Autoclave

Details Autoclave Autoclave

B - Operations, Transporting

01

J

23/381, 402/540

B01J 3/04 (2006.01) B01F 7/16 (2006.01) B01F 15/00 (2006.01) B01J 19/18 (2006.01) B01J 19/20 (2006.01) C08F 2/02 (2006.01) C08F 14/06 (2006.01) B01F 7/00 (2006.01)

Patent

CA 1080893

Abstract of the Disclosure An autoclave for the bulk polymerization of vinyl chloride polymers and copolymers comprising a vessel having one or more agitators in the form of a shaft mounted for rotational movement about a vertical axis and having a heli- coidal ribbon, the upper and lower surfaces S1 and S2 of which are generated by displacement of a straight segment of a line of substantially constant length, when one of the ends describes a helix on a cylinder which forms a surface of the rotatable shaft, said segments being situated during their displacement in planes tangential to said cylinder and forming respectively with the planes perpendicular to the axis of the rotatable shaft, constant angles .PHI.1 and.PHI.2..

263751

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