CA2913306 (A1)

Chemically activated cement using industrial waste

(22) 26.11.2015

(43) 26.05.2017

(57) A process and product of an activated cement composition comprising: industrial waste such as ground granulated blast furnace slag, cement kiln dust, lime kiln dust, and Class C fly ash having a specific surface area between 2500-7000 cm²/g and/or high alumina cement; an alkali metal hydroxide; an alkali metal salt of hydro carboxylic acid and/or a source of alkali salt of hydro carboxylic acid; alkali metal fluoride; alkali metal chloride such as MgCl₂, NaCl and KCl, preferred is MgCl₂; a retarder such as an alkali metal phosphate and/or an alkali metal stannate; and nano alkali metal carbonate that does not require clinkering and can be used for a broad range of applications.

(71) Eko Tech4trans Pvt Ltd (IN)

Issue 7-8/2017 WO2017085565 (A2)

Portland cement free activation of ground granulated blast furnace slag

(22) 16.11.2016 (43) 26.05.2017 (57) A Portland cement-free cementitious binder composition, said composition comprising: ground granulated blast furnace slag and/or pulverized fly ash; an alkali...

Issue 08/2024

Effect of calcium carbide slag on the durability of alkali-activated ground granulated blast furnace slag-fly ash cementitious system

1 Introduction Portland cement is the most widely used building material, and Chinese cement output has reached 2.02 billion t in 2023. The production process of 1 t of cement generates about 810 kg...

Issue 03/2010

Current developments in the manufacturing and utilization of granulated blast furnace slag

1 Introduction Because of its latent-hydraulic properties, granulated blast furnace slag (GBFS) has been employed as a cement component and as a concrete additive for more than 100 years. Formed from...

Issue 05/2024 GB 2624647 A

A concrete composition comprising Portland cement, ground granulated blast furnace slag (GGBFS), and an aqueous suspension of silica particles

(22) 23.11.2022 (43) 29.05.2024 (57) A concrete composition comprising Portland cement (1-15 wt%), ground granulated blast furnace slag powder (GGBFS, GGBS, 1-25 wt%), an aqueous suspension of silica...

Issue 4/2020 FEHS BUILDING MATERIALS INSTITUTE | INSTITUTE OF NON-METALLIC MATERIALS

The thermal history of granulated blast furnace slag and its impact on reactivity

About 400 million t of blast furnace slag are produced annualy world-wide, together with about 1247 million t of hot metal (2018). About 300 million t are quenched forming the glassy granulated blast...

ZKG 7-8/2017