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pro vyhledávání: '"Gerry O. Wood"'
Autor:
Gerry O. Wood
Publikováno v:
Journal of Occupational and Environmental Hygiene. 2:414-423
A mathematical model has been developed to estimate service lives of air-purifying respirator cartridges that remove gases reactively from flowing air. Most gases, because of their high volatility and low polarizability, are not effectively removed b
Publikováno v:
Carbon. 42:1351-1355
This paper gives an overview of the recent developments in the use of the Wheeler–Jonas equation. Extensive experimental work has been done by measuring breakthrough times of different types of activated carbon beds, under different experimental co
Autor:
Gerry O. Wood
Publikováno v:
Carbon. 40:685-694
Published breakthrough time, adsorption rate, and capacity data for components of organic vapor mixtures adsorbed from flows through fixed activated carbon beds have been analyzed. Capacities (as stoichiometric centers of constant pattern breakthroug
Autor:
Gerry O. Wood
Publikováno v:
Carbon. 40:231-239
Published models and options for predicting equilibrium adsorption capacities of multicomponent mixtures using single component Dubinin/Radushkevich isotherm equations and parameters were reviewed. They were then tested for abilities to predict total
Publikováno v:
AIHAJ - American Industrial Hygiene Association. 62:494-507
This article reviews efforts by researchers and organizations around the world to identify chemicals as substitutes for carbon tetrachloride in measuring activated carbon activity (adsorption capacity) or organic vapor air-purifying respirator cartri
Autor:
Gerry O. Wood
Publikováno v:
Carbon. 39:343-356
A historical review presents the assumptions and approximations made in the Polanyi and Dubinin adsorption theories, which have defined the affinity coefficient β and proposed parameters to calculate it. A previous compilation of experimental β [Wo
Autor:
Andrew R. McFarland, Gerry O. Wood, Charles I. Fairchild, Carlos A. Ortiz, Arnold Muyshondt, John C. Rodgers
Publikováno v:
Health Physics. 70:25-35
Alternative reference methodologies have been developed for sampling of radionuclides from stacks and ducts, which differ from the methods previously required by the United States Environmental Protection Agency. These alternative reference methodolo
Autor:
Gerry O. Wood
Publikováno v:
American Industrial Hygiene Association Journal. 56:788-793
A typical ventilation exhaust stack has been studied for gas mixing and uniformity of flow. A test gas, sulfur hexafluoride (SF6), was introduced into a rectangular duct entering the 30.5-cm (12 inch) interior diameter stack at 45°. Cross sectional
Autor:
Gerry O. Wood
Publikováno v:
American Industrial Hygiene Association Journal. 55:11-15
Procedures were developed for estimating service lives of air-purifying organic vapor respirator cartridges, including methods for untested compounds and use conditions (concentration, temperature, and airflow rate). Correlations of adsorption capaci
Autor:
Gerry O. Wood, Jay L. Snyder
Publikováno v:
Journal of occupational and environmental hygiene. 8(10)
Reuse of organic vapor air-purifying respirator cartridges after a job or shift can provide economy and energy savings. However, standards and manufacturers' guidance discourage reuse, presumably due to a lack of quantitative objective exposure and u