US2016168028 (A1)

Cement additives and related methods of use

(22) 08.12.2015

(43) 16.06.2016

(57) Cement and concrete additives and related methods of making and using such additives are disclosed and described. An additive can include molasses and a carrier. An enhanced Portland cement composition can comprise about 97 wt % to 99.9 wt % of the composition and the above described additive comprises about 0.01 wt % to about 3 wt % of the composition.

(73) Guerra Barrena Roberto Augustin (US); Guerro Guerrero Roberto Augustin (US); Wilson Brad (US); Schmidt Dorn (US)

Issue 1-2/2018 WO 2017/179121 A1

Cement additive and cement composition

(22) 12.04.2016 (43) 19.10.2017 (57) Provided are a cement additive and a cement composition that maintain the favorable fluidity of cement concrete, that reduce autogeneous shrinkage, and that...

Issue 2/2022 US 2022/0002197 A1

Additive for blended cement compositions, cement produced therefrom and methods related thereto

(22) 14.11.2019 (43) 06.01.2022 (57) The present invention relates to a cement additive for use in a blended cement composition, the additive comprising a precipitated calcium carbonate formed from...

Issue 9/2016 US 2016/0200959 A1

Wellbore cement compositions and wellbore cementing methods

(22) 21.03.2016 (43) 14.07.2016 (57) A wellbore cement composition includes substantially unhydrated cement powder and additive powder for cement. The additive powder is formulated from ingredients...

Issue 5/2018 KAZAN STATE UNIVERSITY OF ARCHITECTURE AND ENGINEERING

Structural parameters and properties of fine-grained concrete on Portland cement, activated with plasticizers in vortex layer apparatuses

1 Introduction At present, the specific fuel costs per ton of cement clinker produced in the Russian Federation count among the highest in the world (about 120 kW/h). The fuel costs are determinative...

Issue 5/2017 KAZAN STATE UNIVERSITY OF ARCHITECTURE AND ENGINEERING

The influence of thermally activated clay additives on the properties of composite gypsum binder

Finding affordable and locally accessible effective pozzolanic additives is a current problem. Solving this problem would enable an increase in the economic and environmental attractiveness of the...

ZKG 7-8/2016