CGA Position Statement on Maintenance and Safety Devices on Acetylene Compressor Crankcases Without Separation Sections, First Edition
CGA关于无分离段乙炔压缩机曲轴箱维护和安全装置的立场声明 第一版
CGA PS-62 describes CGA's position on compressors that do not have separation sections between the crankcase and the cylinder/piston section and are equipped with a simple breather tube for pressure equilibrium in the crankcase.