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Estimating historical exposures of workers in a beryllium ...

 · The was one of seven facilities included in the Ward et al. [1992] cohort. This study describes the methods used to develop exposure estimates for each job over time. The results of the case± control study are reported in a companion paper [Sanderson et al., 2000]. ...

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  • 2 Exposure Assessment | Health Effects of Beryllium ...

    2 Exposure Assessment | Health Effects of Beryllium ...

    500 2-day samples collected around a in PA. Eisenbud et al. 1949. Non-occupational. Ambient air sampling and modeling. Concentrations 0.75 miles from the ranged from 0.004 to 0.02 µg/m 3. Based on investigations of berylliosis case near a in Lorain, OH

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  • Brush Wellman Processing Plant In Cleveland, Ohio | The ...

    Brush Wellman Processing Plant In Cleveland, Ohio | The ...

    Overview Beryllium. Location 1 Aliquots. Owners 1 Records. Physiography 1 Records. Mine Overview. The Processing Plant is in Cleveland, Ohio and is part of the Cuyahoga Valley National Park. The Processing Plant is a processing plant. The Southern New York Section of the Appalachian Highlands characterize the geomorphology of the surrounding area.

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  • Cohort mortality study of workers at seven beryllium ...

    Cohort mortality study of workers at seven beryllium ...

    OBJECTIVES: To extend follow-up of cause-specific mortality in workers at seven and to estimate associations between mortality risk and exposure. METHODS: 9199 workers were followed for mortality from 1940 through 2005. Standardised mortality ratios SMRs were estimated based on US population comparisons ...

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  • Study seeks info on buried beryllium metal on Lorains ...

    Study seeks info on buried beryllium metal on Lorains ...

    On Oct. 23, 2018, the sun sets past the Lorain Municipal Boat Ramp, which also is the site of the former Brush Beryllium plant at Hamilton Avenue and First Street on Lorains waterfront. The...

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  • Refining Beryllium Ore | The Elements Unearthed

    Refining Beryllium Ore | The Elements Unearthed

     · In 1978, an addition was built on the plant to allow the of ore, making the Delta plant the only facility in the United States that processes either form of ore. When beryllium was identified by the U. S. government as a strategic metal for its critical uses in the aerospace industry, ore was purchased from mines in Brazil and stockpiled.

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  • Chronic beryllium disease and sensitization at a beryllium ...

    Chronic beryllium disease and sensitization at a beryllium ...

     · Viet SM, Torma-Krajewski, Rogers J. 2000. Chronic disease and sensitization at Rocky Flats: a case-control study. Am Ind Hyg Assoc J 61:244-254. Ward E, Okun A, Ruder A, Fingerhut M, Steenland K. 1992. A mortality study of workers at seven . Am J Ind Med 22:885-904.

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  • PDF Anything but beryllium: The beryllium industrys ...

    PDF Anything but beryllium: The beryllium industrys ...

    BISAC public response in this case suggested that con- They generated the argument that an acid mist exposure uni- founding could have been the cause of the high lung cancer que to the Lorain could be a confounder [BISAC memo, rates at the Be in Reading [Deubner et al., 2001].

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  • UA53-Beryllium Processing Attributes

    UA53-Beryllium Processing Attributes

    EXTRA Extraction CERAM Ceramic FOUND Foundry PROPEL Propellant MACH Machine shop, which processes , oxides, or an alloy containing more than 5% by weight OTHER Other Note: Incinerators used in ore, , oxide, alloys, or ...

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  • Chronic Beryllium Disease - CHEST

    Chronic Beryllium Disease - CHEST

    Beryllium has been processed in the United States since the early 1930s, when the usefulness of beryllium in aerospace and weapons manufacture was first recognized. The United States remains the largest manufacturer and exporter of beryllium to the global market Table 1. 2

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  • A mortality study of workers at seven beryllium processing ...

    A mortality study of workers at seven beryllium processing ...

    Occupational exposure to compounds is the most plausible explanation for the increased risk of lung cancer observed in this study. Continued mortality follow‐up of this cohort will provide a more definitive assessment of lung cancer risk at the newer and among cohort members hired in the 1950s or later at the older .

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  • refining beryllium unearthed

    refining beryllium unearthed

    Mining And Ore Processinjg. Refining Ore The Elements Unearthed Apr 14 2010· Refining Ore. With only 0.65 oxide or 4.5 lbs. per ton of in the final ore a process had to be engineered to economically concentrate the for final .

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  • beryllium used mills

    beryllium used mills

    used mills Our Purpose And Belief L&M Heavy Industry is committed to provide the global customers with the first-class products and superior service, striving to maximize and optimize the interests and values of the customers, and build bright future with high quality.

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  • A mortality study of workers exposed to insoluble forms of ...

    A mortality study of workers exposed to insoluble forms of ...

    : an etiologic agent in the induction of lung cancer, nonneoplastic respiratory disease and heart disease among industrially exposed workers. Environ Res 21:15–34. Ward E, Okun A, Ruder A, Fingerhut M, Steenland K. 1992. A mortality study of workers at seven …

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  • Beryllium Notification 2011 - Centers for Disease Control ...

    Beryllium Notification 2011 - Centers for Disease Control ...

    at one of seven during 1940 -1969. The . are or were located in: • Lorain, Ohio • Luckey, Ohio • Cleveland, Ohio These plants were chosen because they For this study, yearly exposure was estimated for each job. These estimates were used to assess whether exposure could be

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  • Kawecki-Berylco Alloys Company Processing Plant In Reading ...

    Kawecki-Berylco Alloys Company Processing Plant In Reading ...

    The Kawecki-Berylco Alloys Company is in Reading, Pennsylvania. Historically the site has been part of the Reading Area. The Kawecki-Berylco Alloys Company is a . The Piedmont Upland of the Appalachian Highlands characterize the geomorphology of the surrounding area.

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  • Beryllium Chemistry and Processing - Kenneth A. Walsh ...

    Beryllium Chemistry and Processing - Kenneth A. Walsh ...

    compounds of industrial interest are identified and discussed. Alloying, casting, powder forming, metal removal, joining and other manufacturing are covered. The...

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  • Wonder Beryllium Copper Processing Process | Wonder Copper

    Wonder Beryllium Copper Processing Process | Wonder Copper

    At present, our rolling has two reversible cold rolling mills, two annealing furnaces, two grinders and other equipment. The thickness range processed by the reversible cold rolling mill is between 0.1mm-1.2mm, the hardness range is between 1/4H-H, the thickness tolerance is between 0.01mm-0.05mm, and the width of the steel strip is between 150mm-350mm.

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  • Is beryllium-induced lung cancer caused only by soluble ...

    Is beryllium-induced lung cancer caused only by soluble ...

    Since the publication of NIOSH’s quantitative exposure–response analyses of workers,5 6 two main criticisms have been directed at the studies’ relevance to the current workforce8 9: first, it has been suggested that the three in the NIOSH studies were primarily handling ‘soluble’ forms of .

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  • Beryllium Compliance Guide - Housekeeping

    Beryllium Compliance Guide - Housekeeping

    Except for intra- transfers, materials designated for recycling or reuse that contain at least 0.1 percent by weight or are contaminated with must be cleaned to be as free as practicable of or placed in enclosures that prevent the release of -containing particulate or solutions under normal conditions ...

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