EP2461922A4 - Korrosionsfestigkeit für ein laugungsverfahren - Google Patents

Korrosionsfestigkeit für ein laugungsverfahren

Info

Publication number
EP2461922A4
EP2461922A4 EP10808599.4A EP10808599A EP2461922A4 EP 2461922 A4 EP2461922 A4 EP 2461922A4 EP 10808599 A EP10808599 A EP 10808599A EP 2461922 A4 EP2461922 A4 EP 2461922A4
Authority
EP
European Patent Office
Prior art keywords
corrosion resistance
leaching process
leaching
corrosion
resistance
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Withdrawn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
EP10808599.4A
Other languages
English (en)
French (fr)
Other versions
EP2461922A1 (de
Inventor
Max Eric Schlienger
Michael Christopher Maguire
Michael Dean Maguire
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.)
Rolls Royce Corp
Original Assignee
Rolls Royce 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 Rolls Royce Corp filed Critical Rolls Royce Corp
Publication of EP2461922A1 publication Critical patent/EP2461922A1/de
Publication of EP2461922A4 publication Critical patent/EP2461922A4/de
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D29/00—Removing castings from moulds, not restricted to casting processes covered by a single main group; Removing cores; Handling ingots
    • B22D29/001—Removing cores
    • B22D29/002—Removing cores by leaching, washing or dissolving
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection
    • C23F13/005—Anodic protection
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection
    • C23F13/02—Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
    • C23F13/06—Constructional parts, or assemblies of cathodic-protection apparatus
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F2213/00—Aspects of inhibiting corrosion of metals by anodic or cathodic protection
    • C23F2213/30—Anodic or cathodic protection specially adapted for a specific object

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Prevention Of Electric Corrosion (AREA)
EP10808599.4A 2009-08-09 2010-08-09 Korrosionsfestigkeit für ein laugungsverfahren Withdrawn EP2461922A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US23245409P 2009-08-09 2009-08-09
PCT/US2010/044917 WO2011019667A1 (en) 2009-08-09 2010-08-09 Corrosion resistance for a leaching process

Publications (2)

Publication Number Publication Date
EP2461922A1 EP2461922A1 (de) 2012-06-13
EP2461922A4 true EP2461922A4 (de) 2014-04-16

Family

ID=43586418

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10808599.4A Withdrawn EP2461922A4 (de) 2009-08-09 2010-08-09 Korrosionsfestigkeit für ein laugungsverfahren

Country Status (3)

Country Link
US (1) US20110048665A1 (de)
EP (1) EP2461922A4 (de)
WO (1) WO2011019667A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8828214B2 (en) 2010-12-30 2014-09-09 Rolls-Royce Corporation System, method, and apparatus for leaching cast components
US9579714B1 (en) 2015-12-17 2017-02-28 General Electric Company Method and assembly for forming components having internal passages using a lattice structure
US10099276B2 (en) 2015-12-17 2018-10-16 General Electric Company Method and assembly for forming components having an internal passage defined therein
US10150158B2 (en) 2015-12-17 2018-12-11 General Electric Company Method and assembly for forming components having internal passages using a jacketed core
US9987677B2 (en) 2015-12-17 2018-06-05 General Electric Company Method and assembly for forming components having internal passages using a jacketed core
US10099284B2 (en) 2015-12-17 2018-10-16 General Electric Company Method and assembly for forming components having a catalyzed internal passage defined therein
US10099283B2 (en) 2015-12-17 2018-10-16 General Electric Company Method and assembly for forming components having an internal passage defined therein
US10046389B2 (en) 2015-12-17 2018-08-14 General Electric Company Method and assembly for forming components having internal passages using a jacketed core
US10118217B2 (en) 2015-12-17 2018-11-06 General Electric Company Method and assembly for forming components having internal passages using a jacketed core
US9968991B2 (en) 2015-12-17 2018-05-15 General Electric Company Method and assembly for forming components having internal passages using a lattice structure
US10137499B2 (en) 2015-12-17 2018-11-27 General Electric Company Method and assembly for forming components having an internal passage defined therein
US10286450B2 (en) 2016-04-27 2019-05-14 General Electric Company Method and assembly for forming components using a jacketed core
US10335853B2 (en) 2016-04-27 2019-07-02 General Electric Company Method and assembly for forming components using a jacketed core
CN106018306B (zh) * 2016-08-01 2018-11-13 中国人民解放军军械工程学院 一种氧气吸收率测量装置及测量方法
US11230503B2 (en) 2017-06-27 2022-01-25 General Electric Company Resin for production of porous ceramic stereolithography and methods of its use
CN108057849A (zh) * 2017-11-06 2018-05-22 江苏大学 一种航空用空心叶片中陶瓷型芯的脱除方法及设备
CN107866550A (zh) * 2017-12-21 2018-04-03 西安欧中材料科技有限公司 一种航空发动机空心叶片的陶瓷型芯脱除方法
US11370021B2 (en) 2019-11-22 2022-06-28 Raytheon Technologies Corporation Systems, formulations, and methods for removal of ceramic cores from turbine blades after casting

