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. 12, 1981
Filed:
Oct. 12, 1978
Kazuaki Naito, Sayama, JP;
Takaiki Tetekawa, Kawaguchi, JP;
Shigeyuki Sogo, Sayama, JP;
Kazuhiko Higaki, Tokyo, JP;
Tetu Yasuoka, Kokubunji, JP;
Hidetoshi Hosoi, Kokubunji, JP;
Ohbayashi-Gumi Ltd., Osaka, JP;
Nichireki Chemical Industry Co., Ltd., Tokyo, JP;
Abstract
The present invention relates to a method of constructing a continuous cut-off wall and a core of a fill-type dam in the ground by placing or grouting at a normal temperature a mixture of a cold-setting property comprising a cement, coarse and fine aggregates and a bituminous emulsion in a certain range of composition (hereinafter referred to as a cement bitumen concrete or a CA concrete), or a mixture of a cold-setting property comprising a cement, fine aggregate and a bituminous emulsion in a certain range of composition (hereinafter referred to as a cement bitumen mortar or a CA mortar) and further constructing an extended core of a fill-type dam above the continuous cut-off wall.