RU2018125846A - Истираемое покрытие переменной плотности - Google Patents

Истираемое покрытие переменной плотности Download PDF

Info

Publication number
RU2018125846A
RU2018125846A RU2018125846A RU2018125846A RU2018125846A RU 2018125846 A RU2018125846 A RU 2018125846A RU 2018125846 A RU2018125846 A RU 2018125846A RU 2018125846 A RU2018125846 A RU 2018125846A RU 2018125846 A RU2018125846 A RU 2018125846A
Authority
RU
Russia
Prior art keywords
substrate
density
paragraphs
precursor material
abradable coating
Prior art date
Application number
RU2018125846A
Other languages
English (en)
Other versions
RU2728166C2 (ru
RU2018125846A3 (ru
Inventor
БИ Филипп Шарль Ален ЛЕ
Жеоффруа ШЕВАЛЬЕ
Ромен ЭФЕР
Клод ЭСТУРН
Жан-Батист МОТТЕН
Серж Жорж Владимир СЕЛЕЗНЁФ
Original Assignee
Сафран Эркрафт Энджинз
Сантр Насьональ Де Ля Решерш Сьентифик
Юниверсите Поль Сабатье - Тулуз Iii
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 Сафран Эркрафт Энджинз, Сантр Насьональ Де Ля Решерш Сьентифик, Юниверсите Поль Сабатье - Тулуз Iii filed Critical Сафран Эркрафт Энджинз
Publication of RU2018125846A publication Critical patent/RU2018125846A/ru
Publication of RU2018125846A3 publication Critical patent/RU2018125846A3/ru
Application granted granted Critical
Publication of RU2728166C2 publication Critical patent/RU2728166C2/ru

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F7/00Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/06Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
    • B22F7/08Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools with one or more parts not made from powder
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10Sintering only
    • B22F3/105Sintering only by using electric current other than for infrared radiant energy, laser radiation or plasma ; by ultrasonic bonding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F7/00Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/06Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C24/00Coating starting from inorganic powder
    • C23C24/08Coating starting from inorganic powder by application of heat or pressure and heat
    • CCHEMISTRY; METALLURGY
    • C23COATING 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
    • C23CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C24/00Coating starting from inorganic powder
    • C23C24/08Coating starting from inorganic powder by application of heat or pressure and heat
    • C23C24/082Coating starting from inorganic powder by application of heat or pressure and heat without intermediate formation of a liquid in the layer
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • F01D11/122Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with erodable or abradable material
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/52Casings; Connections of working fluid for axial pumps
    • F04D29/522Casings; Connections of working fluid for axial pumps especially adapted for elastic fluid pumps
    • F04D29/526Details of the casing section radially opposing blade tips
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/10Sintering only
    • B22F3/105Sintering only by using electric current other than for infrared radiant energy, laser radiation or plasma ; by ultrasonic bonding
    • B22F2003/1051Sintering only by using electric current other than for infrared radiant energy, laser radiation or plasma ; by ultrasonic bonding by electric discharge
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10Processes characterised by the sequence of their steps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2220/00Application
    • F05D2220/30Application in turbines
    • F05D2220/32Application in turbines in gas turbines
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2230/00Manufacture
    • F05D2230/10Manufacture by removing material
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2230/00Manufacture
    • F05D2230/20Manufacture essentially without removing material
    • F05D2230/22Manufacture essentially without removing material by sintering
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2230/00Manufacture
    • F05D2230/30Manufacture with deposition of material
    • F05D2230/31Layer deposition
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2230/00Manufacture
    • F05D2230/90Coating; Surface treatment
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00Components
    • F05D2240/10Stators
    • F05D2240/11Shroud seal segments
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00Materials; Properties thereof
    • F05D2300/50Intrinsic material properties or characteristics
    • F05D2300/514Porosity
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00Aeronautics or air transport
    • Y02T50/60Efficient propulsion technologies, e.g. for aircraft

Claims (17)

