US Patent 11859757 Fluid conduits with selectively coated surfaces

A fluid conduit system a first conduit section having a first conduit bore extending from a first end of the first conduit section to a second end of the first conduit section, the first conduit bore including a first beveled surface proximate the first end of the first conduit section. The fluid system also includes a second conduit section coupled to the first conduit section and having a second conduit bore extending from a first end of the second conduit section to a second end of the second conduit section, the second conduit bore including a second beveled surface proximate the first end of the second conduit section. The fluid system further includes a coating applied to the first beveled surface and to the second beveled surface.