PETROLEUM AND NATURAL GAS INDUSTRIES - EQUIPMENT FOR WELL CEMENTING - PART 2: CENTRALIZER PLACEMENT AND STOP-COLLAR TESTING

Available format(s)

Hardcopy , PDF

Language(s)

English

Published date

01-01-2004

Publisher

National Standards Authority of Ireland

Preview

For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.

Only cited Standards give presumption of conformance to New Approach Directives/Regulations.

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Methods for estimating centralizer placement
  4.1 General
  4.2 Standoff ratio calculation
  4.3 Buoyed weight of casing
  4.4 Calculations for centralizer spacing
5 Procedure for testing stop collars
  5.1 General
  5.2 Apparatus
  5.3 Test procedure
  5.4 Reporting of test results
Annex A (informative) Documentation of stop-collar test
                      results
Bibliography

Gives 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.

DocumentType	Standard
Pages	26
PublisherName	National Standards Authority of Ireland
Status	Current

Standards	Relationship
BS EN ISO 10427-2:2004	Identical
ISO 10427-2:2004	Identical
DIN EN ISO 10427-2:2005-07	Identical
UNI EN ISO 10427-2 : 2005	Identical
EN ISO 10427-2:2004	Identical