Roger Maddalena

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Pittsburgh, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Refractory compositions and in situ anti-oxidation barrier layers
- Patent number 11,746,053
- Issue date Sep 5, 2023
- VESUVIUS USA CORPORATION
- Beda Mohanty
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Metallurgical vessel lining with enclosed metal layer
- Patent number 10,989,473
- Issue date Apr 27, 2021
- Vesuvius U S A Corporation
- Dominique Janssen
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Metallurgical vessel lining with configured perforation structure
- Patent number 10,507,523
- Issue date Dec 17, 2019
- VESUVIUS USA CORPORATION
- Dominique Janssen
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
REFRACTORY COMPOSITIONS AND IN SITU ANTI-OXIDATION BARRIER LAYERS
- Publication number 20210002176
- Publication date Jan 7, 2021
- VESUVIUS USA CORPORATION
- Beda Mohanty
- B22 - CASTING POWDER METALLURGY
Information Patent Application
METALLURGICAL VESSEL LINING WITH ENCLOSED METAL LAYER
- Publication number 20190212059
- Publication date Jul 11, 2019
- VESUVIUS USA CORPORATION
- Dominic Janssen (deceased)
- B22 - CASTING POWDER METALLURGY
Information Patent Application
METALLURGICAL VESSEL LINING WITH CONFIGURED PERFORATION STRUCTURE
- Publication number 20180078999
- Publication date Mar 22, 2018
- Vesuvius Crucible Company
- Dominique Janssen
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES