| 发明名称 |
PROCESS FOR THE SURFACE TREATMENT OF NON METALLIC CASES SUCH AS CARTRIDGES, AND THE SO TREATED CASES |
| 摘要 |
The invention relates to a process for surface treating porous combustible cartridge cases, said process consisting in applying a first barrier layer on the outer surface of the case, and, on this layer a water impervious layer so that the case is rendered moisture- and waterproof without modification of its porous structure.
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| 申请公布号 |
US3727512(A) |
申请公布日期 |
1973.04.17 |
| 申请号 |
USD3727512 |
申请日期 |
1970.03.04 |
| 申请人 |
LES FORGES DE ZEEBRUGGE SA,BE |
发明人 |
BERGER C,DT |
| 分类号 |
F42B5/295;B05D7/00;F42B5/196;F42B5/307;(IPC1-7):F42B5/18 |
主分类号 |
F42B5/295 |
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