LEACHABILITY OF TRACE ELEMENTS FROM THE AGED AND FRESH SPENT SHALE DEPOSIT – A FIELD STUDY von Irha, Natalya, Reinik, Janek, Steinnes, Eiliv, Urb, Gary, Kirso, Uuve, Jefimova, Jekaterina

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Atmospheric chamber study of oil shale fly ash particles from circulating fluidized bed and pulverized firing processes von Urb, G, Teinemaa, E, Kamens, R M, Kirso, U, Tenno, T

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Release of 22 elements from bottom and fly ash samples of oil shale fueled PF and CFB boilers by a two-cycle standard leaching test von Reinik, Janek, Irha, Natalya, Steinnes, Eiliv, Urb, Gary, Jefimova, Jekaterina, Piirisalu, Eero

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Changes in trace element contents in ashes of oil shale fueled PF and CFB boilers during operation von Reinik, Janek, Irha, Natalya, Steinnes, Eiliv, Urb, Gary, Jefimova, Jekaterina, Piirisalu, Eero, Loosaar, Jüri

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A METHOD OF PRODUCING CARBON MATERIALS FROM FEEDSTOCK GASES von KARU, EINAR, URB, GARY

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Assessment of environmental impact of oil shale fly ash from PF and CFB combustion von Urb, Gary

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Atmospheric chamber study of oil shale fly ash particles from circulating fluidized bed and pulverized firing processes/Polevkivi poletamisel keevkiht- ja tolmpoletustehnoloogial t... von Urb, Gary, Teinemaa, Erik, Kamens, Richard M, Kirso, Uuve, Tenno, Toomas

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The role of laboratory and field leaching tests in hazard identification for solid materials von Kirso, Uuve, Irha, Natalya, Reinik, Janek, Urb, Gary, Laja, Margit

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The role of laboratory and field leaching tests in hazard identification for solid materials : Chemicals, Human and Environment von KIRSO, Uuve, IRHA, Natalya, REINIK, Janek, URB, Gary, LAJA, Margit

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Levels of atmospheric pollution and air quality in Tallinn von Urb, Gary

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