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on 17 May 1999
N-Viro Energy Systems Ltd.
74117099 · 20 Nov 1990
001
inviro-lime,alkaline admixture primarily consisting of kiln dust used ...
on 25 Jan 1999
N-Viro Energy Systems Ltd.
74117009 · 20 Nov 1990
009
alkaline admixture primarily consisting of kiln dust used in the proce...
on 19 May 1993
N-Viro Energy Systems Ltd.
74114197 · 09 Nov 1990
040
"SOIL",enviro-soil,waste treatment services for processing sludge into...
on 01 Oct 1992
N-Viro Energy Systems Ltd.
74114195 · 09 Nov 1990
001
enviro-tech,artificial soil substitute produced form wastewater sludge...
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