To produce Portland cement, limestone is mixed with raw materials such as siliceous stone and clay and is heated to about 1,450 °C. During this process, an intermediate product called ‘clinker ...

Sublime Systems is planning a $150M sustainable cement plant in Holyoke, Mass., funded in part by a US Energy Dept. and ...

The approach could neutralize the most carbon-heavy step in cement production without changing the manufacturing process ... Ordinary Portland cement, the most common form, is made by heating ...

This process ... for Portland cement on construction projects, with similar performance characteristics. "This investment builds an even more resilient path towards scaling manufacturing in ...