Process for the preparation of nitrogen-dioxide-free nitric oxide

• Main Authors: VAAHS, TILO, SCHLEICHER, ANDREAS, SIXL, WOLFGANG, DPH, FRANK, GEORG
• Format: Patent
• Language: English; French; German
• Published: 29.07.1998
• Edition: 6
• Subjects: CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY; CHEMISTRY; COMPOUNDS THEREOF; DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY; HUMAN NECESSITIES; HYGIENE; INORGANIC CHEMISTRY; INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; MEASURING; MEDICAL OR VETERINARY SCIENCE; METALLURGY; NON-METALLIC ELEMENTS; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; PHYSICS; PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES; SEPARATION; TESTING; THEIR RELEVANT APPARATUS; TRANSPORTING

A process for removing NO2 from gases or liqs., in which the gas or liq. is brought into contact, in the presence of water, with a material (I) contg. a sulphur-contg. polymer (II). Also claimed are (i) a filter material contg. (II) and water and (ii) a filter contg. (II) and water, for removing NO2 from gases and liqs.