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:
May. 23, 1995
Filed:
Feb. 02, 1993
Applicant:
Inventors:
Assignee:
Kabushiki Kaisha Hayashibara Seibutsu Kagaku Kenkyujo, Okayama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N / ; G01N / ; B01D / ; C04B / ;
U.S. Cl.
CPC ...
2524081 ; 210505 ; 241-4 ; 264D / ; 428369 ; 428401 ; 501 95 ;
Abstract
A method for making a filter aid for tangled short-length ceramic fibers having a bulk density in the range of about 0.02-0.18 g/cm.sup.3 includes cutting long ceramic fibers in water, dehydrating, forming small masses, and then heating to provide constant weight masses.
Quick Actions:
Akiba, Masanori. (1995). Method for preparing filter aid for analytical use (U.S. Patent No. 5417889). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5417889
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