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:
Nov. 03, 1981
Filed:
Nov. 27, 1979
Applicant:
Inventors:
Vincenzo Lagana', Milan, IT;
Riccardo Pasero, Milan, IT;
Assignee:
Snamprogetti S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65B / ;
U.S. Cl.
CPC ...
141392 ; 141 86 ; 118501 ; 165D / ;
Abstract
This invention relates to an apparatus for distributing liquid in the form of film within vertical tubes. The apparatus is constituted by a solid cylindrical member inserted as a plug into each tube at the upper end thereof. Said member is provided with an upper ledge, a lower cavity forming a circular rim at its base, and helical outer grooves extending also in the ledge and having a depth less than the thickness of said rim.