|
RU94020464A
|
|
Low-resistance contact to silicon solar cell
|
|
RU2035091C1
|
|
Process of manufacture of solar batteries
|
|
SU779646A1
|
|
Apparatus for air protection of pump
|
|
SU625962A1
|
|
Viscous liquid discharging device
|
|
SU611638A1
|
|
Apparatus for separating liquids with different densities
|
|
SU616184A1
|
|
Ship system for purifying hold-ballast water from petroleum products
|
|
SU602732A1
|
|
Automatic valve
|
|
SU614357A1
|
|
Liquid sampler
|
|
SU605744A1
|
|
Device for detoxication of water-containing petroleum waste of separation of ship diesels heavy fuel
|
|
SU608536A1
|
|
Apparatus for separating oil from oil-water-air mixture
|
|
SU808097A1
|
|
Vacuum separator for separating petroleum from mixture of petroleum with water and atr
|
