Rotary shafts, gudgeons, housings, and flexible couplings for ro
Torque transmitted via flexible element
Coil spring
Inventor
active
Alkylation of aromatics with alpha-olefins
Alternating copolymers of olefinically unsaturated sulfonate sal
Anionic group VIII metal hydride catalysts
Aqueous epoxidation process using modified titanium zeolite
Catalyst preparation and epoxidation process
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