Compressed natural gas is all more frequent used as a fuel in vehicles, equipped by a gas-pressure equipment. For the increase of economy automobile gas-filling compressor stations (АGFCS) them it is expedient to dispose near-by main gas pipelines. It is shown that finishing pressing out of natural gas to pressures 20-25 MPa it is advantageous to produce by means of hydropiston compressors of В30-30. Descriptions and features of АGFCS BI-70, created by a company «Uralautogas» on the base of hydraulic equipment.