Jereh Mud Services Introduction

Within the cooperation with the famous professional mud service company, Jereh offers integrated products and technical service. We commit to provide the most effective, environmentally safe fluids available while optimizing the wellbore construction process and maximizing production for our clients. We design the drilling fluid systems as part of an overall well plan, maximizing project efficiency and minimizing wellbore damage, and have a proven record of meeting our clients' specific fluids needs. Whether your next well is in a high-temperature, high-pressure environment, or in the deepwater with the ever-present threat of gas hydrates,we can customize a system to fit your application.

Basic types of drilling fluid:

a.Water base drilling fluid:
-Frash water drilling fluid
-Brine water drilling fluid
-Calcium treated mud
-Lower solid phase
-Oil emulsion mud

b. Oil base drilling fluid:
-Water-in-oil emulsion mud: use oil as disperse medium, water and organic solid or other oleophilic powder as sipersed
     phase, add in emulsifier.
-Oil base drilling fluid: made of diesel oil and asphaltum( or organic solid) and related treatment agents

The selection of drilling fluid system

1. Basic principle for selection of drilling fluid
According to the type and the condition of formation, fragmenting choose the drill fluid system for a well before considering  

all factors.
-The main factors are considered as followings:
-Safety in the well;
-Weather encounters the halite and gipsmantle;
-Temperature and pressure in the well;
-Environmental protection;
-Circulation loss;
-Stability of argillutite layer
-Well bore track;
-Differential pressure sticking of tool;
-Reservoir damaged;
-Well logging requirement;
-Cost of drilling fluid.

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