▎ 摘　　要

NOVELTY - The utility model claims a natural gas compressed by graphene filtering device, comprising a cylinder, a gas inlet pipe, gas out pipe, a filter core, the cylinder is a closed cylinder, the gas inlet pipe is fixed on the top of the barrel. and the gas inlet pipe is connected with the cylinder body, the gas-out pipe is fixed on the side of the cylinder, and the air out pipe connected with the cylinder body, the filter core is fixedly connected to the cylinder body, and the filter core is connected with the joint of the cylinder and the gas inlet pipe is the filter core upper base plate, lower bottom plate, internal frame, external frame, graphene filler, net frame sleeve in the outer net frame, the external frame, the internal frame upper and lower two ends are respectively fixed on the upper bottom plate and the lower bottom plate, the upper middle part of the bottom plate is provided with a through hole, said graphene filling material fills the space between the internal frame and external frame between. The utility model is simple in structure, low in cost and removing impurities completely.