Wolfgang Fellner

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Patents Grantslast 30 patents

Information Patent Grant
Submerged nozzle with rotatable insert
- Patent number 12,017,273
- Issue date Jun 25, 2024
- Refractory Intellectual Property GmbH & Co. KG
- Christoph Bauer
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Stopper rod and a method for providing a uniform gas curtain around...
- Patent number 12,005,494
- Issue date Jun 11, 2024
- Refractory Intellectual Property GmbH & Co. KG
- Gernot Hackl
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
SUBMERGED NOZZLE WITH ROTATABLE INSERT
- Publication number 20230136922
- Publication date May 4, 2023
- Refractory Intellectual Property GmbH & Co. KG
- Christoph BAUER
- B22 - CASTING POWDER METALLURGY
Information Patent Application
A STOPPER ROD AND A METHOD FOR PROVIDING A UNIFORM GAS CURTAIN AROU...
- Publication number 20220176446
- Publication date Jun 9, 2022
- Refractory Intellectual Property GmbH & Co. KG
- Gernot Hackl
- B22 - CASTING POWDER METALLURGY