FIELD: oil and gas production. SUBSTANCE: well killing fluid used before performing major repairs, especially at low temperatures, contains 40-45% polyglycols, 30-35% denatured alcohol (novelty), and water. EFFECT: increased frost resistance. 1 tbl
Title | Year | Author | Number |
---|---|---|---|
WELL KILLING FLUID | 2004 |
|
RU2262587C1 |
WELL KILLING FLUID | 2004 |
|
RU2260112C1 |
WELL KILLING FLUID | 2004 |
|
RU2262588C1 |
WELL KILLING FLUID | 2004 |
|
RU2262589C1 |
WELL KILLING FLUID | 2001 |
|
RU2215868C2 |
PROCESS FLUID FOR WELL KILLING BASED ON ALCOHOLS | 2015 |
|
RU2595019C1 |
WELL KILLING FLUID | 2001 |
|
RU2203304C2 |
FLUID FOR KILLING WELLS | 1997 |
|
RU2116327C1 |
COMPOSITION FOR PERFORMANCE OF REPAIR AND ISOLATING OPERATIONS IN WELL | 1999 |
|
RU2167181C2 |
TEMPORARY FORMATION INSULATION COMPOSITION | 2005 |
|
RU2301247C1 |
Authors
Dates
2002-08-20—Published
2001-04-05—Filed