6 results for “Union Carbide Corporation”
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Company document · Union Carbide documents · December 27, 1968
Paul W. McDaniel to J. A. Riddle on December 1968 Dust Counts at the King City Asbestos Facility (1968)
Internal letter from Union Carbide's industrial hygiene engineer to the King City plant, reporting dust counts from impinger and filter samples taken December 10-12, 1968 and comparing them with the 5.0 MPPCF limit…
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Company document · Union Carbide documents · September 18, 1970
P. W. McDaniel to J. A. Riddle on Electron Micrographs of King City Plant Dust Samples (1970), with May 1972 King City Dust Count Data and F. H. Larrison Jr. Cover Memo to P. McDaniel
A September 18, 1970 internal letter from Paul W. McDaniel to J. A. Riddle at King City discusses electron micrographs and a laboratory report on airborne dust samples from the King City plant, including a respirator filter test. It is followed by a…
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Company document · Union Carbide documents · June 20, 1969
Paul W. McDaniel to J. A. Riddle on Airborne Dust Counts at the King City Plant (1969)
Internal letter from the Medical Department's industrial hygiene engineer to the King City plant, reporting airborne dust counts from samples collected on June 11 and 12, 1969. He counted particles of 5 microns or longer at eight plant locations,…
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Company document · Union Carbide documents · January 1968
Two 1968 Letters Between J. A. Riddle and P. W. McDaniel on Mesothelioma, Crocidolite, Chrysotile and the 5 MPPCF Dust Limit (1968)
Two internal Union Carbide letters. On January 11, 1968, J. A. Riddle at King City sent Paul McDaniel a San Francisco Chronicle article on mesothelioma and asbestos and asked whether 5 MMPCF was still adequate and…
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Company document · Union Carbide documents · July 7, 1966
Paul W. McDaniel to J. A. Riddle on June 1966 Dust Counts at the King City Mine and Mill (1966)
Internal correspondence from the Medical Department reporting dust counts taken at the King City mine and mill on June 22-23, 1966, in millions of particles per cubic foot (MPPCF), with remarks on each location. It recommends respirators, better…
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Company document · Union Carbide documents · August 29, 1967
Paul W. McDaniel to J. A. Riddle on Dust Survey Results at the King City Asbestos Mill (1967)
Internal Union Carbide letter reporting results of a dust concentration survey at the King City asbestos mill on August 22-23, 1967, with readings in MPPCF at ten sampling locations. It states the recommended limit of…