Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fabricas de Papel Loreto Y Pena Pobre SA
Original Assignee
Fabricas de Papel Loreto Y Pena Pobre SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US92839Aexternal-prioritypatent/US3178260A/en
Application filed by Fabricas de Papel Loreto Y Pena Pobre SAfiledCriticalFabricas de Papel Loreto Y Pena Pobre SA
Priority to FR995819ApriorityCriticalpatent/FR1416698A/fr
Application grantedgrantedCritical
Publication of FR1416698ApublicationCriticalpatent/FR1416698A/fr
D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
D21C11/00—Regeneration of pulp liquors or effluent waste waters
D21C11/0057—Oxidation of liquors, e.g. in order to reduce the losses of sulfur compounds, followed by evaporation or combustion if the liquor in question is a black liquor
FR995819A1961-03-021964-11-20Procédé et appareil d'oxydation de composés du soufre en solution
ExpiredFR1416698A
(fr)