Powdered lime composition, method of preparing same and use...

Details Powdered lime composition, method of preparing same and use... Powdered lime composition, method of preparing same and use...

2006-06-26

2010-06-29

Lawrence, Frank M (Department: 1797)

Gas separation: processes

Solid sorption

Inorganic gas or liquid particle sorbed

C423S24000R, C423S244010, C423S640000, C502S400000

Reexamination Certificate

active

07744678

ABSTRACT:
Powdered lime composition having a BET specific surface area that is equal to or greater than 25 m2/g and a BJH total pore volume obtained from nitrogen desorption that is equal to or greater than 0.1 cm3/g, and furthermore comprising an alkali metal. The alkali metal content is equal to or greater than 0.2% and equal to or less than 3.5% based on the total weight of the composition. There is also described a method of preparing the composition and use thereof to reduce flue gases.

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