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.)
Celanese Corp
Original Assignee
Celanese Corp
Celanese Corp of America
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 US263855Aexternal-prioritypatent/US3329543A/en
Application filed by Celanese Corp, Celanese Corp of AmericafiledCriticalCelanese Corp
Priority to FR966518ApriorityCriticalpatent/FR1390541A/fr
Application grantedgrantedCritical
Publication of FR1390541ApublicationCriticalpatent/FR1390541A/fr
D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
D02J1/00—Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers
A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
A24D3/02—Manufacture of tobacco smoke filters
A24D3/0204—Preliminary operations before the filter rod forming process, e.g. crimping, blooming
Landscapes
Engineering & Computer Science
(AREA)
Textile Engineering
(AREA)
FR966518A1963-03-081964-03-06Procédé et appareil de traitement d'une matière filamenteuse et produit ainsi obtenu
ExpiredFR1390541A
(fr)