Patent ID: 11879312
Assignee: WEATHERFORD U.K. LIMITED
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 16:
17. The downhole screen assembly of claim 16,
wherein between the one or more adjacent circumferential/annular spaces, the one or more ceramic discs are arranged such that there is no gap between the at least one of the first and second pipes and the respective ceramic disc;
wherein portions of the one or more ceramic discs have reduced internal diameter such that the at least one of the first and second pipes and the one or more ceramic discs radially abut or contact one another at said portions;
wherein the one or more adjacent circumferential/annular spaces extend longitudinally between adjacent ones of the one or more ceramic discs; or
wherein the one or more adjacent circumferential/annular spaces are aligned with the at least one port or perforation or hole of the first pipe.