74157834
Apr 16, 1991
medical gases, including oxygen, nitrogen, CO2/nitrogen mixtures for respiratory gases, etheylene oxide for medical instrument sterilization, nitrogen oxide for dermatology, blood gas mixtures, including CO2/nitrogen/oxygen mixtures, biological anaerobic atmospheres, xenon/oxygen mixtures for CAT scan to image cerebral blood flow, xenon CO2 mixtures and other gases for lung diffusion tests, laser gases for medical uses and blood gas analysis mixtures for analyzing blood gases, all for use in the medical profesion
Pharmaceuticals