The gas filter is an important equipment of the gas transmission and distribution system. In the gas transmission process, in order to ensure the normal operation and protection of the gas transmission and distribution equipment and meters such as pressure regulators, valves, flowmeters, pressure meters, etc., it must remove the solid impurities in the gas. It is necessary to install a filter with the required filtering accuracy in front of it, so our company has developed and produced the GYQ series filter specifically for the above requirements, which is applicable for natural gas,liquefied petroleum gas, city gas and other gases.