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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0690268 (1991-04-24) |
발명자 / 주소 |
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인용정보 | 피인용 횟수 : 21 인용 특허 : 0 |
Cast iron fittings are coupled with reducer fittings in a fluid handling network to reduce the flow diameter in various pipe sections of the network. Each main fitting and reducer fitting has two or more tabs about their mating open ends which are aligned and connected one to the other to maintain t
A pipe coupling system for a fluid handling network comprising: a cast iron pipe fitting having a central body with first and second ends having openings therein: said fitting having radially outwardly projecting, circumferentially-space, tabs about each of said open ends; said tabs defining restrai
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