US 12,110,599 B1
Sacrificial anodes for cathodic protection for production vessels, storage vessels and other steel structures
Rogelio E. Garza, Mission, TX (US); Edgar H. Garza, Mission, TX (US); and James Lenar, McAllen, TX (US)
Assigned to GALVOTEC ALLOYS, INC., McAllen, TX (US)
Filed by GALVOTEC ALLOYS, INC., McAllen, TX (US)
Filed on Jan. 9, 2023, as Appl. No. 18/151,975.
Application 18/151,975 is a continuation of application No. 16/792,502, filed on Feb. 17, 2020, granted, now 11,578,412.
Application 16/792,502 is a continuation of application No. 15/448,139, filed on Mar. 2, 2017, granted, now 10,604,851, issued on Mar. 31, 2020.
Claims priority of provisional application 62/302,492, filed on Mar. 2, 2016.
This patent is subject to a terminal disclaimer.
Int. Cl. C23F 13/10 (2006.01); C23F 13/18 (2006.01)
CPC C23F 13/10 (2013.01) [C23F 13/18 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A vessel and vessel corrosion protection apparatus, comprising:
a) a vessel having a vessel wall surrounding a vessel interior;
b) a wall opening through the vessel wall;
c) a section of pipe connected to the vessel wall at the wall opening, said section of pipe having inner and outer end portions and a pipe section inner surface surrounding a pipe section bore;
d) an anode of anodic material mounted to said pipe section and occupying all or part of said pipe section bore, the anode having a central longitudinal axis;
e) the anode of anodic material having an inner end portion that extends into said vessel interior;
f) the anode of anodic material and having an outer end portion that occupies the pipe section bore in between said inner and outer pipe end portions; and
g) wherein said anode outer end portion includes a plurality of radially extending projections that are part of said anodic material and that engage the pipe section inner surface.