The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 25, 1998
Filed:
Jun. 06, 1995
Applicant:
Inventors:
Stefan Zikeli, Regau, AT;
Ernst Rauch, Schorfling, AT;
Hermann Koberger, Zipf, AT;
Friedrich Ecker, Timelkam, AT;
Hartmut Ruf, Vocklabruck, AT;
Raimund Jurkovic, Lenzing, AT;
Franz Schwenninger, Lenzing, AT;
Assignee:
Lenzing Aktiengesellschaft, , AT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01F / ;
U.S. Cl.
CPC ...
425 722 ; 4253782 ; 4253822 ; 425464 ;
Abstract
Apparatus for the preparation of cellulose fibers from a solution of cellulose in a tertiary amine oxide includes a spinneret having a multiplicity of spinning holes arranged essentially in a ring-shape. An inlet for cooling gas is positioned in the center of the ring-shape arrangement of the spinning holes and immediately downstream of the spinning holes. The inlet comprises a tube having a baffle plate at one end.