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:
Jan. 18, 2005
Filed:
May. 31, 2000
Kayohiko Tanimoto, Chiba-shi, Chiba 263-0034, JP;
Munehiko Kaga, Sakado-shi, Saitama 350-0241, JP;
Masami Gibo, Ichihara-shi, Chiba 299-0111, JP;
Kayohiko Tanimoto, Chiba-shi, Chiba 263-0034, JP;
Munehiko Kaga, Sakado-shi, Saitama 350-0241, JP;
Masami Gibo, Ichihara-shi, Chiba 299-0111, JP;
Other;
Abstract
Contaminated sediments in such bodies of water as lakes and ponds, inner bays and rivers obtained by dredging are converted into favorable soils by adding to the contaminated sediments and aqueous solution formed by mixing an inorganic electrolytic coagulant obtained by mixing phosphonic acid and magnesium sulfate in a solvent not containing chlorine, stirring them for several minutes and then mixing aluminum sulfate and polyferric sulfate and stirring them for several minutes, together with a soil particle reinforcing agent and a pH controller.