Rubens Alves Freire

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Belo Horizonte, BR

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Patents Applicationslast 30 patents

Information Patent Application
Refractory casting nozzle for a changing device arranged at the out...
- Publication number 20230027735
- Publication date Jan 26, 2023
- Refractory Intellectual Property GmbH & Co. KG
- Rubens Alves Freire
- B22 - CASTING POWDER METALLURGY
Information Patent Application
LANCE FOR TOP INJECTION IN METALLURGICAL VESSELS AND METHOD FOR THE...
- Publication number 20150315664
- Publication date Nov 5, 2015
- MAGNESITA REFRATARIOS S/A
- Rubens Alves Freire
- C21 - METALLURGY OF IRON
Information Patent Application
COOLED LANCE FOR INJECTING INTO A METALLURGICAL VESSEL
- Publication number 20140291902
- Publication date Oct 2, 2014
- MAGNESITA REFRATARIOS S/A
- Rubens Alves Freire
- C21 - METALLURGY OF IRON