Firedoor constructions including gypsum building product

Static structures (e.g. – buildings) – Sectioned imperforate facing within perpheral frame; e.g.,...

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5230912, 106732, 106772, 428921, E06B 370

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active

051559595

ABSTRACT:
Firedoor constructions manufactured from board compositions containing calcium sulfate in hemi-hydrate or anhydrous form and fibrous additives, including pulped paper fibers preferably derived from waste newspaper, capable of being formed into firedoor members having superior mechanical properties and/or fire resistance.

REFERENCES:
patent: 2076349 (1937-04-01), Porter et al.
patent: 2322194 (1943-06-01), King
patent: 2882175 (1959-04-01), Bailly
patent: 2913308 (1959-11-01), Dailey
patent: 3376147 (1968-04-01), Dean
patent: 3390003 (1968-06-01), Cooper
patent: 3616173 (1971-10-01), Green et al.
patent: 3839059 (1974-10-01), Rothfelder et al.
patent: 3951735 (1976-04-01), Kondo et al.
patent: 4047962 (1977-09-01), Copeland
patent: 4127628 (1978-11-01), Uchida et al.
patent: 4159302 (1979-06-01), Greve et al.
patent: 4174230 (1979-11-01), Hashimoto et al.
patent: 4202857 (1980-05-01), Lowe
patent: 4214027 (1980-06-01), Knauf et al.
patent: 4222984 (1980-09-01), Ladwig
patent: 4239716 (1980-12-01), Ishida et al.
patent: 4252568 (1981-02-01), Bounini
patent: 4328178 (1982-05-01), Kossatz
patent: 4343127 (1982-08-01), Greve et al.
patent: 4557973 (1985-12-01), Ali
patent: 4645548 (1987-02-01), Take et al.
patent: 4678702 (1987-07-01), Lancaster et al.
patent: 4734163 (1988-03-01), Eberhardt et al.
patent: 4748771 (1988-06-01), Lehnert et al.
patent: 4810569 (1989-03-01), Lehnert et al.
patent: 4811538 (1989-03-01), Lehnert et al.
patent: 4840688 (1989-06-01), Vogt
Louisiana-Pacific Trade Literature for Fiberbond, fiber gypsum wallboard (Apr., 1991).
Proceedings of the Second International Inorganic Bonded Wood and Fiber Composite Materials Conference, Kraemer and Lempfer, "Gypsum Fiberboard-History and Outlook," 1991, pp. 77-84.
Proceedings of the Second International Inorganic Bonded Wood and Fiber Composite Materials Conference, Natus, G., "Gypsum Fiberboard Production in Nova Scotia, Canada," 1991, pp. 85-87.
Proceedings of the Second International Inorganic Bonded Wood and Fiber Composite Materials Conference, Godfrey, J., "Experiences in Gypsonite Manufacturing," 1991, pp. 83-93.
Proceedings of the Second International Inorganic Bonded Wood and Fiber Composite Materials Conference, Takahashi, Watanabe, Koga and Kaneko, "Gypsum-Cellulose Fiberboard by the Hatschek Process," 1991, p. 94.
Proceedings of the Second International Inorganic Bonded Wood and Fiber Composite Materials Conference, Furman, H., "Marketing Opportunities for Gypsum Fiberboard," 1991, pp. 133-135.
Sattler et al., "Gypsum-Bonded Particleboards and Fiberboards," Fiber and Particleboards Bonded with Inorganic Binders, pp. 19-25 (presented orally Oct. 24-26, 1988, copyright 1989).
Bahner et al., "New Equipment for Forming Gypsum and Cement Fiberboards from an Aqueous Slurry," Fiber and Particleboards Bonded with Inorganic Binders, pp. 94-97 (presented orally Oct. 24-26, 1988, copyright 1989).
R. Miller, "The Wurtex System for Gypsum Fiberboard," Fiber and Particleboards Bonded with Inorganic Binders, pp. 103-106 (presented orally Oct. 24-26, 1988, copyright 1989).
"Inorganically Bonded Wood," A. A. Moslemi, Chem. Tech., Aug. 1988, pp. 504-510.

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