It is a specially formulated lignite based drilling
mud additive. It is an effective dispersant and
fluid loss control agent in most water base muds.
When used in conjunction with ferro-chrome lignosulphate.
Application:
It is used for thinning and filtration control
purposes in water base mud systems at high temperature.
COMMON NAME - CHROME LIGNITE
Advantage:
It is a good thinner and fluid loss reducing
agent at high temperature.
It stabilizes rheological properties and fluid
loss at high temperature.