Zobrazeno 1 - 10
of 21
pro vyhledávání: '"C.E. Luthe"'
Publikováno v:
Chemosphere. 36:231-249
Stack dioxins emissions at a coastal pulp mill burning salt-laden wood waste in its power boiler, at typical steam production rates, were found to be 0.089 ng/m 3 (in terms of toxicity equivalents (TEQs)). These levels are well within the guideline o
Autor:
C.E. Luthe
Publikováno v:
Chemosphere. 36:225-229
The results of a series of surveys carried out annually over the past six years indicate that dioxins effluent discharges from the bleached chemical pulping sector have been reduced to approximately 2 g/y, and the national average AOX on pulp to 0.9
Publikováno v:
Chemosphere. 35:557-574
An evaluation of the dioxins emissions from a power boiler fuelled with salt-laden wood waste has provided insights on potential control technologies. Whereas a reduction in stack particulate levels does not preclude a corresponding reduction in diox
Autor:
C.E. Luthe
Publikováno v:
Chemosphere. 32:2409-2425
Studies on the formation/destruction of dioxins associated with the pulping of wood artificially impregnated with an industrial grade of pentachlorophenol lend support to an earlier observation that ambient dioxins deposition may not necessarily be a
Autor:
R.M. Berry, C.E. Luthe
Publikováno v:
Chemosphere. 32:881-891
The position of the theoretical line describing dioxins control technology is dependent upon the concentration of dioxins precursors in brownstock. The tolerance of the bleaching process to precursor contamination increases as chlorine dioxide substi
Publikováno v:
Chemosphere. 30:661-670
To define current loadings and origins of dioxins contamination at bleached kraft mills successfully using dioxins control technology, samples of chips, brownstock, and fully bleached pulp were collected from such operations and analyzed for dioxins.
Publikováno v:
Chemosphere. 28:1883-1894
The role of chlorinated phenols as dioxins precursors in the bleach plant, was investigated. It was shown that these compounds are not significant in the formation of dioxins. Rather, the weight of evidence suggests that the precursors of the tetrach
Publikováno v:
Chemosphere. 19:741-744
After chlorination, brownstock pulp spiked with three different oil-based defoamers gave significantly elevated levels of 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) and 2,3,7,8-tetrachlorodibenzofuran (TCDF). This observation together with our findin
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Akademický článek
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