1. Способ получения истираемого покрытия с переменной плотностью, включающий в себя следующие этапы, на которых:
- берут подложку (32), содержащую первый участок (33), поверхность (33s) которого располагается на первом уровне (А), и второй участок (34), поверхность (34s) которого располагается на втором уровне (В), отличающемся от первого уровня,
- наносят материал-предшественник (35) на первый и второй участки (33, 34) подложки (32),
- сжимают материал-предшественник (35) между подложкой (32) и опорной поверхностью (42), и
- спекают сжатый материал-предшественник (35) для получения истираемого покрытия (36), содержащего первую часть (36а), расположенную напротив первого участка (33) подложки (32) и обладающую первой плотностью, и вторую часть (36b), расположенную напротив второго участка (34) подложки (32) и обладающую второй плотностью, отличающейся от первой плотности.
2. Способ по п. 1, согласно которому второй участок (34) подложки (32) получают путём изготовления, по меньшей мере, одной канавки (31) в заготовке (30) подложки.
3. Способ по п. 1 или 2, согласно которому опорная поверхность (42) является сплошной и прямолинейной, по меньшей мере, в направлении, поперечном относительно первого и второго участков (33, 34) подложки (32).
4. Способ по любому из пп. 1 – 3, согласно которому первая часть (36а) истираемого покрытия (36) имеет конечный коэффициент пористости менее 15%, предпочтительно менее 5%.
5. Способ по любому из пп. 1 – 4, согласно которому вторая часть (36b) истираемого покрытия (36) имеет конечный коэффициент пористости более 20%, предпочтительно более 30%.
6. Способ по любому из пп. 1 – 5, дополнительно включающий в себя, перед этапом нанесения материала-предшественника на первый и второй участки подложки, этап формирования на втором участке подложки (132) пяточного слоя (137) посредством спекания, конечный коэффициент пористости которого составляет менее 15 %.
7. Способ по любому из пп. 1 – 6, дополнительно включающий в себя проводимый после спекания материала-предшественника этап формирования, по меньшей мере, на части истираемого покрытия (236) поверхностного слоя (238) посредством спекания, конечный коэффициент пористости которого составляет менее 15%.
8. Способ по любому из пп. 1 – 7, согласно которому подложкой является сектор кольца (11).
9. Способ по любому из пп. 1 – 8, согласно которому подложка (32) содержит продольный канал (31), окаймлённый двумя продольными выступами (33), причём выступы (33) являются составной частью первого участка подложки, а дно канала (31) является составной частью второго участка подложки.
10. Истираемая дорожка переменной плотности, содержащая первую часть (36а) из спечённого материала первой плотности и
вторую часть (36b), смежную с первой частью (36а) и расположенную на одном уровне с ней, выполненную из спечённого материала, обладающего второй плотностью, отличающейся от первой плотности.
11. Кольцо турбины или компрессора, содержащее истираемую дорожку (20) по п. 10.
12. Газотурбинный двигатель, содержащий истираемую дорожку (20) по п. 10 или кольцо турбины (10) или компрессора по п. 11.
RU2018125846A 2015-12-14 2016-12-13 Истираемое покрытие переменной плотности RU2728166C2 (ru)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR1562318 2015-12-14
FR1562318A FR3044945B1 (fr) 2015-12-14 2015-12-14 Revetement abradable a densite variable
PCT/FR2016/053358 WO2017103420A1 (fr) 2015-12-14 2016-12-13 Revetement abradable a densite variable.

Publications (3)

Publication Number Publication Date
RU2018125846A true RU2018125846A (ru) 2020-01-20
RU2018125846A3 RU2018125846A3 (ru) 2020-03-02
RU2728166C2 RU2728166C2 (ru) 2020-07-28

Family

ID=55542847

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2018125846A RU2728166C2 (ru) 2015-12-14 2016-12-13 Истираемое покрытие переменной плотности

Country Status (9)

