苏联顿涅茨克全苏矿山救护工作科学研究所是世界上唯一的救护专业研究所。它与矿山救护仪器厂和煤矿协作,组成了呼吸器科研生产联合体,使矿山救护队所用的氧气呼吸器不断更新换代。一、第三代氧气呼吸器苏联矿山救护队所用的氧气呼吸器都是隔绝再生式的。1950年～1965年,苏联矿山救护队都使用 FKK—2型和它的改型 PKK—2M,是当时重量最轻和外形尺寸最小的呼吸器。结构与我国的 AHG—4型4小时氧气呼吸器基本 Soviet Donetsk Soviet mine rescue work Institute is the world’s only ambulance Institute. It collaborates with the mine ambulance factory and the coal mine to form a scientific research and production complex of respirators, so that the oxygen respirator used by the mine rescue team is continuously updated. First, the third generation of oxygen respirator Soviet mine rescue team used oxygen respirators are isolated regenerative. From 1950 to 1965, the Soviet mine rescue team used the FKK-2 and its modified PKK-2M, which were the lightest and smallest size respirators of the time. Structure and type AHG-4 4-hour oxygen breathing apparatus basic