Fire door with improved fire resistance
Номер патента: DE19525961A1
Опубликовано: 23-01-1997
Автор(ы): Friedrich Weisschaedel
Принадлежит: WEBU SPEZIALTUEREN GmbH
Опубликовано: 23-01-1997
Автор(ы): Friedrich Weisschaedel
Принадлежит: WEBU SPEZIALTUEREN GmbH
Реферат: A fire door consists of a layer construction, composed of a door plate with a core section made of a fire retarding material, a surface layer made of wood and/or veneer and/or cover layers. The core section consists of a mineral fibre plate (2) with a binding agent which is fire resistant. The binding agent is pref. an inorganic substrate.
Fire door
Номер патента: US20140047785A1. Автор: John Wilkinson,Mark Drake,Bobby Neal Strickland,Thomas Janicak,Jeffrey Badgett. Владелец: Assa Abloy Door Group LLC. Дата публикации: 2014-02-20.