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RECORD NUMBER: 465 OF 1455

Main Title Effect of Specific Surface Area on the Reactivity of CaO with SO2.
Author Borgwardt, R. H. ; Bruce, K. R. ;
CORP Author Environmental Protection Agency, Research Triangle Park, NC. Air and Energy Engineering Research Lab. ;Northrop Services, Inc., Research Triangle Park, NC.
Year Published 1986
Report Number EPA/600/J-86/039;
Stock Number PB86-195955
Additional Subjects Limestone ; Calcium oxides ; Sulfur oxides ; Flue gases ; Air pollution control equipment ; Boilers ; Desulfurization ; Reactivity ; Grain structure ; Reprints ;
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NTIS  PB86-195955 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 9p
Abstract The paper discusses results of measuring the rate of reaction of calcined limestone (CaCO3) with sulfur dioxide (SO2) and oxygen (O2) at conditions that eliminate all resistances not associated with the lime (CaO) grain surface. Reactivity increased with the square of the Brunauer, Emmett, and Teller (B.E.T.) surface area when grain size was varied as an experimental parameter. The observed effects of surface area and temperature account for the SO2 capture reported for boiler tests of the limestone injection process.
Supplementary Notes Pub. in American Institute of Chemical Engineers Jnl., v32 n2 p239-246 Feb 86. Prepared in cooperation with Northrop Services, Inc., Research Triangle Park, NC.
NTIS Title Notes Journal article.
Title Annotations Reprint: Effect of Specific Surface Area on the Reactivity of CaO with SO2.
PUB Date Free Form c1986
Category Codes 7B; 99B; 68A
NTIS Prices PC A02/MF A01
Primary Description 600/13
Document Type NT
Cataloging Source NTIS/MT
Control Number 622715837
Origin NTIS
Type CAT