RUENTEX ENGINEERING & CONSTRUCTION CO., LTD. Patent applications |
Patent application number | Title | Published |
20120152152 | LOW CALCIUM CEMENTITIOUS MATERIAL AND METHOD OF MANUFACTURING LOW CALCIUM CEMENT - A low-calcium-cementitious material having a calcium oxide content less than or equal to 10 wt % which is processed at room temperature into a low calcium cement mainly composed of mullite and a method manufacturing of the low calcium cement are provided. The low-calcium-cementitious material includes low calcium fly ash, an alkaline agent, and a congealing agent, wherein the calcium oxide content of the low-calcium-cementitious material is less than or equal to 10 wt %. The low calcium fly ash has a calcium oxide content less than or equal to 10 wt %. The low calcium cement manufacturing method includes providing a low calcium fly ash having a calcium oxide content less than or equal to 10 wt %; providing an alkaline agent; providing a congealing agent; and mixing the low-calcium-content fly ash, the alkaline agent, and the congealing agent and standing the mixture at room temperature to form a low calcium cement. | 06-21-2012 |
20110037209 | Vibration Damping Construction System - The present invention provides a vibration damping construction system including a first construction body, a second construction body, and a damping unit. The first construction body includes a reaction surface. The second construction body is accommodated in the first construction body. The damping unit is disposed between the second construction body and the reaction surface of the first construction body for reducing the vibration transferred from the first construction body. | 02-17-2011 |