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:
Jun. 24, 1980
Filed:
May. 24, 1978
Applicant:
Inventors:
Ichiro Katayama, Nishinomiya, JP;
Hirosuke Kubota, Kawanishi, JP;
Mitsuo Mochizuki, Chiba, JP;
Kuniyoshi Sakane, Osaka, JP;
Toshimichi Mihara, Takatsuki, JP;
Tokuzo Kitawaki, Takarazuka, JP;
Assignees:
Kabushiki Kaisha Takenaka Komuten, Osaka, JP;
Kabushiki Kaisha Takenaka Doboku, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B / ; C04B / ;
U.S. Cl.
CPC ...
106 89 ; 106 97 ; 106314 ; 106315 ;
Abstract
Solidification or consolidation, for fixation of various kinds of waste matter, soil etc. containing toxic contaminants affecting ecological system of the environment, by use of composition made up of hydraulic cement and particular additive. The additive essentially contains at least one sulfate, such as aluminum sulfate, alum or iron sulfate, and at least one alkaline metal salt, such as carbonate, bicarbonate or silicate.