air-cool

3 Air cooler and oil cooler shall be made of red copper, albata seamless tube or other corrosion prevention tubing.

3空和油应采用紫铜、铜镍合金的无缝管或他防锈蚀的管材。

Two-stage cold coal gas station consists of two-stage coal gasifier, electric detarrer, indirect cooler, electric deoiler, air cooler and coal gas pressure adder.

两段式站是由两段式生炉、电捕焦油、间接、电捕轻油、风及加压机组成。