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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0276304 (1994-07-18) |
발명자 / 주소 |
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인용정보 | 피인용 횟수 : 22 인용 특허 : 0 |
A method for retro-fit forming firestops in existing wall structures of apartments, condominiums and other buildings. The method eliminates the need for removing entire drywall panels or strips of drywall panel in order to install the firestops required by 2516 F-2 of the uniform the building code.
A method of firestoping by (for) retrofit forming horizontal firestop by blowing insulation into selected wall spaces of existing two hour common or party walls of buildings such as apartments and condominiums, said buildings all having conventional structure that has cavities called stud bays forme
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