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Salt-resistance and High-temperature-resistance Fluid Loss Agent for Drilling Fluid—JHTS 2014/1/23 11:47:20 品/化學劑/鉆井液用抗高溫抗鹽降濾失劑(jhts).jpg)
Introduction
It is a new type treating agent with excellent properties, such as having an excellent resistance to HT (up to 220℃)and salt, controlling filter loss in a long working time, keeping up the stability of drilling fluid and having a good compatible with various layers.
Usage
It can be added into drilling fluid, and the addition is 1%～3%.
Main Quality Indexes
ITEM
INDEX
extrinsic features
power or grain which can free flow
water content/ (%)
≤15.0
filter loss of fresh mud at ambient temperature and medium pressure /(ml)
≤10.0
filter loss of fresh water at ambient temperature and high pressure/ (ml)
≤25.0
filter loss of salt mud at ambient temperature and medium pressure /(ml)
≤18.0
filter loss of fresh mud after ageing at HT and medium pressure /(ml)
≤20.0
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