Abstract: In a process for preparing aldehydes and/or alcohols having from 6 to 30 carbon atoms by hydroformylation of olefins by means of synthesis gas in the presence of a catalyst at from 120° C. to 210° C. and pressures of from 100 to 400 bar, a reaction mixture comprising olefins, synthesis gas and catalyst or catalyst precursor is, according to the present invention, introduced at high velocity into a high-pressure reactor via a nozzle having an adjustable flow cross section.

Abstract: In a process for preparing aldehydes and/or alcohols having from 6 to 30 carbon atoms by hydroformylation of olefins by means of synthesis gas in the presence of a catalyst at from 120° C. to 210° C. and pressures of from 100 to 400 bar, a reaction mixture comprising olefins, synthesis gas and catalyst or catalyst precursor is, according to the present invention, introduced at high velocity into a high-pressure reactor (10) via a nozzle (16) having an adjustable flow cross section.

Abstract: An apparatus for assembling parts in a specified order to steps into a desired device where the parts are located in a plurality of material supply positions comprising a fixed base plate having a plurality of openings transparent to light therein, a plurality of assembly positions, an adapter plate positioned parallel to the base plate having a plurality of openings therein congruent with the openings in the base plate, a light source movably attached to the base plate for selectively shining through the openings in the base plate and the adapter plate, glass fiber optics for transmitting light from the light source to the assembly positions and the material supply positions which include a plurality of fittings secured in the openings of the base plate and the adapter plate, and glass fiber optic conduits extending between the selected fittings and the assembly positions and the material supply positions, and a mechanism for sequentially moving the light source from opening to opening.