Filter for fuel gas

The utility model discloses a filter for fuel gas, and relates to the technical field of fuel gas treatment. Comprising a stainless steel precision filter element, a transparent cover cylinder and a chromium-plated copper end socket, a positioning hole is formed in the inner bottom of the transparent cover cylinder, a telescopic spring is placed in the positioning hole, the bottom end of the stainless steel precision filter element is sleeved with the positioning hole, and an air inlet is formed in one side of the chromium-plated copper end socket. According to the filter for the fuel gas, through cooperation between the clamping block and the clamping groove, the top end of the transparent cover cylinder is installed in the sleeve opening in the bottom of the chromium-plated copper end socket, then the transparent cover cylinder is rotated forwards, the clamping block is clamped into the clamping groove, connection between the filter and the chromium-plated copper end socket can be achieved, and the sealing