| 摘要 |
Disclosed is a closed supply method to transfer the oil from a feeding tank to a receiving tank and its relevant fueling system without any waste oil and air pollution, comprising an air tube for looping between both tank and sealing the contact, means for sealing the contact of oil tube to the receiving tank, an inlet of air at upper side of feeding tank for air returning, a film of the feeding tank for preventing reverse flow of returned air, an outlet of air at upper side of receiving tank for air cycling, a closed oil supply from a tank at the stations to a tank on vehicles such cars and airplanes, a sealing oil gun, a closed oil supply from an oil car to a storing tank at the stations, and a closed oil supply from a large tank of oil company to an oil car. As a result, a closed loop oil supply method with the related devices can provide the function of saving the vaporized oil and preventing the air contamination. |
