Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
CEMENT MILK LOSS PREVENTIVE MATERIAL
Document Type and Number:
Japanese Patent JP2008274726
Kind Code:
A
Abstract:

To prevent cement milk used as a fixing material from running out from a crack existing in a excavation hole.

The cement milk loss preventive material, which is composed of mixing 0.5-20 pts.wt. of either or both of calcium carbonate and aluminum oxide based on 1 pt.wt. aqueous solution of sodium alginate with a concentration of 0.2-4% or preferably 0.5-2%, is added to cement milk used as a fixing material for a tension steel material in an anchor construction method or as a fixing material for a lock bolt in a lock-bolt construction method.


Inventors:
Ito, Tetsuya
Application Number:
JP2007000142515
Publication Date:
November 13, 2008
Filing Date:
April 27, 2007
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
SANKO COLLOID KAGAKU KK
International Classes:
E02D5/80; C04B22/06; C04B22/10; C04B24/38; C09K3/00; E21D20/00