Based on introducing the maintenance and common fault treatment of hydraulic station for GPJ pressure filter, this paper expounds the common faults of hydraulic station for pressure filter and faults removal in the form of table.

Application of hyperbaric filter at Huaibei Coal Preparation Plant(Northern);

Application practice of GPJ-60A hyperbaric filter at Matou Coal Preparation Plant;

Application of the hyperbaric filter at Daliuta Coal Preparation Plant;

The common fault and settlement in the application of GPJ-96 type pressure filter;

The reason analysis and prevention measure of burst to the feeding pump of pressure filter;

Combined application of pressure filter and diaphragm pressure filter in Shigetai Coal Preparation Plant;

The structure,principle,craft parameters of the press filter are introduced.

The development of technologies on disc press filters,including their applications,performance and main characteristics,etc.

Application of GPJ-120 pressurized filter in Pingshuo Coal Mining Area;

Appropriate dehydrating equipmen is to be selected by comparing and objectively surveying the pressurized filter and filtering sedimentation centrifugal dehydrate

This paper introduced the principle and characteristic of pressurized filter and compared pressurized filter dealing with fine-grained slush with the capability and handicraft of the current device,and analysed the economic returns and social benefits of pressurized filter dealing with fine-grained slush.

Analysis on the dewatering experiment of pressure filtration of flotation tailings