Biochar product, its use in fertilizers, and methods of making the biochar

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United States of America Patent

PATENT NO 11702374
SERIAL NO

17336804

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Abstract

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The present application relates to an iron impregnated biochar and its use as a fertilizer. The iron impregnated biochar of the present application has a ratio of iron (III) to iron (II) ranging from 5:1 to 10:1. The biochar may be produced by a method including treating the biomass with an iron (II) ion solution, pyrolyzing the iron (II)-treated biomass in an oxidative environment and recovering the biochar product from the pyrolyzed iron (II)-treated biomass.

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Patent Owner(s)

Patent OwnerAddress
IOWA STATE UNIVERSITY RESEARCH FOUNDATION INC1805 COLLABORATION PLACE SUITE 2100 AMES IA 50010

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bakshi, Santanu Ames, US 3 0
Brown, Robert C Ames, US 62 870
Smith, Ryan G Ames, US 13 9

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