A heat treatment apparatus includes: a processing container extended in a vertical direction; and a heater provided to surround the processing container. The heater includes: a first insulator of a cylindrical shape that has a ceiling surface and an opening at a lower end; a heat generator provided along a circumferential direction on an inner circumferential side of the first insulating member; and a second insulator arranged along the circumferential direction of the first insulating member at a position adjacent to the heat generating elements.

A heat treatment apparatus includes: a processing container extended in a vertical direction; and a heater provided to surround the processing container. The heater includes: a first insulator of a cylindrical shape that has a ceiling surface and an opening at a lower end; a heat generator provided along a circumferential direction on an inner circumferential side of the first insulating member; and a second insulator arranged along the circumferential direction of the first insulating member at a position adjacent to the heat generating elements.

An apparatus for treating a slurry substance comprising: a support structure; a dryer system including drums rotatably mounted to the structure, the drums arranged on the structure to form a throat therebetween; a drive system to rotate the drums; a heating system for heating an outer cylindrical surface of the drums; and a collecting system under the throat configured to collect the substance. The apparatus further comprises at least one feed conveyor wherein the at least one feed conveyor includes a feed plate directing a substance to the throat; and wherein the heating system includes at least one heating element in the hollow cavity configured to heat a heating fluid received within the drums. The system is further characterized by an embodiment wherein the at least one heating element is an electrically powered resistive element and wherein each of the drums has a plurality of the electrically powered resistive elements, the plurality of the electrically powered resistive elements being circumferentially distributed.

An apparatus for treating a slurry substance comprising: a support structure; a dryer system including drums rotatably mounted to the structure, the drums arranged on the structure to form a throat therebetween; a drive system to rotate the drums; a heating system for heating an outer cylindrical surface of the drums; and a collecting system under the throat configured to collect the substance. The apparatus further comprises at least one feed conveyor wherein the at least one feed conveyor includes a feed plate directing a substance to the throat; and wherein the heating system includes at least one heating element in the hollow cavity configured to heat a heating fluid received within the drums. The system is further characterized by an embodiment wherein the at least one heating element is an electrically powered resistive element and wherein each of the drums has a plurality of the electrically powered resistive elements, the plurality of the electrically powered resistive elements being circumferentially distributed.

Disclosed is an air-drying device for processing of cured meat products, including an air-drying treatment mechanism; the air-drying treatment mechanism includes a first box body, a top wall of the first box body is provided with a blower; a plurality of air-drying components are rotatably connected in the first box body; each air-drying component includes a first cylinder, a side wall of the first cylinder is circumferentially provided with a plurality of openable and closable air inlet channels; a top of each first cylinder is detachably connected with a cover plate, and a bottom of each first cylinder is provided with a bearing plate, and outer side walls of each first cylinder and each bearing plate are circumferentially provided with a plurality of slide rails.

Disclosed is an air-drying device for processing of cured meat products, including an air-drying treatment mechanism; the air-drying treatment mechanism includes a first box body, a top wall of the first box body is provided with a blower; a plurality of air-drying components are rotatably connected in the first box body; each air-drying component includes a first cylinder, a side wall of the first cylinder is circumferentially provided with a plurality of openable and closable air inlet channels; a top of each first cylinder is detachably connected with a cover plate, and a bottom of each first cylinder is provided with a bearing plate, and outer side walls of each first cylinder and each bearing plate are circumferentially provided with a plurality of slide rails.

The invention relates to a device for heat treatment of a product, including: an enclosure comprising a casing made of refractory material; a screw mounted to turn in the casing about a geometric axis of rotation in order to move the product between an inlet of the casing and an outlet of the casing, the screw furthermore forming a heating means for heat treatment of the product by supplying electricity to the screw. According to the invention, the device comprises at least one heating element for heating the casing in operation, the heating element being arranged inside at least one of the walls of the casing. The invention also relates to a corresponding method.

The invention relates to a device for heat treatment of a product, including: an enclosure comprising a casing made of refractory material; a screw mounted to turn in the casing about a geometric axis of rotation in order to move the product between an inlet of the casing and an outlet of the casing, the screw furthermore forming a heating means for heat treatment of the product by supplying electricity to the screw. According to the invention, the device comprises at least one heating element for heating the casing in operation, the heating element being arranged inside at least one of the walls of the casing. The invention also relates to a corresponding method.

A battery powered blow dryer having a novel battery cooling feature to simultaneously cool the batteries and improve hair dryer performance.

A battery powered blow dryer having a novel battery cooling feature to simultaneously cool the batteries and improve hair dryer performance.