Nicolae Mihai Arion

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Bucharest, RU

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Patents Grantslast 30 patents

Information Patent Grant
Process for treating and recovering waste water from the fertilizer...
- Patent number 4,002,455
- Issue date Jan 11, 1977
- Institutul de Proiectari Pentru Industria Chimica Anorganica si A Ingrasamint...
- Nicolae Mihai Arion
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Grant
Moving bed ion-exchange apparatus and operating method thereof
- Patent number 3,969,243
- Issue date Jul 13, 1976
- Institutul de Proiectari Tehnologice Pentru Industria Chimica-Iprochim
- Nicolae Mihail Arion
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for the regeneration of ion-exchange resins and application...
- Patent number 3,956,115
- Issue date May 11, 1976
- Institutul de Proiectari Pentru Industria Chimica Anorganica si A Ingrasamint...
- Nicolae Mihai Arion
- C05 - FERTILISERS MANUFACTURE THEREOF