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. 12, 1991
Filed:
Mar. 13, 1990
Applicant:
Inventor:
Antonius C Boersen, Hillegom, NL;
Assignee:
Stork Friesland B.V., , NL;
Primary Examiner:
Int. Cl.
CPC ...
B05B / ; B05D / ; B29B / ;
U.S. Cl.
CPC ...
159-408 ; 2331 / ; 118303 ; 159 481 ; 264 37 ; 264117 ; 427212 ; 427213 ;
Abstract
Described is a device for obtaining a foam spray-dried product of predetermined bulk density. Thereto a nozzle for spraying a foaming gas comprising liquid is surrounded by a tube for supplying a gas which comprises dry particulate material to the jet of nozzle. Means are present to accurately control the ratio of solids in the liquid to be sprayed and the dry particulate material. The method described that the dry particulate material is made to collide with the jet from the nozzle and that the speed of the gas transporting said dry material is lower than 20 m/sec and preferably from 6 to 12 m/sec.