US 12,070,837 B2
Flushing ring alignment tool
Albert E. Butterfield, IV, Novato, CA (US); and Jason Frederick Riede, Ocean Springs, MS (US)
Assigned to Chevron U.S.A. Inc., San Ramon, CA (US)
Filed by Chevron U.S.A. Inc., San Ramon, CA (US)
Filed on Jul. 19, 2022, as Appl. No. 17/867,806.
Prior Publication US 2024/0025019 A1, Jan. 25, 2024
Int. Cl. B25B 11/02 (2006.01); F17C 13/02 (2006.01)
CPC B25B 11/02 (2013.01) [F17C 13/02 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An alignment tool comprising:
a semicylindrical body having an inner surface, an outer surface, a process end surface, and an instrument end surface, wherein the inner surface comprises:
a process bearing surface, wherein the process bearing surface is configured to receive a process flange;
an instrument bearing surface, wherein the instrument bearing surface is configured to receive an instrument flange; and
a ring bearing disposed between the process bearing surface and the instrument bearing surface, wherein the ring bearing comprises:
a first fastener aperture;
a second fastener aperture; and
a ring bearing surface having an alignment feature, wherein the ring bearing surface is configured to receive a flushing ring, and wherein the alignment feature is configured to fit into a flushing ring connection port on the flushing ring.