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:
Sep. 30, 1997
Filed:
Mar. 04, 1996
Keitaro Aoyagi, Kawasaki, JP;
Sadao Niibe, Chiba, JP;
Toshitomi Umegae, Sakura, JP;
Hideo Iwai, Oumihachiman, JP;
Yoshitugu Oshima, Tokyo, JP;
The Zenitaka Corporation, Osaka-fu, JP;
Sekisui Kagaku Kogyo K.K., Osaka-fu, JP;
Abstract
In a sludge treatment tank, members made of a glass long-fiber reinforced foamed plastic composite material are used as formworks in construction and then left as an inside wall member. The composite material functions as formworks in a construction method as well as applies an insulating property and a corrosion resistant property to the sludge treatment tank and further realizes labor saving in a field of construction works, the provision of a good working environment and the reduction of a period of construction work.