H 2 O 2 decomposition catalyst
H.sub.2 S abatement in geothermal steam during stacking operatio
H.sub.2 S abatement with stabilized chelates in geothermal drill
H.sub.2 S Removal
H.sub.2 S Removal from gas streams
H.sub.2 S removal from gas streams
H.sub.2 S removal process
H.sub.2 S Removal process
H.sub.2 S removal process and composition
Hafnium dioxide purification
Hafnium radioisotope recovery from irradiated tantalum
Halidation of manganiferous ore to obtain metal values and recov
Halide-free process for the synthesis of ETS-10
Halo-zeo-type materials
Halogen absorbtion using vegetable oils and surfactants
Halogen hydrate formation from halogen and finely divided aqueou
Halogen modification of aluminophosphate molecular sieves
Halogen recovery
Halogen tin electrodeposition bath sludge treatment
Halogenation of lead sulfide