The present invention relates to method for producing construction aggregate, comprising the steps of: (i) preparing materials, which comprises (% by weight): fly ash (80 to 99.75%); alkaline activator (0.25 to 20%); water (6 to 30% of total weight of fly ash and alkaline activator); (ii) mixing the alkaline activator with all the aforementioned water amount to create alkaline activator solution, after which will be mixed with fly ash to create geopolymer mortar; (iii) molding the geopolymer mortar with the compressive force of 2 MPa and more with desired dimension, wherein the molding is carried out with hydraulic pressing, extrusion, rolling or tablet lamination. (iv) solidifying; and (v) optionally, crushing the construction aggregate obtained above to a predefined dimension. Besides, the present invention relates to the construction aggregate from fly ash obtained by the above mentioned method.

The present invention relates to method for producing construction aggregate, comprising the steps of: (i) preparing materials, which comprises (% by weight): fly ash (80 to 99.75%); alkaline activator (0.25 to 20%); water (6 to 30% of total weight of fly ash and alkaline activator); (ii) mixing the alkaline activator with all the aforementioned water amount to create alkaline activator solution, after which will be mixed with fly ash to create geopolymer mortar; (iii) molding the geopolymer mortar with the compressive force of 2 MPa and more with desired dimension, wherein the molding is carried out with hydraulic pressing, extrusion, rolling or tablet lamination. (iv) solidifying; and (v) optionally, crushing the construction aggregate obtained above to a predefined dimension. Besides, the present invention relates to the construction aggregate from fly ash obtained by the above mentioned method.

Injection mortar for anchoring a fastener containing a chemical composition that can cure in a curing process, and means for initiating the curing process characterized in that the chemical composition cures when irradiated with electromagnetic radiation, the means for initiating the curing process is formed by a radiation source for electromagnetic radiation, and the radiation source is placed within the anchoring zone.

Injection mortar for anchoring a fastener containing a chemical composition that can cure in a curing process, and means for initiating the curing process characterized in that the chemical composition cures when irradiated with electromagnetic radiation, the means for initiating the curing process is formed by a radiation source for electromagnetic radiation, and the radiation source is placed within the anchoring zone.

Injection mortar for anchoring a fastening element containing a chemical composition that can cure in a curing process, and means for initiating the curing process characterized in that the chemical composition cures when irradiated with electromagnetic radiation, the means for initiating the curing process is formed by a radiation source for electromagnetic radiation, and the radiation source is placed within the anchoring zone.

Injection mortar for anchoring a fastening element containing a chemical composition that can cure in a curing process, and means for initiating the curing process characterized in that the chemical composition cures when irradiated with electromagnetic radiation, the means for initiating the curing process is formed by a radiation source for electromagnetic radiation, and the radiation source is placed within the anchoring zone.

The invention relates to a method and to a device for generating three-dimensional objects by means of a generative method. According to the invention, powdered material and binding agents are applied sequentially and electromagnetic waves are used to cure the binding agent so that the powdered material bonded with the binding agent forms the three-dimensional object. The electromagnetic waves used are RF radiation. As a result, a fast and uniform curing of the three-dimensional object is achieved.

The present invention relates to relates to method for producing construction aggregate, comprising the steps of:

(i) preparing materials, which comprises (% by weight): fly ash (80 to 99.75%); alkaline activator (0.25 to 20%); water (6 to 30% of total weight of fly ash and alkaline activator);

(ii) mixing the alkaline activator with all the aforementioned water amount to create alkaline activator solution, after which will be mixed with fly ash to create geopolymer mortar;

(iii) molding the geopolymer mortar with the compressive force of 2 MPa and more with desired dimension, wherein the molding is carried out with hydraulic pressing, extrusion, rolling or tablet lamination.

(iv) solidifying; and

(v) optionally, crushing the construction aggregate obtained above to a predefined dimension.

Besides, the present invention relates to the construction aggregate from fly ash obtained by the above mentioned method.

The present invention relates to relates to method for producing construction aggregate, comprising the steps of:

(i) preparing materials, which comprises (% by weight): fly ash (80 to 99.75%); alkaline activator (0.25 to 20%); water (6 to 30% of total weight of fly ash and alkaline activator);

(ii) mixing the alkaline activator with all the aforementioned water amount to create alkaline activator solution, after which will be mixed with fly ash to create geopolymer mortar;

(iii) molding the geopolymer mortar with the compressive force of 2 MPa and more with desired dimension, wherein the molding is carried out with hydraulic pressing, extrusion, rolling or tablet lamination.

(iv) solidifying; and

(v) optionally, crushing the construction aggregate obtained above to a predefined dimension.

Besides, the present invention relates to the construction aggregate from fly ash obtained by the above mentioned method.

The invention relates to a method for producing a molded part from glass fiber and/or mineral fiber material with an inorganic binder. The inorganic binder is cured using electromagnetic radiation in order to form the molded part. The tool is designed to be at least partly permeable for the electromagnetic radiation for curing purposes, and the inorganic binder is a binder which can be cured by electromagnetic radiation. The invention further relates to a molded part which can be obtained in the aforementioned manner. Finally, the invention relates to a manufacturing unit for producing a molded part from glass fiber and/or mineral fiber material and an inorganic binder. The manufacturing unit comprises a device for providing a tool for forming the molded part, a device for introducing the glass fiber and/or mineral fiber material and the inorganic binder into the tool, a device for generating electromagnetic radiation to cure the inorganic binder in order to form a molded part, and optionally a device for removing the molded part from the tool.