METHOD FOR PRODUCING AN ANION-EXCHANGING MINERAL AND USE OF SAID MINERAL

• Main Authors: BULL, CLAUS, SEWARD, PAUL, BEAVERS, KIRSTIN, KUHLMANN, HERMANN, BUHL, JOSEFRISTIAN, SCHENK, MANFRED
• Format: Patent
• Language: English; French; German
• Published: 24.06.1999
• Edition: 6
• Subjects: ADHESIVES; CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY; CHEMISTRY; COMPOUNDS THEREOF; DYES; FERTILISERS; FERTILISERS CHARACTERISED BY THEIR FORM; FERTILISERS PRODUCING CARBON DIOXIDE; INORGANIC CHEMISTRY; INORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C; MANUFACTURE THEREOF; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENTSUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVINGA SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES,SOIL-CONDITIONERS, WETTING AGENTS; NATURAL RESINS; NON-METALLIC ELEMENTS; PAINTS; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; POLISHES; THEIR RELEVANT APPARATUS; TRANSPORTING; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Mineralien, die Anionen, insbesondere NO3<->, reversibel binden, d.h. austauschen können, sind als Dünge- und Bodenverbesserungsmittel sowie zur Reinigung und Aufbereitung von Wässern - hier insbesondere zur Entfernung von Nitrat - einsetzbar. Bevorzugt handelt es sich bei den verwendeten Mine...