Last edited by Tozragore
Sunday, July 26, 2020 | History

2 edition of Polymeric materials for sealing radon gas into the walls of uranium mines found in the catalog.

Polymeric materials for sealing radon gas into the walls of uranium mines

John C Franklin

Polymeric materials for sealing radon gas into the walls of uranium mines

by John C Franklin

  • 256 Want to read
  • 19 Currently reading

Published by U.S. Dept. of the Interior, Bureau of Mines in [Washington] .
Written in English

    Subjects:
  • Radon,
  • Uranium mines and mining

  • Edition Notes

    Statementby John C. Franklin, Lee T. Nuzum ; Spokane Mining Research Center, and Adare L. Hill ; Environmental Improvement Agency, New Mexico
    SeriesReport of investigations - Bureau of Mines ; 8036, Report of investigations (United States. Bureau of Mines) -- 8036
    ContributionsNuzum, Lee T., jt. auth, Hill, Adare L., jt. auth, United States. Bureau of Mines, New Mexico. Environmental Improvement Agency, Spokane Mining Research Center (U.S.)
    The Physical Object
    Pagination[2], ii, 26 p. :
    Number of Pages26
    ID Numbers
    Open LibraryOL14914580M

      Radon is a radioactive gas. Alot of houses build near Uranium deposits have dangerously high radon levels. Especially in the basements. I hear some building materials contain Uranium so give off radiation. Im not sure if that gives off radon though. Abstract. Uranium, radium concentration and radon exhalation rate in twenty one building material samples collected from markets of Iraq were measured using the sealed-can technique based on the CR SSNTD values of effective radium content were found to vary from ( to ) Bq/kg with a mean value of Bq/kg.

      The accurate measurement of radon exhalation in underground uranium mines can be made by choosing the optimum size of accumulation chamber and a . The vicinity of fault zone showed high soil radon concentrations and potentials, which were conducive to uranium enrichment and rapid soil-gas diffusion near faults. High uranium content in.

    environmental contamination from uranium production facilities and their remediation proceedings of an international workshop on environmental contamination from uranium production facilities and their remediation organized by the international atomic energy agency and held in lisbon, 11–13 february international atomic energy agency. Scientifically, “radon” is known to be radon, the most abundant isotope of the element radon. As a noble gas, radon is colorless, odorless and chemically inert and cannot be detected by human senses. Also, since radon is not chemically reactive with most materials, it will move freely as a gas. Radon has a radiological half-life of


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Polymeric materials for sealing radon gas into the walls of uranium mines by John C Franklin Download PDF EPUB FB2

Polymeric materials for sealing radon gas into the walls of uranium mines. [Washington]: Bureau of Mines, [] (OCoLC) Online version: Franklin, John C. Polymeric materials for sealing radon gas into the walls of uranium mines. [Washington]: Bureau of. The Bureau of Mines conducted extensive laboratory and limited field tests to determine whether a polymeric material could effectively reduce the emanation rate of radon gas from uranium ore.

In the laboratory 46 different single-coat materials and 14 two-coat applications were tested. Polymeric materials for sealing radon gas into the walls of uranium mines [Franklin, John C.] on *FREE* shipping on qualifying offers.

Polymeric materials for sealing radon gas into the walls of uranium mines. The application of polymeric coatings to uranium mine openings can prevent radon gas from entering the mine atmosphere, thereby reducing miners' exposure to radon daughter products.

Of the 46 coating materials tested on uranium ore samples, three were found to be pct efficient as radon barriers, and 22 materials were judged at least 50 pct. Inside a Radioactive 'Health' Mine There are only half a dozen radon health mines in the United States, and all six of them are located within twenty minutes' drive of each other in western.

Radon gas is released into the air when uranium ore is mined and, to a lesser extent, during the production of uranium fuel for nuclear power plants. The CNSC regulates radon in Canada's nuclear facilities to protect workers, members of the public and the environment.

uranium itself, or from radon or other confounding factors. (2) EPA has not classified radium, radon or uranium for carcinogenicity.

