Polyethersulfone membrane pleated filter and polyvinylidene fluoride membrane pleated filter, all used for cleaning electronic apparatus in the microelectronics industry, namely, thin film transistor-liquid crystal display panels and glass substrate of display panels, data storage hard disk drives, and semiconductors; capsule filter specially adapted for use with digital ink jet printers

Polyethersulfone membrane pleated filter used for water treatment or other liquid cleaning; polytetrafluoroethylene membrane pleated filter used for industrial gas cleaning and purification; polyvinylidene fluoride membrane pleated filter used for water treatment, chemical or liquid cleaning; polypropylene pleated filter used for liquid cleaning; polypropylene melt blown depth filter used for water treatment and cleaning, power plant or liquid cleaning; polypropylene wind depth filter used for water treatment or other liquid cleaning; glass fiber pleated filter used for water treatment and cleaning, power plant or liquid cleaning; liquid-gas coalescer used for dewatering gas or compressed gases supply; liquid-liquid coalescer used for dewatering oil or power plant and water treatment; resin column used for water purification and water treatment; reverse osmosis nanofiltration membrane module used for water purification industrial applications; oil purifier used for oil cleaning and purification, power plant and industrial hydraulic compensators; filtration unit and system primarily composed of filters for water and area-water solutions, all for the purpose of water purification, oil purification, water treatment, and industrial hydraulic purification