| 摘要 |
1445056 Nitrocellulose casings RAUFOSS AMMUNISJONSFABRIKKER AS 15 May 1974 [25 May 1973] 21646/74 Heading C3F [Also in Division F3] A combustible cartridge casing comprises a wall wound from fibre reinforced, nitrocellulose textile thread, the windings of which are bonded together, e.g. with nitrocellulose or polyurethane. At least two layers of threads are wound one on the other. The wall is coated with a waterproofing agent and is attached to a metallic or a combustible head. The reinforcing fibre, comprises "Terylene" (Registered Trade Mark), propylene, or nylon; and it is spun together with the nitrocellulose thread or is surrounded by a sheath of the nitrocellulose thread. |