() Physical Properties Natural uranium is a silver-colored radioactive metal that contains three forms (isotopes) of uranium: uranium, uranium, and uranium Uranium mines and mills also monitor concentrations of radon and its progeny in support of engineering design and workplace planning.

Alpha, beta and gamma radiation are emitted during the decay of radon gas to create lead–File Size: 94KB. Polymeric materials for sealing radon gas into the walls of uranium mines / ([Washington, D.C.]: Bureau of Mines, []), by John C.

Franklin, Adare L. Hill, Lee T. Nuzum, Spokane Mining Research Center (U.S.), and New Mexico. Environmental Improvement Agency (page images at HathiTrust). Radon is a chemical element with the symbol Rn and atomic number It is a radioactive, colorless, odorless, tasteless noble occurs naturally in minute quantities as an intermediate step in the normal radioactive decay chains through which thorium and uranium slowly decay into lead and various other short-lived radioactive elements; radon itself is the immediate decay product of ciation: /ˈreɪdɒn/ ​(RAY-don).

Naturally Occurring Radioactive Materials from Uranium Mining Volume 2: Investigation of Potential Health, Geographic, And Environmental Issues of Abandoned Uranium Mines U.S.

Environmental Protection Agency Office of Radiation and Indoor Air Radiation Protection Division (J) Pennsylvania Avenue Washington, DC   This paper presents an extensive literature review on the various sources of radon such as ore body, backfill mill tailings, broken ore and mine water in underground uranium mines.

This review also comprehensively investigates the influence of intrinsic factors such as ore grade, Ra content, water content, porosity and surface area of the materials and the extrinsic factors such as Cited by: 5. Uranium mining is the process of extraction of uranium ore from the ground. The worldwide production of uranium in amounted to 60, tonnes.

Kazakhstan, Canada, and Australia are the top three producers and together account for 70% of world uranium production. Other important uranium producing countries in excess of 1, tons per year are Niger, Russia, Namibia, Uzbekistan, China, the.

Radon is a radioactive gas associated with uranium mining, but also with other metal nonmetal underground mines and tunneling operations.

Radon is attached to fine dust particles in air that result from breaking uranium, thorium or radium-bearing rock with drilling, blasting and mucking operations. In underground uranium mines, radon is not only exhaled from the mine walls (ore body and waste rock) but also from the broken ores present in the stopes.

The ore, fragmented during the course of mining operations, provides a source of higher radon exhalation due to the increased exposed surface area (Thompkins & Cheng, ).Cited by: 6. A North Jersey Homeowner’s Guide to Radioactivity in Drinking Water: Uranium uranium, radon, or both.

A gross alpha test is the first step in determining the type and level of radioactivity in drinking water. This test sample for radon since radon is a gas and can.

Uranium has a half-life of billion years, so a billion-year-old rock has only half of the uranium with which it started. The half-life of radon is only days.

If a jar was filled with radon, in days only half of the radon would be left. Introduction. Among all the radon isotopes only two of them are important, namely Rn, the immediate decay product of Ra, deriving from the uranium series of natural radionuclides, which has a half-life of days, and Rn (thoron; Tn), the immediate decay product of Ra, deriving from the thorium series.

The short half-life of thoron, which is 56 s, reduces the possibility Cited by:   The ore veins contain radium as well as uranium.

Radium slowly decays into a radioactive gas called radon, which itself rapidly changes into a series of highly radioactive solid particles that. This film from the United States Bureau of Mines presents general descriptions of the hazards of radon daughters in uranium mines, and outlines the.

Radon. Radon is a colorless, odorless, radioactive gas derived from the decay of uranium along with thorium, radium, and other radioactive elements that naturally occur in granites as well as some metamorphic and sedimentary rocks."Polymeric Materials for Sealing Radon Gas into the Walls of Uranium Mines", Bureau of Mines, RIHammon, E.G., et al.

"Development and Evaluation of Radon Sealant for Uranium Mines", Lawrence Livermore Laboratory, UCRL -Franklin, J.C. and L.T. Nuzman, "Polymeric Materials for Sealing Radon Gas into the Walls of Uranium Mines," Spokane Mining Research Center, U.S. Bureau of .