| 摘要 |
1,253,229. Coating webs. EASTMAN KODAK CO. 28 Nov., 1968 [28 Nov., 1967], No. 56519/68. Heading D1L. In a cylindrical extrusion hopper containing a tubular rotor 16 for subjecting a web-coating dispersion to high shear before passage to an extrusion orifice 6, the tubular rotor has a plurality of slits 25 around its periphery and the dispersion is fed into one end of the tubular rotor around a stationary shaft 26 via inlet passages 11' and 11. The tubular rotor is supported at the inlet and in bearing 100 and heat exchanger fluid flows through passages is driven at the other end by a shaft 15. A 13 in the body 1, 2 of the hopper. |
