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Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Inventia se refer[ la un procedeu de purificare a 2,4-2,4-dihidroxi-benzofenona bruta se supune unui proces de sublimare din topitura, realizat în conditii de presiune atmosferica normala sau redusa, temperatura de vaporizare de 144....230 degree C, temperatura de desublimare a vaporilor de 20...110 degree C si debit de 50.....1000 1/h.
RO81105228A1981-09-031981-09-03Procedeu de purificare a2,4-dihidroxi-benzofenonei
RO82729A2
(ro)
Procedimento per il recupero di olio grezzo o di prodotti di raffineria da olio grezzo sedimentato, addensato fangoso fino a compatto, come pure dispositivoper l'attuazione del procedimento.
Verfahren zur reinigung eines gemisches von wasser mit c1-c2-alkoholen das von der industriellen herstellung von ethanol stammt, mit hilfe eines extraktionsmittels.