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Application filed by Alexandru LucaciufiledCriticalAlexandru Lucaciu
Priority to RO111134ApriorityCriticalpatent/RO86214B1/ro
Publication of RO86214A2publicationCriticalpatent/RO86214A2/ro
Publication of RO86214B1publicationCriticalpatent/RO86214B1/ro
Procedeul de purificare a solutiei de 0,0-dimetil-S-(1,2-dicarbetoxietil)-ditiofosfatul tehnic, conform inventiei se caracterizeaza prin aceea ca aceasta solutie se trateaza cu metilamina gazoasa pana la un pH de 5,5....6,0 si la temperatura de 40....45 degree C dupa care se supune decantarii timp de 2 h apoi se separa stratul superior, care constituie solutia purificata, si aceasta se supune unei noi decantari timp de 14 h.
RO111134A1983-06-011983-06-01Procedeu de purificare a solutiei de 0,0-dimetil-s-(1,2-dicarbetox-etil)-ditiofosfat tehnic
RO86214B1
(ro)
Verfahren zur rueckgewinnung von rohoel oder raffinerieprodukten aus zu schlammigem verdicktem bis kompaktem, sedimentiertem rohoel oder raffinerieprodukten, sowie vorrichtung zur durchfuehrung des verfahrens.