WO2025149186 - TWO-LAYER COATING SYSTEM, CERAMIC POWDER AND A LAYER
National phase entry is expected:
Publication Number
WO/2025/149186
Publication Date
17.07.2025
International Application No.
PCT/EP2024/073537
International Filing Date
22.08.2024
Title **
[English]
TWO-LAYER COATING SYSTEM, CERAMIC POWDER AND A LAYER
[French]
SYSTÈME DE REVÊTEMENT BICOUCHE, POUDRE CÉRAMIQUE ET COUCHE
Applicants **
SIEMENS ENERGY GLOBAL GMBH & CO. KG
Inventors
FLORES RENTERIA, Arturo
WITZ, Gregoire
ZOIS, Dimitrios
VAIDYA, Anirudha
SHARMA, Atin
HITCHMAN, Neil
Priority Data
63/619,824
11.01.2024
US
Application details
| Total Number of Claims/PCT | * |
| Number of Independent Claims | * |
| Number of Priorities | * |
| Number of Multi-Dependent Claims | * |
| Number of Drawings | * |
| Pages for Publication | * |
| Number of Pages with Drawings | * |
| Pages of Specification | * |
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| Number of Office Actions | * |
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International Searching Authority |
EPO
* |
| Recordal of a Change of the Applicant's Name/Address |
Change of Applicant's Name and Address
* |
| Type of Assignment |
The Standard Agent's Assignment
* |
| Applicant's Legal Status |
Legal Entity
* |
| * | |
| * | |
| * | |
| * | |
| * | |
| Entry into National Phase under |
Chapter I
* |
| Patent Delivery |
Send the Letters Patent by Courier
* |
| Translation |
|
* The data is based on automatic recognition. Please verify and amend if necessary.
** IP-Coster compiles data from publicly available sources. If this data includes your personal information, you can contact us to request its removal.
Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing, Examination, Granting | 1967 | |
| EPO | Filing, Examination, Granting | 8113 | |
| Japan | Filing, Examination, Granting | 2091 | |
| South Korea | Filing, Examination, Granting | 1945 | |
| USA | Filing, Examination, Granting | 9540 |

Total:
23,656
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Abstract[English]
The invention relates to a coating system (1), comprising at least a metallic substrate (4), optionally a metallic bond coat layer (7) on the substrate (4), and a ceramic sub-layer (10) of tetragonal zirconia, comprising 3.5 wt% to 8.0 wt% yttrium oxide and 6.0 wt% to 8.0 wt% ytterbium oxide, and a ceramic top layer (13) of cubic zirconia on the ceramic sublayer (10).[French]
L'invention concerne un système de revêtement (1), comprenant au moins un substrat métallique (4), éventuellement une couche de liaison métallique (7) sur le substrat (4), et une sous-couche céramique (10) de zircone tétragonale, comprenant de 3,5 % en poids à 8,0 % en poids d'oxyde d'yttrium et de 6,0 % en poids à 8,0 % en poids d'oxyde d'ytterbium, et une couche supérieure céramique (13) de zircone cubique sur la sous-couche céramique (10).