Country Link
US (1) US10870152B2 (ru)
EP (1) EP3389904B1 (ru)
JP (1) JP7078542B2 (ru)
CN (1) CN108367360B (ru)
BR (1) BR112018011889B1 (ru)
CA (1) CA3008316C (ru)
FR (1) FR3044945B1 (ru)
RU (1) RU2728166C2 (ru)
WO (1) WO2017103420A1 (ru)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6607580B2 (ja) * 2015-02-27 2019-11-20 三菱重工エンジン&ターボチャージャ株式会社 過給機の製造方法
FR3044946B1 (fr) 2015-12-14 2018-01-12 Safran Aircraft Engines Revetement abradable a densite variable
DE102016004548A1 (de) * 2016-04-13 2017-10-19 Forschungszentrum Jülich GmbH Verfahren zur Herstellung von metallischen oder keramischen Bauteilen sowie Bauteile
FR3082765B1 (fr) 2018-06-25 2021-04-30 Safran Aircraft Engines Procede de fabrication d'une couche abradable
US11313243B2 (en) * 2018-07-12 2022-04-26 Rolls-Royce North American Technologies, Inc. Non-continuous abradable coatings
FR3100048B1 (fr) * 2019-08-23 2023-02-24 Safran Ceram Anneau de turbine en CMC avec revêtement de protection à épaisseur variable et procédé de fabrication d’un tel anneau
EP3822004A1 (en) 2019-11-14 2021-05-19 Rolls-Royce Corporation Fused filament fabrication of abradable coatings
US11215070B2 (en) * 2019-12-13 2022-01-04 Pratt & Whitney Canada Corp. Dual density abradable panels
RU2761813C1 (ru) * 2021-03-11 2021-12-13 Федеральное государственное бюджетное учреждение науки Институт гидродинамики им. М.А. Лаврентьева Сибирского отделения Российской академии наук (ИГиЛ СО РАН) Аддитивный способ получения габаритных изделий из токопроводящей керамики методом искрового плазменного спекания
FR3123236B1 (fr) 2021-05-25 2023-10-27 Safran Aircraft Engines Procédé de fabrication d’une couche abradable.
US11661855B2 (en) * 2021-10-25 2023-05-30 Raytheon Technologies Corporation Low density hybrid knife seal
FR3139488A1 (fr) 2022-09-13 2024-03-15 Safran Aircraft Engines Procédé de fabrication d’un revêtement abradable, revêtement abradable et pièce revêtue

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4923985B1 (ru) * 1970-11-27 1974-06-19
SU977111A1 (ru) * 1981-06-25 1982-11-30 Предприятие П/Я А-1450 Способ изготовлени изделий сложной формы из металлического порошка
SU997111A1 (ru) 1981-08-06 1983-02-15 Предприятие П/Я В-8769 Способ намотки провода на многогранный каркас
US4914794A (en) * 1986-08-07 1990-04-10 Allied-Signal Inc. Method of making an abradable strain-tolerant ceramic coated turbine shroud
JPS6392842A (ja) * 1986-10-07 1988-04-23 Toyota Motor Corp 焼結摩擦材
US5236151A (en) * 1991-12-23 1993-08-17 General Electric Company Thermal barrier structure
JP3360417B2 (ja) * 1994-05-30 2002-12-24 石川島播磨重工業株式会社 タービンケーシング構造
JP4166977B2 (ja) 2001-12-17 2008-10-15 三菱重工業株式会社 耐高温腐食合金材、遮熱コーティング材、タービン部材、及びガスタービン
RU2320776C2 (ru) * 2002-10-09 2008-03-27 Исикавадзима-Харима Хэви Индастриз Ко.,Лтд. Вращающийся элемент и способ нанесения покрытия на него
US8079806B2 (en) 2007-11-28 2011-12-20 United Technologies Corporation Segmented ceramic layer for member of gas turbine engine
JP2009256759A (ja) 2008-04-21 2009-11-05 Fujifilm Corp 遮熱コーティング構造及び遮熱コーティング製造方法
FR2930590B1 (fr) 2008-04-23 2013-05-31 Snecma Carter de turbomachine comportant un dispositif empechant une instabilite lors d'un contact entre le carter et le rotor
EP2317079B1 (en) 2009-10-30 2020-05-20 Ansaldo Energia Switzerland AG Abradable coating system
US20120107103A1 (en) 2010-09-28 2012-05-03 Yoshitaka Kojima Gas turbine shroud with ceramic abradable layer
FR2972379B1 (fr) * 2011-03-07 2014-01-17 Snecma Procede de rechargement local de piece thermomecanique endommagee et piece ainsi realisee, en particulier piece de turbine
US8999226B2 (en) 2011-08-30 2015-04-07 Siemens Energy, Inc. Method of forming a thermal barrier coating system with engineered surface roughness
US9034479B2 (en) 2011-10-13 2015-05-19 General Electric Company Thermal barrier coating systems and processes therefor
US9186866B2 (en) 2012-01-10 2015-11-17 Siemens Aktiengesellschaft Powder-based material system with stable porosity
US10215033B2 (en) 2012-04-18 2019-02-26 General Electric Company Stator seal for turbine rub avoidance
FR2996475B1 (fr) * 2012-10-05 2014-12-19 Snecma Procede pour l'integration de materiau abradable dans un logement par projection a froid
FR2996474B1 (fr) * 2012-10-05 2014-12-12 Snecma Procede pour l'integration de materiau abradable dans un logement par compression isostatique
US9102015B2 (en) * 2013-03-14 2015-08-11 Siemens Energy, Inc Method and apparatus for fabrication and repair of thermal barriers
US9151175B2 (en) 2014-02-25 2015-10-06 Siemens Aktiengesellschaft Turbine abradable layer with progressive wear zone multi level ridge arrays
US10309243B2 (en) 2014-05-23 2019-06-04 United Technologies Corporation Grooved blade outer air seals
US20150354392A1 (en) * 2014-06-10 2015-12-10 General Electric Company Abradable coatings
CN104451519B (zh) 2014-11-26 2017-01-18 华东理工大学 一种多层热障涂层及其形成方法
US10273192B2 (en) 2015-02-17 2019-04-30 Rolls-Royce Corporation Patterned abradable coating and methods for the manufacture thereof
US20160305319A1 (en) 2015-04-17 2016-10-20 General Electric Company Variable coating porosity to influence shroud and rotor durability

