composition contains polymer which useful in controlling the fluid loss rate.
Extensive testing has been performed and the
results showed that overall
performance of DosFL™ D remained good with many cement additives.
ISO/API fluid loss rate to 42 ml/30 min at a concentration of 0.5 %BWOC.
effect with DOSAS GasStop™ 3000 controls annular gas migration.
filtration rate decrease owing to the plugging of pores within the cement
filtercake by the DosFL™ D small particles.
and cracked filtercake with 42 mm thickness.
impermeable filtercake due to DosFL™ D particles size range between 0.15 – 2
· DosFL™ D was developed for
primary or squeeze operations.
· Adequate fluid-loss control
with 0.5 %BWOC or less.