Liquid purification or separation – Processes – Chemical treatment
Patent
1994-11-18
1996-11-19
McCarthy, Neil
Liquid purification or separation
Processes
Chemical treatment
422 28, 422 32, C02F 150, C02F 1100
Patent
active
055759289
ABSTRACT:
There is disclosed a process and product made by said process, for conversion of organic waste sludges bearing potentially pathogenic bacteria into a non-odoriferous, non-pathogenic agricultural medium which is highly nutritious to plant life; which process includes: blending the organic sludge with an effective amount of at least one of a class of chemical compounds which form methyl isothiocyanate ("MITC") in aqueous solution, such as sodium N-methyldithiocarbamate; blending the MITC treated sludge with an effective amount of electrolytic soil additive; blending the MITC and soil conditioner treated sludge with an effective amount of a hydrophilic polymer, such as potassium polyacrylate; and, blending the MITC, soil electrolytic additive, hydrophilic polymer treated sludge with organic bulking agents and inorganic conditioning materials.
REFERENCES:
patent: 3942970 (1976-03-01), O'Donnell
patent: 4067896 (1978-01-01), Pierce
patent: 4729831 (1988-03-01), Fujino
patent: 4732684 (1988-03-01), Fujino
patent: 4935447 (1990-06-01), Philips et al.
patent: 5077314 (1991-12-01), Philips et al.
Mayeux, Jr. Eddie P.
Peltier, Jr. Morris
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