发明名称 |
Exothermic composition and warming bag containing the same |
摘要 |
This invention is an exothermic composition prepared by mixing an iron powder with a mixed fibrous and carbonaceous powder as impregnated with a solution prepared by dissolving a proper amount of a neutral salt in an aqueous solution of an alkali or alkaline weak acid salt so as to mature when left sealed and a warming bag wherein said exothermic composition is contained in a ventilative inner bag provided in a part with a group of ventilating holes and a nonventilative label covering it and this inner bag is contained in a nonventilative outer bag.
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申请公布号 |
US4268272(A) |
申请公布日期 |
1981.05.19 |
申请号 |
US19790041344 |
申请日期 |
1979.05.22 |
申请人 |
ITO, EIICHI |
发明人 |
TAURA, MIYAKO |
分类号 |
A47J36/28;A61F7/03;C09K5/18;F24J1/00;(IPC1-7):F24J1/00;F24J3/04 |
主分类号 |
A47J36/28 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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