Inventor
HELTEN MANFRED
4 patents
Patents
4 patentsUS4343413AAug 10, 1982
Double-wall vessel especially Dewar flasks, with wall spacer
KERNFORSCHUNGSANLAGE JUELICH32 citations89
US4425811AJan 17, 1984
Cryogenic pump and air sampler
KERNFORSCHUNGSANLAGE JUELICH6 citations71
US4337669AJul 6, 1982
Cryogenic pump and air sampler
KERNFORSCHUNGSANLAGE JUELICH11 citations71
US4340077AJul 20, 1982
Method of and apparatus for remotely controlling orifice-opening and orifice-closing operations
KERNFORSCHUNGSANLAGE JUELICH3 citations54