FIELD: oil and gas industry.
SUBSTANCE: process fluid for perforating and killing of oil wells contains wt %: surface-active substance of combined effect SNPH PKD-515 - 0.5; potassium formate - 10-50; process or sea water - 49.5-89.5.
EFFECT: increasing density of the process fluid, reducing the number of its components, extending its range of use.
1 ex, 2 dwg, 1 tbl
| Title | Year | Author | Number | 
|---|---|---|---|
| PROCESS FLUID FOR PERFORATING AND KILLING OF OIL WELLS | 2009 | 
 | RU2401857C1 | 
| PROCESS LIQUID FOR PERFORATION AND STOPPING OF WELLS | 2020 | 
 | RU2742167C1 | 
| WELL COMPLETION METHOD | 1998 | 
 | RU2156859C2 | 
| LIQUID FOR WELL KILLING AND PERFORATION OPERATIONS | 2007 | 
 | RU2333233C1 | 
| LIQUID FOR OIL AND GAS WELLS CONTROL AND CLEANOUT | 2016 | 
 | RU2630007C2 | 
| COMPOSITION FOR TREATMENT OF HIGH-TEMPERATURE OIL WELLS | 1999 | 
 | RU2204708C2 | 
| PROCESS FLUID FOR PERFORATION AND KILLING OF WELLS | 2001 | 
 | RU2188843C1 | 
| EMULSION DRILLING FLUID | 2001 | 
 | RU2213761C2 | 
| WELL KILLING FLUID | 2001 | 
 | RU2215868C2 | 
| TREATMENT METHOD OF BOTTOMHOLE FORMATION ZONE WITH TERRIGENOUS TYPE OF RESERVOIR | 2019 | 
 | RU2724833C1 | 
Authors
Dates
2014-05-20—Published
2013-02-12—Filed