Also Published As

Publication number Publication date
JP2019505688A (ja) 2019-02-28
WO2017103420A1 (fr) 2017-06-22
RU2728166C2 (ru) 2020-07-28
RU2018125846A3 (ru) 2020-03-02
CN108367360B (zh) 2021-02-23
CA3008316C (fr) 2023-08-15
FR3044945B1 (fr) 2018-01-12
EP3389904B1 (fr) 2022-04-20
BR112018011889B1 (pt) 2022-03-08
CA3008316A1 (fr) 2017-06-22
US10870152B2 (en) 2020-12-22
CN108367360A (zh) 2018-08-03
BR112018011889A2 (pt) 2018-11-27
FR3044945A1 (fr) 2017-06-16
US20180361480A1 (en) 2018-12-20
EP3389904A1 (fr) 2018-10-24
JP7078542B2 (ja) 2022-05-31

Similar Documents

Publication Publication Date Title
RU2018125846A (ru) Истираемое покрытие переменной плотности
RU2016139110A (ru) Сектор статора для газотурбинного двигателя и способ его изготовления
EP2487330A3 (en) Components with cooling channels and methods of manufacture
GB2574319B (en) Vane comprising a structure made of composite material and method for manufacturing the same
MX2019000386A (es) Metodos para producir materiales fúngicos y objetos producidos de los mismos.
MX2015016107A (es) Metodo para la manufactura de membranas de filtracion mediante tecnica aditiva y membranas resultantes.
MY181116A (en) Wafer producing method
RU2016122491A (ru) Композиция заготовок стрипсов для аддитивного производства и способы изготовления вышеуказанного
WO2016069239A3 (en) Repellent coatings comprising sintered particles and lubricant, articles & method
ES2354054T8 (es) Elemento de ventilación de cierre automático y procedimiento para su fabricación.
WO2011095813A3 (en) Prosthesis
ITCO20120059A1 (it) Metodi per produrre pale cave sagomate in 3d di turbomacchine mediante produzione additiva, pale cave di turbomacchina e turbomacchine
EA201591009A1 (ru) Основа, снабженная многослойной системой с частично металлическими слоями, а также остекление и способ
RU2015135479A (ru) Кольцо подшипника, электроизолирующее покрытие и способ нанесения электроизолирующего покрытия
FR2957280B1 (fr) Procede de fabrication d'un complexe metallique
BR112015012278A2 (pt) método de fabricar uma peça
EP2995995A3 (en) Pattern structure and method of manufacturing the pattern structure
RU2016143520A (ru) Способ изготовления компонента турбомашины, компонент турбомашины и турбомашина
GB201208186D0 (en) An antenna and a method of manufacture thereof
IL278226A (en) Nahirani diamond material and methods of its production
WO2016071233A3 (en) Electronic sandwich structure with two parts joined together by means of a sintering layer with alternating regions of higher and lower density and corresponding manufacturing method
RU2015116817A (ru) Протекторный браслет зимней шины с трехмерными прорезями
US10688562B2 (en) Laser sintering method for manufacturing a tread molding element
JP2014159612A5 (ru)
WO2012048692A3 (de) Wendeschneidplatte und verfahren zu deren herstellung