摘要:
1. PROCESS FOR THE MANUFACTURE OF A LOWER ALKYL DICHLOROPHOSPHINE BY DECOMPLEXING A COMPLEX COMPOUND OF ALUNINUM TRICHLORIDE AND THE LOWER ALKYL DICHLOROPHOSPHINE WITH AN ALKALI CHLIRIDE, WHEREIN THE DECOMPLEXING REACTION IS EFFECTED BY HEATING THE SAID COMPLEX COMPOUND WITH VERY FINELY DIVIDED ALKALI CHLORIDE SUBSTANTIALLY ALL OF WHICH WILL PASS A SCREEN OF 100 MESH B.S.S.
摘要:
A RADIATION DETECTOR DEVICE UTILIZING CHOPPER TECHNIQUES TO DISTINGUISH BETWEEN BACKGROUND AND TARGET SIGNALS. CHOPPERS COMPRISING TWO SETS OF FILTERS ARE USED, WITH THE SPECTRAL TRANSMISSION PROPERTIES SO DETERMINED THAT UNWANTED RADIATION IS UNCHOPPED.