Quaternary spinodal copper alloys
Quenching system to prevent loss of fluidity in a reaction vesse
Radioactive .sup.57 Co source
Rail wheel alloy
Rain drop detecting device
Rapid conversion of metal-containing compounds to form...
Rapid decarburization steelmaking process
Rapid oxidation process of carbonaceous and pyritic gold-bearing
Rapid solidification of plasma sprayed magnetic alloys
Rapid surface cooling of solder droplets by flash evaporation
Rare earth metal doped directionally solidified eutectic alloy a
Rare earth metal silicide alloys
Rare earth metal stannides
Rare earth permanent magnet and method for making same
Rare earth-transition metal scrap treatment method
Re-Fe-B magnets and manufacturing method for the same
Reactant delivery apparatuses
Reaction apparatus and method
Reactor iron making
Reagent for zinc ore and method of utilizing same