A three-dimensional printing system and equipment assembly for the manufacture of three-dimensionally printed articles is provided. The equipment assembly includes a three-dimensional printing build system, an optional liquid removal system and an optional harvester system. The build system includes a conveyor, plural build modules and at least one build station having a powder-layering system and a printing system. The equipment assembly can be used to manufacture pharmaceutical, medical, and non-pharmaceutical/non-medical objects. It can be used to prepare single or multiple articles.

An injection element (10) for a gas injection system (1) inside a regenerator of a fluid catalytic cracking unit, said injection element defining a flow passage (12) and being arranged so as to be able to be fastened to a support (11) so that said flow passage opens on one side into a cavity and on the other side into a fluidized catalyst bed, characterized in that said injection element is made of ceramic material.

An injection element (10) for a gas injection system (1) inside a regenerator of a fluid catalytic cracking unit, said injection element defining a flow passage (12) and being arranged so as to be able to be fastened to a support (11) so that said flow passage opens on one side into a cavity and on the other side into a fluidized catalyst bed, characterized in that said injection element is made of ceramic material.

A machine for decorating items with granular materials, including at least one transportation device, adapted to convey the items to be decorated along a feed direction (A) and a feed orientation (V), and at least one decoration assembly of the items (P), supported above the transportation device and adapted to deposit, on the surface of each item (P), a certain quantity of granular material (M) so as to achieve a determined aesthetic effect. The decoration assembly includes a first module for dispensing adhesive fluid, of the type provided with heads with dispensing nozzles, adapted to dispense at least a first layer of adhesive fluid on the surface of the item (P) to be decorated according to a specific decorative pattern or motif, and at least one supplying device of granular material.

A machine for decorating items with granular materials, including at least one transportation device, adapted to convey the items to be decorated along a feed direction (A) and a feed orientation (V), and at least one decoration assembly of the items (P), supported above the transportation device and adapted to deposit, on the surface of each item (P), a certain quantity of granular material (M) so as to achieve a determined aesthetic effect. The decoration assembly includes a first module for dispensing adhesive fluid, of the type provided with heads with dispensing nozzles, adapted to dispense at least a first layer of adhesive fluid on the surface of the item (P) to be decorated according to a specific decorative pattern or motif, and at least one supplying device of granular material.

A decorative concrete with a very uniform finish surface and a method of fabricating the same is disclosed. A concrete mixture is poured over a subgrade which defines an exposed surface. The exposed surface is finished with any of several techniques, and the surface is then worked with an abrasive material, and additional techniques are used to color and seal the concrete.