A method for reinforcing a structure comprising the following steps: preparation of UHPFRC comprising a cement precursor mix, of water, a fluidizing agent and metal fibers, transporting the UHPFRC by pumping to a suitable spray nozzle, spraying the mix onto a surface of the structure by the addition of a compressed air stream in the spray nozzle.

A method for reinforcing a structure comprising the following steps: preparation of UHPFRC comprising a cement precursor mix, of water, a fluidizing agent and metal fibers, transporting the UHPFRC by pumping to a suitable spray nozzle, spraying the mix onto a surface of the structure by the addition of a compressed air stream in the spray nozzle.

A fibre mat, for example a monolith support mat or end cone insulator, the mat comprising inorganic fibres having a pressure retained value at 10 minutes at 900 C. of greater than 20 kPa; and preferably a binder. The inorganic fibres comprise X and Y and K.sub.2O, the sum of which is greater than 95 wt. % wherein X is the sum of SiO.sub.2 and ZrO.sub.2 and Y is the sum of Al.sub.2O.sub.3 and La.sub.2O.sub.3, wherein ZrO.sub.2 and La.sub.2O.sub.3 is each present in up to 10 wt. % of the total weight of the inorganic fibres.

A fibre mat, for example a monolith support mat or end cone insulator, the mat comprising inorganic fibres having a pressure retained value at 10 minutes at 900 C. of greater than 20 kPa; and preferably a binder. The inorganic fibres comprise X and Y and K.sub.2O, the sum of which is greater than 95 wt. % wherein X is the sum of SiO.sub.2 and ZrO.sub.2 and Y is the sum of Al.sub.2O.sub.3 and La.sub.2O.sub.3, wherein ZrO.sub.2 and La.sub.2O.sub.3 is each present in up to 10 wt. % of the total weight of the inorganic fibres.

Moulded insulation bodies, processes for the production thereof and use thereof consisting essentially of ceramic material comprising SiO.sub.2 fibers and Al.sub.2O.sub.3 fibers which has been produced using Al.sub.2O.sub.3 sol as a binder and kilned at a temperature of above 800 C. for insulation of the ends of cracking tubes of a tubular reactor for performing a steam reforming process for generating synthesis gas which project out of the reactor heating space.

Moulded insulation bodies, processes for the production thereof and use thereof consisting essentially of ceramic material comprising SiO.sub.2 fibers and Al.sub.2O.sub.3 fibers which has been produced using Al.sub.2O.sub.3 sol as a binder and kilned at a temperature of above 800 C. for insulation of the ends of cracking tubes of a tubular reactor for performing a steam reforming process for generating synthesis gas which project out of the reactor heating space.

A fibre mat, for example a monolith support mat or end cone insulator, the mat comprising inorganic fibres having a pressure retained value at 10 minutes at 900 C. of greater than 20 kPa; and preferably a binder. The inorganic fibres comprise X and Y and K.sub.2O, the sum of which is greater than 95 wt. % wherein X is the sum of SiO.sub.2 and ZrO.sub.2 and Y is the sum of Al.sub.2O.sub.3 and La.sub.2O.sub.3, wherein ZrO.sub.2 and La.sub.2O.sub.3 is each present in up to 10 wt. % of the total weight of the inorganic fibres.

A fibre mat, for example a monolith support mat or end cone insulator, the mat comprising inorganic fibres having a pressure retained value at 10 minutes at 900 C. of greater than 20 kPa; and preferably a binder. The inorganic fibres comprise X and Y and K.sub.2O, the sum of which is greater than 95 wt. % wherein X is the sum of SiO.sub.2 and ZrO.sub.2 and Y is the sum of Al.sub.2O.sub.3 and La.sub.2O.sub.3, wherein ZrO.sub.2 and La.sub.2O.sub.3 is each present in up to 10 wt. % of the total weight of the inorganic fibres.

A heat insulating material is a sheet including a fiber and an aerogel. The fiber is aligned in a certain direction in the sheet. A heat insulating structure is used that includes: a high-temperature unit; a low-temperature; and the heat insulating material joining the high-temperature unit and the low-temperature to each other. The certain direction of the heat insulating material is a direction in which the high-temperature unit and the low-temperature unit are joined to each other. A heat insulating structure is used that includes: a first battery cell; a second battery cell; the heat insulating material disposed between the first battery cell and the second battery cell; and a cooling plate that is in contact with the first battery cell, the second battery cell, and the heat insulating material.

A heat insulating material is a sheet including a fiber and an aerogel. The fiber is aligned in a certain direction in the sheet. A heat insulating structure is used that includes: a high-temperature unit; a low-temperature; and the heat insulating material joining the high-temperature unit and the low-temperature to each other. The certain direction of the heat insulating material is a direction in which the high-temperature unit and the low-temperature unit are joined to each other. A heat insulating structure is used that includes: a first battery cell; a second battery cell; the heat insulating material disposed between the first battery cell and the second battery cell; and a cooling plate that is in contact with the first battery cell, the second battery cell, and the heat insulating material.