Cameron International Corporation

Ingersoll-rand Company

Jeffrey M Cavarello

Edward Stanley Czechowski

Robert M Kolodziej

Michael Anthony Nuchereno

A system in some embodiments includes a machine block comprising features configured to support moving machine components within a lubricating fluid, wherein the machine block includes an integral valve block configured to route the lubricating fluid through a first filter without a second filter and configured to route the lubricating fluid through the second filter without the first filter. Further embodiments include a method that includes switching circulation of a lubricant between a first filter and a second filter in response to an angular position of a valve disposed in a valve block integral to a machine block having moving components lubricated by the lubricant.

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Hamburg, NY, United States of America

Jeffrey M Cavarello