An unshaped product including, as weight percentages, A) particles (a) of at least one refractory material other than a glass and a glass-ceramic, and the main constituent(s) of which are alumina and/or zirconia and/or silica and/or chromium oxide: B) 2% to 15% of particles (b) of a hot binder chosen from glass-ceramic particles, particles made of a glass, and the mixtures of these particles, a glass being a noncrystalline material exhibiting a glass transition temperature of less than 1100° C., the hot binder not being in the solid state at 1500° C., C) less than 2% of particles (c) of hydraulic cement, D) less than 7% of other constituents, the particles (a) and (b) being distributed, as weight percentages in the following way: fraction<0.5 μm: ≥1%, fraction<2 μm: ≥4%, fraction<10 μm: ≥13%, fraction<40 μm: 25%-52%.

An unshaped product including, as weight percentages, A) particles (a) of at least one refractory material other than a glass and a glass-ceramic, and the main constituent(s) of which are alumina and/or zirconia and/or silica and/or chromium oxide: B) 2% to 15% of particles (b) of a hot binder chosen from glass-ceramic particles, particles made of a glass, and the mixtures of these particles, a glass being a noncrystalline material exhibiting a glass transition temperature of less than 1100° C., the hot binder not being in the solid state at 1500° C., C) less than 2% of particles (c) of hydraulic cement, D) less than 7% of other constituents, the particles (a) and (b) being distributed, as weight percentages in the following way: fraction<0.5 μm: ≥1%, fraction<2 μm: ≥4%, fraction<10 μm: ≥13%, fraction<40 μm: 25%-52%.

The present invention relates to a dry refractory particulate composition comprising a zeolithic microstructure, to a green body and to a refractory lining formed therefrom, and to uses thereof.

The present invention relates to a dry refractory particulate composition comprising a zeolithic microstructure, to a green body and to a refractory lining formed therefrom, and to uses thereof.

A sintered material includes a cubic boron nitride, a zirconium-containing oxide, a zirconium-containing nitride, and an aluminum-containing oxide, wherein the zirconium-containing nitride includes both or one of ZrN and ZrON, and the aluminum-containing oxide includes a type Al.sub.2O.sub.3.

A sintered material includes a cubic boron nitride, a zirconium-containing oxide, a zirconium-containing nitride, and an aluminum-containing oxide, wherein the zirconium-containing nitride includes both or one of ZrN and ZrON, and the aluminum-containing oxide includes a type Al.sub.2O.sub.3.

A heat sink vessel is disclosed herein. The heat sink vessel includes a body and one or more heating media. The body defines an inner volume. The body includes an upper portion, a middle portion, and a lower portion. The upper portion has a conical entrance for incoming flow of fluid. The middle portion has a first side and a second side. The middle portion interfaces with the upper portion of the first side. The lower portion interfaces with the middle portion on the second side. The lower portion includes an inverted perforated conical liner and a perforated plate. The inverted perforated conical liner and the perforated plate control the flow of fluid exiting the vessel. The one or more heating media is disposed in the inner volume. The one or more heating media is configured to store heat during processing.

A heat sink vessel is disclosed herein. The heat sink vessel includes a body and one or more heating media. The body defines an inner volume. The body includes an upper portion, a middle portion, and a lower portion. The upper portion has a conical entrance for incoming flow of fluid. The middle portion has a first side and a second side. The middle portion interfaces with the upper portion of the first side. The lower portion interfaces with the middle portion on the second side. The lower portion includes an inverted perforated conical liner and a perforated plate. The inverted perforated conical liner and the perforated plate control the flow of fluid exiting the vessel. The one or more heating media is disposed in the inner volume. The one or more heating media is configured to store heat during processing.

Vessels such as crucibles, pans, open cups and saggars, containing a monolithic ceramic material, and a ceramic matrix composite, wherein the monolithic ceramic material is an inner part. A method for making oxide materials that can be utilized in the contact with corrosive materials and that allows for higher conversions in a given heating process.

Vessels such as crucibles, pans, open cups and saggars, containing a monolithic ceramic material, and a ceramic matrix composite, wherein the monolithic ceramic material is an inner part. A method for making oxide materials that can be utilized in the contact with corrosive materials and that allows for higher conversions in a given heating process.