32 results for “Union Carbide Corporation”, page 1 of 2
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Company document · Union Carbide documents · September 5, 1972
Paul W. McDaniel to W. N. Johnson on Gravimetric vs. Fiber-Count Evaluation of Asbestos (1972)
Confidential internal letter from the Medical Department's industrial hygiene engineer to W. N. Johnson of Mining & Metals about using a gravimetric (weight) system to evaluate asbestos. It reports that a brief trial at King City found no…
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Company document · Union Carbide documents · June 7, 1967
C. U. Dernehl to T. J. Hall on the Sayers Asbestos Report, Coalinga Fiber Injection Studies and the Threshold Limit Value (1967)
Letter from Union Carbide's Associate Medical Director to a colleague at Union Carbide Europa in Geneva. It comments on the report "Asbestos As A Health Hazard In The United Kingdom" by I. C. Sayers and…
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Company document · Union Carbide documents · March 21, 1970
C. U. Dernehl to C. E. Metten on the Toxicity of Calidria Asbestos (1970)
Internal Union Carbide memo from the Associate Medical Director to C. E. Metten on the toxicity of Calidria asbestos. It describes an injection test in rats and rabbits comparing Calidria with a standard long fibre asbestos…
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Company document · Union Carbide documents · November 5, 1973
P. W. McDaniel to F. H. Larrison, Jr. on Air Samples Taken at the King City South Fence Line (1973)
Internal letter marked CONFIDENTIAL in which the Medical Department's industrial hygiene engineer reported air samples he collected on October 24, 1973 at the south fence line of the King City site. He gave fiber counts of 0.16 and 0.12 fibers/ml (5…
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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 · November 6, 1972
P. W. McDaniel to F. H. Larrison on Dust Counts of Air Samples Collected at King City (1972)
Internal Union Carbide letter marked CONFIDENTIAL from the Medical Department's industrial hygiene engineer to the King City mill, reporting airborne fiber counts from samples taken October 18-19, 1972. It compares 25 mm and 47…
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Company document · Union Carbide documents · June 7, 1967
C. U. Darnehl to T. J. Hall on the Sayers Asbestos Report and Injection Studies of Coalinga Fiber (1967)
Letter from Union Carbide's Associate Medical Director to a colleague at Union Carbide Europa in Geneva. It comments on I. C. Sayers' report 'Asbestos As A Health Hazard In The United Kingdom' and describes preliminary…
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Company document · Union Carbide documents · January 31, 1966
P. W. McDaniel to J. Riddle on Dust Determinations at the King City Plant (1966)
Internal correspondence from the Medical Department reporting dust determinations made at the King City plant on January 25-26, 1966, in millions of particles per cubic foot (MPPCF) at several plant locations. All points exceeded the 5.0 MPPCF…
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Company document · Union Carbide documents · September 11, 1975
L. J. LaPrance to W. J. Ziemba on Asbestos and Carbon Fiber Air Sampling at the Tarrytown Technical Center (1975)
…amines and fish toxicity, computer data room noise) Union Carbide Chemicals Division laboratory manual industrial hygiene method for determining amines in air (gas chromatography), enclosure Photocopied reference table on amines and amino compounds and their effects…
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Company document · Union Carbide documents · June 1, 1972
Paul W. McDaniel to J. L. Myers on Asbestos Dust Exposure Study at American Biltrite, Los Angeles (1972)
Internal Union Carbide letter from the Medical Department's industrial hygiene engineer reporting a May 24, 1972 air-sampling study at American Biltrite Co., Los Angeles, of asbestos dust exposure in vinyl floor tile production. It…
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Company document · Union Carbide documents · April 15, 1976
John J. Welsh, M.D., to F. H. Larrison, Jr., on Procedure for Employees with Work-Aggravated Lung Conditions (1976)
Internal Union Carbide letter from the Medical Department to the Metals Division at King City replying to a March 22 letter. It relays advice from Corporate Employee Relations on handling an employee found to have a…
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Company document · Union Carbide documents · April 15, 1976
Two Letters from John J. Welsh, M.D., on an Asbestos Plant Inspection by Dr. W. Clark Cooper and on Handling Employees with Work-Aggravated Lung Conditions (1976)
Two letters dated April 15, 1976 from Union Carbide's Corporate Medical Director. The first invites Dr. W. Clark Cooper of Equitable Environmental Health to inspect the King City asbestos plant and report with recommendations at…
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Company document · Union Carbide documents
C. U. Dernehl Memo to Chemicals & Plastics, Los Angeles, on the Toxicity of Calidria Asbestos
One-page memo from the Associate Medical Director to a Chemicals & Plastics contact in Los Angeles on the toxicity of Calidria asbestos. It says asbestos has little acute toxicity and that harm usually appears after 15-20 years of exposure. It…
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Company document · Union Carbide documents · December 4, 1973
P. W. McDaniel to F. H. Larrison, Jr. Transmitting Fiber Counts from King City Air Samples (1973)
Confidential internal letter from the Medical Department's industrial hygiene engineer to the King City plant, transmitting a tabulation of fiber counts from air samples collected November 13 and 14, 1973. It states that time weighted averages were…
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Company document · Union Carbide documents · July 23, 1975
L. J. LaPrance to R. P. Wooldridge on Asbestos Air Sampling in Acetylene Cylinder Operations, Linde Speedway Factory (1975)
Letter from the Medical Department's industrial hygienist reporting phase contrast microscopy results for eleven air samples taken for asbestos in the second quarter of 1975 in the Linde acetylene cylinder operations at Speedway Factory. The letter…
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Company document · Union Carbide documents · March 31, 1970
C. U. Dernehl to C. E. Martan on Toxicity of Calidria Asbestos (1970)
Memo from the Medical Department's Associate Medical Director on the toxicity of Calidria asbestos. It reports that Calidria injected intraperitoneally into rats and rabbits was slightly more fibrogenic than a standard long fibre asbestos. It…
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Company document · Union Carbide documents · May 22, 1973
K. S. Lane (Medical Department) to Robert F. X. Fusaro on Review of Calidria Safe-Use Study Against the NIOSH Criteria Document (1973)
Internal letter from the Medical Department to the Law Department commenting on the Mining & Metals Division's seven-page report "The Safe Use of Calidria RG-244" and its six-page slide presentation. The letter compares the report's statements on…
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Company document · Union Carbide documents · November 5, 1973
P. W. McDaniel to F. H. Larrison, Jr. on Air Fiber Counts at the King City South Fence Line (1973)
Internal letter marked Confidential in which the Medical Department's industrial hygiene engineer reported fiber counts from air samples collected at the south fence line of the King City plant on October 24, 1973. Two samples read 0.16 and 0.12…
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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 · December 4, 1973
P. W. McDaniel to F. H. Larrison, Jr. Transmitting Fiber Counts from King City Air Samples (1973)
Internal Union Carbide letter marked Confidential, sent from the Medical Department to the King City plant, transmitting a tabulation of fiber counts from air samples collected at King City on November 13 and 14, 1973. The…