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6results about How to "Overcomes drawback" patented technology

Method of producing a dyed paper

ActivePL4290007T4enhanced interactionovercomes drawback
A method for producing a mass dyed paper material by using food dyes comprises the following steps: adding a first fixing agent to a cellulose mixture being stirred; waiting for a first period of time; adding at least one food dye to the cellulose mixture being stirred; waiting for a second period of time; adding a second fixing agent to the cellulose mixture being stirred; waiting for a third period of time; obtaining a dyed cellulose mixture; using the so obtained dyed cellulose mixture to form a sheet of mass dyed paper material. The aforesaid food dye is a solid food dye that is added as it is, or a solid food dye that is dissolved in a liquid formulation, or a solid food dye that is contained in a lacquer.
Owner:CROMATOS SRL

Method of producing a dyed paper

ActivePL4290007T3enhanced interactionovercomes drawback
A method for producing a mass dyed paper material by using food dyes comprises the following steps: adding a first fixing agent to a cellulose mixture being stirred; waiting for a first period of time; adding at least one food dye to the cellulose mixture being stirred; waiting for a second period of time; adding a second fixing agent to the cellulose mixture being stirred; waiting for a third period of time; obtaining a dyed cellulose mixture; using the so obtained dyed cellulose mixture to form a sheet of mass dyed paper material. The aforesaid food dye is a solid food dye that is added as it is, or a solid food dye that is dissolved in a liquid formulation, or a solid food dye that is contained in a lacquer.
Owner:CROMATOS SRL

A THERMAL ENGINE CONFIGURED TO PERFORM THERMAL CYCLES AND A METHOD FOR PERFORMING THERMAL CYCLES BY MEANS OF SUCH A THERMAL ENGINE

ActiveMA46646Aovercomes drawback
The invention relates to a heat engine (121) for carrying out a thermal cycle. This heat engine operates with a heat transfer fluid and comprises a drive unit (1) having a first rotor (4) and a second rotor (5), each having three pistons (7a, 7b, 7c; 9a, 9b, 9c) that can slide in an annular chamber (12), the pistons defining six chambers of variable volume (13', 13", 13"'; 14', 14", 14"'). The drive unit includes a transmission configured to convert the rotary motion with first and second periodically varying angular velocities (ω1, ω2) of said first and second rotors (4, 5), offset from each other, into rotary motion at a constant angular velocity.The heat engine further comprises a compensation tank (44), configured to store the compressed heat fluid from the drive unit, a regenerator (42) configured to preheat the heat fluid, a heating device (41) configured to superheat the heat fluid circulating in the coil, and a burner (40) configured to supply the thermal energy required by the heating device (41). The regenerator (42), in fluidic communication with the drive unit (1), is further configured to acquire heat energy from the discharged heat fluid and to use it to preheat the heat fluid to be sent to the heating device (41). The invention further relates to a method for carrying out a heat cycle using said heat engine.
Owner:IVAR SPA