US 12,460,986 B2
End fitting apparatus and method
Carol Benirschke, Newcastle upon Tyne (GB); and Andrew Roberts, Newcastle upon Tyne (GB)
Assigned to Baker Hughes Energy Technology UK Limited, (GB)
Appl. No. 17/754,045
Filed by Baker Hughes Energy Technology UK Limited, Bristol (GB)
PCT Filed Sep. 24, 2020, PCT No. PCT/GB2020/052321
§ 371(c)(1), (2) Date Mar. 22, 2022,
PCT Pub. No. WO2021/058966, PCT Pub. Date Apr. 1, 2021.
Claims priority of application No. 1913740 (GB), filed on Sep. 24, 2019.
Prior Publication US 2022/0341808 A1, Oct. 27, 2022
Int. Cl. G01M 3/22 (2006.01); F16L 33/01 (2006.01)
CPC G01M 3/223 (2013.01) [F16L 33/01 (2013.01); F16L 2201/30 (2013.01)] 17 Claims
OG exemplary drawing
 
1. An end fitting for a flexible pipe, the end fitting comprising:
a window;
a cavity disposed in the end fitting radially inwards of the window and configured to be in fluid communication with an annulus of the flexible pipe, wherein a first portion of the cavity is visible from the exterior of the end fitting via the window and a second portion of the cavity is obscured from the exterior of the end fitting by a cover;
a dissolvable or dispersible material disposed within the second portion of the cavity-such that the dissolvable material is not observable from the window through the cover; and
a housing disposed in the cavity and housing the dissolvable or dispersible material therein.