30 Pandey Awadh B High temperature aluminum alloys

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
SIA NEMAT-NASSER ET AL: "Dynamic response of conventional and hot isostatically pressed Ti-6Al-4V alloys: experiments and modeling", MECHANICS OF MATERIALS, vol. 33, no. 8, 1 August 2001 (2001-08-01), NL, pages 425 - 439, XP055282948, ISSN: 0167-6636, DOI: 10.1016/S0167-6636(01)00063-1 *

Also Published As

Publication number Publication date
EP2239071A2 (de) 2010-10-13
US20100254850A1 (en) 2010-10-07

Similar Documents

Publication Publication Date Title
EP2239071A3 (de) Ceracon-Schmieden von L1(sub 2)-Aluminiumlegierungen
Shatermashhadi et al. Development of a novel method for the backward extrusion
CN104342588B (zh) 具有改进的沉淀硬化的铝材料
US20050147520A1 (en) Method for improving the ductility of high-strength nanophase alloys
EP2333123A3 (de) Heiß- und kaltgewalzte hochfeste L12-Aluminiumlegierungen
CN106563919B (zh) 一种手机中框、后盖的制备方法
CN102581257B (zh) 循环闭式模锻制备镁合金半固态坯料及触变挤压成形方法
CN108380802A (zh) 一种循环转模挤镦成形装置及方法
MX2009000680A (es) Un conjunto de troquel y metodo de hacerlo.
CN106312016B (zh) 一种铝合金锻件振动铸锻复合成形方法
CN107803626A (zh) 一种钢纤维增强铝连杆的制造方法
CN2871060Y (zh) 修形直齿圆锥齿轮闭式冷温精锻模具
WO2009088771A3 (en) Prealloyed copper powder forged connecting rod
CN106670249B (zh) 带法兰凸缘轮辋挤扩成形方法
CN106311859B (zh) 石英粉作压力传递介质的厚壁三通热压轴向补偿成型方法
RU2301845C1 (ru) Способ получения изделия из жаропрочного никелевого сплава
CN101517117A (zh) 制造由镁合金所制成的热锻部件的方法
EP2080571A1 (de) Hochfestes verarbeitungsmaterial, herstellungsverfahren dafür und produktionsvorrichtung dafür
CN104607579A (zh) 铝合金厚壁环锻件的轧制成形方法
CN109706337A (zh) 一种钨颗粒增强铝基复合材料的制备方法
Kamenetskii et al. Possibilities of a new cold upsetting method for increasing magnesium plastification
EP2253725A3 (de) Direktschmieden und -walzen von L12-Aluminiumlegierungen für Panzerungsanwendungen
EP2283952A3 (de) Pulvermetallform
Müller et al. Hydroforging of thick-walled hollow aluminum profiles
CN111992655A (zh) 一种大型内燃机整体曲轴模锻方法

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

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

AX Request for extension of the european patent

Extension state: AL BA ME RS

RTI1 Title (correction)

Free format text: CERACON FORGING OF L1(SUB 2) ALUMINUM ALLOYS

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

AX Request for extension of the european patent

Extension state: AL BA ME RS

RIC1 Information provided on ipc code assigned before grant

Ipc: C22C 1/04 20060101ALI20160701BHEP

Ipc: B22F 3/17 20060101AFI20160701BHEP

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: UNITED TECHNOLOGIES CORPORATION

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

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20170211