SY/T 5849-1993
Method for evaluating plugging removal effect of chemical agents in oil and water wells (English Version)

Standard No.

SY/T 5849-1993

Language

Chinese, Available in English version

Published By

Professional Standard - Petroleum

Status

Be replaced 2002-08

Replace By

SY/T 5849-2002

Latest

SY/T 5849-2018

Scope

This standard specifies the production evaluation and economic evaluation methods for the plugging-relieving effect of chemical agents in oil production wells and water injection wells. This standard is applicable to the evaluation of the effectiveness of chemical agent plugging measures in low-yield oil production wells and water injection wells. Not suitable for fracturing and large-scale acidification effect evaluation.

SY/T 5849-1993 history

• 2018 SY/T 5849-2018 Evaluation method for the plugging effect of chemical agents in oil and water wells
• 2002 SY/T 5849-2002 The method for economic effect evaluation of removing plugging by chemicals in production and injection well
• 1970 SY/T 5849-1993 Method for evaluating plugging removal effect of chemical agents in oil and water wells