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Class Information
Number: 366/59
Name: Agitating > Mortar mixer type > Movable mixing chamber > Rotatable > With agitator > Rigid deflector fixed to chamber wall > Helical
Description: Subject matter wherein the deflector has a helical configuration.

Patents under this class:

Patent Number Title Of Patent Date Issued
8646965 Concrete mixing drum fin structure Feb. 11, 2014
8287173 Mixing drum hatch Oct. 16, 2012
8220983 Expandable joint Jul. 17, 2012
8162529 Mixing drum Apr. 24, 2012
8070348 Mixing drum blade Dec. 6, 2011
8070349 Mixing drum Dec. 6, 2011
7850364 Concrete batch plant with polymeric mixer drum Dec. 14, 2010
7802914 Mixing drum blade support Sep. 28, 2010
7784995 Vehicle mounted concrete mixing drum and method of manufacture thereof Aug. 31, 2010
7510319 Mixing apparatus for concrete Mar. 31, 2009
6902311 Plastics drum for concrete mixing and methods of manufacture thereof Jun. 7, 2005
6893150 System for preventing the accumulation of concrete from a flight in a concrete mixing drum May. 17, 2005
6397492 Apparatus and method for processing municipal solid waste Jun. 4, 2002
6149291 Concrete mixing drum fin structure Nov. 21, 2000
5884998 Front discharge transit mixer Mar. 23, 1999
5839824 Concrete mixer Nov. 24, 1998
5683177 Cylindrical high-capacity transport mixer for bulk material and liquids Nov. 4, 1997
5667298 Portable concrete mixer with weigh/surge systems Sep. 16, 1997
5540391 Method for treating process material such as waste material Jul. 30, 1996
5513911 Vehicle mixer May. 7, 1996
5427449 Concrete mixing drum fin structure Jun. 27, 1995
5403086 Mixing device Apr. 4, 1995
5378061 Concrete mixing drum fin structure Jan. 3, 1995
5248485 Method for mixing liquid, solids and gas and for simultaneously separating gas or gas and solids from the liquid Sep. 28, 1993
5178457 Mixer fin Jan. 12, 1993
5064292 Method and apparatus for preparing and using a cement slurry Nov. 12, 1991
5056924 System for mixing and dispensing concrete Oct. 15, 1991
5039226 Portable concrete mixer Aug. 13, 1991
4940334 Reverse flow mixing method for direct-fired asphaltic concrete drum mixers Jul. 10, 1990
4846580 Large scale concrete conveyance techniques Jul. 11, 1989
4813784 Reverse flow post-mixer attachment and method for direct-fired asphaltic concrete drum mixers Mar. 21, 1989
4792234 Portable concrete batch plant Dec. 20, 1988
4730934 Mobile mixer, preferably having counterrotational emptying, for building materials, in particular concrete Mar. 15, 1988
4522499 Concrete mixer Jun. 11, 1985
4506983 Bulk material storage and mixing apparatus Mar. 26, 1985
4487507 Portable waste processing unit Dec. 11, 1984
4478514 Vibrating concrete mixer Oct. 23, 1984
4318621 Transit concrete mixer with displaceable charging hopper Mar. 9, 1982
4154534 Transit concrete mixer adapted for loading and discharging aggregates of a wide range of slump value May. 15, 1979
4097925 Process and apparatus for mixing and transporting cement Jun. 27, 1978

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