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:
Jul. 01, 1986
Filed:
Mar. 04, 1985
Applicant:
Inventor:
Edward H Trappler, Parkland, PA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F26B / ; F26B / ; F26B / ;
U.S. Cl.
CPC ...
34-5 ; 34 36 ; 34 92 ;
Abstract
A vacuum-chamber, batch-process, freeze dryer system, of the type usable for pharmaceutical, diagnostic and chemical processing applications, incorporates extensive regulation of a carrier gas injected in minute quantities into an evacuated vacuum chamber and a distribution system which regulates a more even flow over each of a plurality of material holding containers held within the evacuated vacuum chamber of the carrier gas.