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CONTACT PHASES GAZ-LIQUIDE CONTRE-COURANT [1 record]
Record 1 - internal organization data 1981-01-29
Record 1, English
Record 1, Subject field(s)
- Chemistry
- Petroleum Distillation
Record 1, Main entry term, English
- counter-current gas-liquid contact 1, record 1, English, counter%2Dcurrent%20gas%2Dliquid%20contact
Record 1, Abbreviations, English
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 CONT
In practice, heavy extraction is achieved by counter-current gas-liquid contact in a multi-stage arrangement of equipment which permits deuterium to be transferred in a cold system from gas to liquid, and in a hot system from liquid to gas. The hydrogen sulfide acts as a carrier to exchange and concentrate deuterium. 1, record 1, English, - counter%2Dcurrent%20gas%2Dliquid%20contact
Record 1, French
Record 1, Domaine(s)
- Chimie
- Distillation du pétrole
Record 1, Main entry term, French
- contact des phases gaz-liquide à contre-courant 1, record 1, French, contact%20des%20phases%20gaz%2Dliquide%20%C3%A0%20contre%2Dcourant
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 OBS
Colonne de distillation. Définitions générales. - Toute colonne de distillation constitue un système physique de séparation, continu et progressif, par transfert de matière entre deux phases, liquide et vapeur, travaillant à contre-courant. L'énergie nécessaire pour provoquer la résolution du mélange en ses constituants au degré de pureté désiré, est fournie sous forme de chaleur véhiculée par les phases en présence. Deux sources de chaleur de potentiels différents, situées aux extrémités de la colonne, assurent le transfert de l'énergie : à la base, le bouilleur fournit les calories qui sont absorbées en tête de colonne au moyen d'un condenseur. Les échanges de matière se font sur des étages de mise en contact, appelés plateaux, répartis régulièrement le long de la colonne. 1, record 1, French, - contact%20des%20phases%20gaz%2Dliquide%20%C3%A0%20contre%2Dcourant
Record 1, Spanish
Record 1, Textual support, Spanish
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