C - Chemistry – Metallurgy – 05 – F
Patent
C - Chemistry, Metallurgy
05
F
260/133
C05F 7/02 (2006.01)
Patent
CA 1037468
- 1 - Soil Conditioners and Fertilizers from Spent Sulfite Liquor Abstract of the Disclosure Spent sulfite liquor is converted into a nitrogen containing water insoluble product useful as a soil condi- tioner and fertilizer. The spent sulfite liquor is heated at a temperature of 170 to 260°C to form a partially pyrolyzed water insoluble material and the water insoluble material is then reacted with ammonia at a temperature of 170 to 260°C. - 1 -
233677
Herrick Franklin W.
Sears Karl D.
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