| 摘要 |
630,893. Revaporizing gases. LINDE AIR PRODUCTS CO. Jan. 7, 1947, No. 589. Convention date, Jan. 23, 1946. [Class 8(ii)] In a gas dispensing apparatus comprising an insulated inner liquefied gas container 10, a controllable vaporizer 20 and a gas heating passage F forming a protective frame and support exposed to the atmosphere and connecting the vessel 10 to a service connection, the passage F comprises vertically disposed elongated loops 24, 25 extending below the insulation and serving as a base for the apparatus. The vessel 10 is charged with liquified gas, e.g., oxygen, through a union 19 and a duct 17, and is held against side sway within an outer vessel 11, which provides the insulation, by three radial rods 38. In a modification the frame comprises four tubes manifolded together, and in a further modification comprises inner and outer sleeves between which runs the gas passage. Specification 610,003 is referred to. |
