Method of manufacturing soil reinforced by microbe-based bio-binders and soil produced by the method

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United States of America Patent

PATENT NO 9074134
APP PUB NO 20140238267A1
SERIAL NO

13819516

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Abstract

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The present invention relates to a method of manufacturing soil reinforced by microbe-based bio-binders and soil produced by the method. The bio-binders are not harmful to humans, do not cause environmental pollution and secure sufficiently the soil strength and resistance against wind. According to the method, the soil is prepared by binding sand whose major components are silica and alumina, ureolytic microbes, urea, calcium ion, and polymer fibers, and the content of polymer fibers in sand ranges from 0.05 wt % to 5 wt %. In addition, it is preferable that the microbes provide CaCO3 at a rate at 1˜7×10−9 g CaCO3 ppt cell−1 hr−1 under optimum conditions.

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Patent Owner(s)

Patent OwnerAddress
SOUTH DAKOTA SCHOOL OF MINES AND TECHNOLOGYRAPID CITY SD
LOTTE ENGINEERING & CONSTRUCTION50-2 JAMWON-DONG SEOCHO-GU SEOUL
ECHO PHILE296-3 DOHA-RI ONHYEON-MYEON GYEONGGI-DO YANGJU-SI 482-861

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bang, Sang Chul Rapid City, US 1 14
Bang, Sookie S Rapid City, US 1 14
Choi, Seong Rok Seoul, KR 1 14
Kim, Jong Sun Bucheon-si, KR 66 426
Lee, Joo Ho Seoul, KR 26 471
Lee, Seok Jin Seoul, KR 28 122

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