(Phys.org) -- While the largest contributor to anthropogenic greenhouse gas emissions is the power industry, the second largest is the more often overlooked cement industry, which accounts for 5-6% of ...

Cement is a mixture of several different types of rocks, crushed and heated to very high temperatures, and then ground to a superfine dust to use in the production of concrete. Typically, cement ...

Part of the process of preparing a well for further drilling, production or abandonment, cementing a well is the procedure of developing and pumping cement into place in a wellbore. Used for a number ...

One of the biggest problems in dealing with carbon dioxide emissions is the making of the key component of cement: lime (calcium oxide). Now, a small company with the cute name Sublime Systems appears ...

Add Yahoo as a preferred source to see more of our stories on Google. Photo Credit: iStock A new cement-making process could sharply reduce pollution from one of the world's most carbon-intensive ...

Norway’s Statoil saves hundreds of millions of euro in avoided carbon taxes by using CCS. Since 1996, the Sleipner gas field has stored about one million tonnes CO2 a year. A second project in the ...

Cement is a mineral-based material that binds together sand and rock to form concrete. Although the use of cement stretches back into antiquity, scientists are still unclear on the exact process by ...

Cement is a mixture of several different types of rocks, crushed and heated to very high temperatures, and then ground to a superfine dust to use in the production of concrete. Typically, cement ...

Used for a number of different reasons, cementing protects and seals the wellbore. Most commonly, cementing is used to permanently shut off water penetration into the well. Part of the completion ...