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Clean Self-Diverting Acid System

Clean Self-Diverting Acid System

Product Name:

Clean Self-Diverting Acid System

Product introduction:

1.Technical Overview

Our company research and development of main components: clean steering acid acid, clean diverting acid diverter, acidification corrosion inhibitor and ferric ion stabilizer, drainage aid and so on, we can according to the different geological conditions of the scene matching appropriate clean steering acid product system.

Clean the steering acid dosage forms with steering for the surface active agent, surfactant molecules in process of the acid rock reaction and Ca2 + association forming columnar or rod-shaped micelle, acid system with phase viscosity characteristics of the large concreted complete high permeability zone have temporary plugging to function, and at the same time continue to make fresh acid deep penetration to other low permeability layer, thus increasing the effective distance of acid. When the residual acid meets the hydrocarbon gas in the formation, it accelerates the breaking of the glue and the hydration is more complete.

2.Technical Index

Item

Test Condition

Index

Compatibility

25℃,48h

The acid is uniform, no stratification, no flocculation, no precipitation

Fresh acid surface tension

25℃,mN/m

32.0

Fresh acid viscosity

25℃、170s-1,mPa·s

1.05.0

Apparent viscosity peak.

90℃、170s-1,mPa·s

40.080.0

Inhibition rate

%

90.0

Time

min

120.0180.0

Steady ability of Iron

mg/ml

60.0

The residual acid viscosity

25℃、170s-1,mPa.s

3.

3.Classic Case:

From 2016 to early 2017, the technology used in the operation treatment of Jianghan Oilfield, the effect is better.

 

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