Boehringer Ingelheim Gmbh

Gunther Voss

Peter Gruber

This invention is directed to a method for the non-contact application of letters or symbols to the exterior surfaces of uncoated tablets or uncoated tablet cores, which comprises dotting color solution or suspension by means of an ink-jet printer in specific quantity in the form of discrete droplets of specific volume onto the exterior surfaces of the uncoated tablets or uncoated tablet cores.

Method for ink-jet printing on uncoated tablets or uncoated tablet cores

A method and apparatus for the coating of molding tools which comprises dispersing liquid or suspended lubricant in directional manner before each pressing operation in discrete, specific droplets onto the pressing zones of the molding tools, said dispersing being effected by means of f.i. piezoelectric transducers.

Method and apparatus for lubricating molding tools

A method for spraying compression tools, for example, consisting of upper and lower die and matrix, of machines for the manufacture of molded articles, which comprises applying dissolved, molten or suspended lubricants to the tool surfaces, generally before each compression operation, by means of an intermittently and briefly spraying nozzle system.

Method of lubricating compression tools of molding machines

A method for the preparation of pharmaceuticals which comprises using a piezoelectric dosing system to dot liquid, dissolved or suspended active substance onto a pharmaceutical carrier.

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Diessen, Germany

Gunther Voss