Dual bed xylene isomerization
Dual catalyst sequential method for production of sorbitol...
Dual demetalling of oxo products with catalyst recycle
Dual function process for isomerization and ring opening of...
Dual inhibitors of no synthase and cyclooxygenase, process...
Dual inhibitors of wax ester and cholesteryl ester synthesis...
Dual step process for producing isobutylene from propylene...
Durability improving agent for cement-hydraulic-set...
Dyarylacetylenes, their preparation and their use
Dye composition with sulfur-containing p-phenylenediamines...
Dyeing composition for keratinic fibers containing aromatic...
Dyeing compositions for human hair and novel etheroxydes in...
Dyes for keratin fibers, the dyes containing...
Dyestuff
Dynamic resolution of isomers and resolved isomers