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3563711A (en) * 1968-07-18 1971-02-16 Trw Inc Process for removal of siliceous cores from castings
WO2006092615A1 (en) * 2005-03-03 2006-09-08 Cambridge Enterprise Limited Electrochemical method and apparatus for removing oxygen from a compound or metal
US20080087139A1 (en) * 2006-10-16 2008-04-17 Spachner Sheldon A Process for recovering titanium
US20080190777A1 (en) * 2004-09-09 2008-08-14 British Titanium Plc. Electro-Deoxidation Method, Apparatus and Product

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3030286A (en) * 1958-11-21 1962-04-17 Titanium Metals Corp Descaling titanium and titanium base alloy articles
US3843497A (en) * 1969-06-17 1974-10-22 United Aircraft Corp Electrolytic production of boron
US5679270A (en) * 1994-10-24 1997-10-21 Howmet Research Corporation Method for removing ceramic material from castings using caustic medium with oxygen getter
US6203691B1 (en) * 1998-09-18 2001-03-20 Hoffman Industries International, Ltd. Electrolytic cleaning of conductive bodies
US6264823B1 (en) * 1998-09-18 2001-07-24 Hoffman Industries International, Ltd. Non-caustic cleaning of conductive and non-conductive bodies
US20020157964A1 (en) * 2001-04-25 2002-10-31 Hoffman Industries International, Ltd. System and method for electrolytic cleaning
US6739380B2 (en) * 2002-04-11 2004-05-25 Rolls-Royce Corporation Method and apparatus for removing ceramic material from cast components
US20050087321A1 (en) * 2003-10-28 2005-04-28 Thomas Hathaway Apparatus for cleaning metal parts
US20050087323A1 (en) * 2003-10-28 2005-04-28 Thomas Hathaway Foundry casting material composition

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3563711A (en) * 1968-07-18 1971-02-16 Trw Inc Process for removal of siliceous cores from castings
US20080190777A1 (en) * 2004-09-09 2008-08-14 British Titanium Plc. Electro-Deoxidation Method, Apparatus and Product
WO2006092615A1 (en) * 2005-03-03 2006-09-08 Cambridge Enterprise Limited Electrochemical method and apparatus for removing oxygen from a compound or metal
US20080087139A1 (en) * 2006-10-16 2008-04-17 Spachner Sheldon A Process for recovering titanium

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2011019667A1 *

Also Published As

Publication number Publication date
US20110048665A1 (en) 2011-03-03
WO2011019667A1 (en) 2011-02-17
EP2461922A1 (de) 2012-06-13

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Legal Events

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

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Effective date: 20120308

AK Designated contracting states

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Designated state(s): AL 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

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20140317

RIC1 Information provided on ipc code assigned before grant

Ipc: B22C 1/00 20060101AFI20140311BHEP

Ipc: B22C 9/10 20060101ALI20140311BHEP

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

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Effective date: 20141014