Patent ID: 7718146

Claim:
An apparatus for advanced reactor technology comprising: a first partition having a cylindrical structure, having a first radius and forming an inner pipe, wherein the first partition has openings for the flow of fluid through the openings; a second partition having a cylindrical structure, having a second radius greater than the first radius, wherein the second partition has openings for the flow of fluid through the openings; a third partition having a cylindrical structure, having a third radius greater than the second radius, wherein the third partition has openings for the flow of fluid through the openings; a first bed of solid particulate matter disposed between the first partition and the second partition; and a second bed of solid particulate matter disposed between the second partition and the third partition; wherein the first and third partition comprise a plurality of plates arrayed in a circumferential manner, wherein each of the first and third plates have a solid particle side and a fluid side, and the solid particle side comprises milled slots along the axial length of the plate and the fluid side comprises milled slots or drilled holes that intersect the milled slots from the solid particle side.