RESIDUAL GAS INVESTIGATIONS DURING THE ESRO 1 SATELLITE TESTS (1971)
SAENGER, G., SHICKLE, W · leaf 22
of the hydraulic oil is also higher than that of the diffusion Figure 16. Schematic of the space simula- tion chamber HBF 3. pump and backing pump oil. 6. CONCLUDING OBSERVATIONS From these investigations, it can be concluded that: (1) At the beginning of the test the partial pressure of the space…