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:
Jan. 26, 1988
Filed:
Sep. 08, 1986
Applicant:
Inventor:
Kiyoshi Horii, Kamimeguro, Meguro-ku, Tokyo, JP;
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
F16K / ;
U.S. Cl.
CPC ...
137-1 ; 137808 ; 137888 ; 137889 ; 417197 ;
Abstract
A spiral fluid flow is available for conveying, drying or separating pulverulent substances particle substances, slurries or gases. To obtain a high speed stable spiral fluid flow, there is used a device provided with a slit formed between a main conical cylinder connected to a pipe line and a subcylinder connected to the main cylinder on the opposite side remote from the pipe line, and a pressurized fluid is supplied through this slit. The device is also provided with a pressurized fluid supply section.