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.)
Filmfabrik Wolfen VEB
Original Assignee
Filmfabrik Wolfen VEB
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
Application filed by Filmfabrik Wolfen VEBfiledCriticalFilmfabrik Wolfen VEB
Priority to FR898911ApriorityCriticalpatent/FR1326775A/fr
Application grantedgrantedCritical
Publication of FR1326775ApublicationCriticalpatent/FR1326775A/fr
B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01D—SEPARATION
B01D39/00—Filtering material for liquid or gaseous fluids
B01D39/14—Other self-supporting filtering material ; Other filtering material
B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
B01D39/18—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being cellulose or derivatives thereof
Landscapes
Chemical & Material Sciences
(AREA)
Chemical Kinetics & Catalysis
(AREA)
FR898911A1962-05-281962-05-28Procédé pour la fabrication de plaques filtrantes
ExpiredFR1326775A
(fr)