Patents
Patents for B28C - Preparing clay; Producing mixtures containing clay or cementitious material, e.g. plaster (31)
10/2013
10/29/2013CA2563383C Method and arrangement for automatic mixing of water and concrete for rock bolting
03/2012
03/06/2012US8128767 Process for manufacturing gypsum board faced with non-woven glass fiber mat
08/2011
08/09/2011CA2529631C Gypsum board faced with non-woven glass fiber mat
03/2010
03/16/2010US7678317 Concrete mixing drum manufacturing method
07/2009
07/09/2009US20090173423 Gypsum board faced with non-woven glass fiber mat
08/2008
08/13/2008EP1644168A4 Gypsum board faced with non-woven glass fiber mat
02/2008
02/06/2008EP1226009A4 Vehicle mounted plastics drum for concrete mixing and methods of manufacture thereof
03/2007
03/07/2007EP1758718A1 Method and arrangement for automatic mixing of water and concrete for rock bolting
07/2006
07/18/2006CA2382250C Vehicle mounted plastics drum for concrete mixing and methods of manufacture thereof
04/2006
04/12/2006EP1644168A2 Gypsum board faced with non-woven glass fiber mat
01/2006
01/05/2006WO2006001743A1 Method and arrangement for automatic mixing of water and concrete for rock bolting
01/05/2006CA2563383A1 Method and arrangement for automatic mixing of water and concrete for rock bolting
08/2005
08/11/2005US20050174879 Method and apparatus for adjusting a slump in and washing concrete mixing trucks
06/2005
06/07/2005US6902311 Plastics drum for concrete mixing and methods of manufacture thereof
06/02/2005WO2005005118A3 Gypsum board faced with non-woven glass fiber mat
05/2005
05/19/2005US20050103431 Concrete mixing drum manufacturing method
05/06/2005WO2005009708A3 Method and apparatus for adjusting a slump in and washing concrete mixing trucks
02/2005
02/03/2005WO2005009708A2 Method and apparatus for adjusting a slump in and washing concrete mixing trucks
01/2005
01/20/2005WO2005005118A2 Gypsum board faced with non-woven glass fiber mat
12/2004
12/30/2004US20040266303 Multilayer; glass fiber bonded with binder; controlling particle sizes; smooth surfaces, durability
10/2004
10/27/2004CN1172781C Vehicle mounted plastics drum for concrete mixing and methods of manufacture thereof
12/2002
12/11/2002CN1384775A Vehicle mounted plastics drum for concrete mixing and methods of manufacture thereof
07/2002
07/31/2002EP1226009A1 Vehicle mounted plastics drum for concrete mixing and methods of manufacture thereof
04/2001
04/19/2001WO2001026871A1 Vehicle mounted plastics drum for concrete mixing and methods of manufacture thereof
11/1999
11/09/1999US5979807 Process and plant for the production of a fluid fine paste hardenable after molding
11/1998
11/04/1998CN1198120A Process and plant for production of fluid fine paste hardenable after molding
09/1998
09/02/1998EP0861711A1 Process and plant for the production of a fluid fine paste hardenable after molding
02/1998
02/12/1998WO1998005483A1 Process and plant for the production of a fluid fine paste hardenable after molding
02/12/1998CA2233573A1 Process and plant for the production of a fluid fine paste hardenable after molding
03/1990
03/06/1990CA1266463A1 Means for making a dense mixture of furnace waste and water, particularly power fly-ash, slag and water
06/1982
06/08/1982CA1125143A1 Process and mechanism for evolutive pulp flow regulation