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C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
C05F7/00—Fertilisers from waste water, sewage sludge, sea slime, ooze or similar masses
C05F7/02—Fertilisers from waste water, sewage sludge, sea slime, ooze or similar masses from sulfite liquor or other waste lyes from the manufacture of cellulose
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FR32516D1926-08-191926-08-19Procédé d'application des lessives alcalines provenant de la préparation de la cellulose, à l'agriculture
ExpiredFR32516E
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