Arpad E. Torma

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Socorro, NM, US

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Patents Grantslast 30 patents

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Processes for the recovery of alumina from fly ash and production o...
- Patent number 4,242,313
- Issue date Dec 30, 1980
- Extraction Research & Development, Inc.
- Arpad E. Torma
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES