90.20 Standard under periodical review Oct 15, 2024
ISO
ISO/TC 67/SC 3 Drilling and completion fluids, well cements and treatment fluids
International Standard
75.180.10 Exploratory, drilling and extraction equipment
Published
ISO 10427-2:2004 provides calculations for determining centralizer spacing, based on centralizer performance and desired standoff, in deviated and dogleg holes in wells for the petroleum and natural gas industries. It also provides a procedure for testing stop collars and reporting test results.
WITHDRAWN
ISO 10427:1993
PUBLISHED
ISO 10427-2:2004
90.20
Standard under periodical review
Oct 15, 2024