Heating Patents (Class 432)
- Including apparatus purging, cleaning or accretion preventing (Class 432/2)
- Including repairing, converting or assembling apparatus (Class 432/3)
- Including apparatus heat-up, cool-down or protection (Class 432/4)
- Including preparing or arranging work for heating (Class 432/5)
- Continous strip, strand or web passed longitudinally through heating zone (Class 432/8)
- Treating an article, container, batch or body as a unit (Class 432/9)
- Including melting, vaporizing, sintering, expanding comminuting, or classifying work material (Class 432/13)
- Including passing, treating or conveying gas into or through particulate work (Class 432/14)
- Subjecting work to diverse treatments or graduated temperatures (Class 432/18)
- Controlling flame position or work atmosphere (Class 432/19)
- Including the flowing or circulating of particulate heat carrier (Class 432/27)
- Of operating a furnace utilizing a heat storage mass (Class 432/28)
- Of heating a fluid (Class 432/29)
- Heating of or by wall or radiant surface (Class 432/31)
- Analyzer or composition sensor of work, work atmosphere or exhaust gas (Class 432/37)
- Control of or response to apparatus protecting fluid or means (Class 432/38)
- Of selection or load balancing of furnace exhaust heated regenerators (Class 432/39)
- Of hot blast stove (i.e., of Cowper stove) (Class 432/40)
- Of purger, purge period, scavenger or cleaner (Class 432/41)
- Of protective work shield, cooler or atmosphere; or of heat applicator position (Class 432/42)
- Of discharging, or stopping the heating of a unit or batch on sensed completion of heating (Class 432/43)
- Of or by means sensing or controlling work movement, quantity or position (Class 432/45)
- Condition responsive shutdown requiring reset (Class 432/46)
- Of or by pressure of fluid work or work chamber atmosphere (Class 432/47)
- Of cooling, dilution, withdrawal, bypass or circulation of work chamber atmosphere (Class 432/48)
- Of or by heat generation or transmission (Class 432/49)
- Combustion feed air cools exiting work by contact (Class 432/78)
- Work holder having selectively usable heating and cooling structure (Class 432/81)
- Entering and leaving work exchange heat (Class 432/82)
- Work heat removed through heat transmitting wall (Class 432/83)
- Cooling liquid contacts work (Class 432/85)
- Having support for engaging heated surface of domestic stove (Class 432/104)
- Having combustion products generated in or fed to drum (Class 432/105)
- Externally heated drum or associated heating element heats work by conduction or radiation (Class 432/112)
- Having flexible, cooled, or air curtain seal between rotary and stationary parts (Class 432/115)
- Having protective cooling structure (Class 432/116)
- Having work or work atmosphere feed or discharge structure (Class 432/117)
- Having structure agitating or controlling the motion of the charge (Class 432/118)
- Having brick-type lining (Class 432/119)
- Having means by which work is progressed or moved mechanically (Class 432/121)
- Crucible or pot heating furnace (Class 432/156)
- Combustion products heat work by contact (Class 432/159)
- Having particulate or liquid heat transfer medium in work chamber (Class 432/197)
- Means supplying a protective or treating agent other than or additional to air (Class 432/198)
- Having work atmosphere recirculating means (Class 432/199)
- Work chamber having gaseous material supply or removal structure (Class 432/200)
- Interior bell forms muffle (Class 432/206)
- Plural structurally related work heating chambers (Class 432/207)
- Heating tube, element, or flue traverses work space (Class 432/209)
- Externally heated, liquid holding type of work container (Class 432/210)
- Tortuous, branched or baffled heating flue means within or along chamber wall (Class 432/212)
- Internally heated roll (Class 432/228)
- Movably mounted heat emitter traverses work during heating (Class 432/229)
- Means moving or guiding work relative to heat emitter during heating (Class 432/230)
- Article engaging and retaining support fixes position of article relative to heat emitter (Class 432/231)
- Horizontal, planar, openwork, work support above burner (Class 432/232)
- Having support for engaging surface of domestic stove (Class 432/240)
- Removable furnace bottom section or kiln cart (Class 432/241)
- Having closure or seal for work feeder's entrance passage (Class 432/242)
- Outside conveyor track paralleled by chamber wall slot for conveyor arm (Class 432/243)
- Seal at chamber wall for conveyor arm or shaft (Class 432/244)
- Having distinct heat shield, conductor, director or expansion relief structure (Class 432/245)
- Roll-type conveyor element (Class 432/246)
- Fluid tight metallic heat transferring box, shield or hood (Class 432/254.1)
- Support structure for heat treating ceramics (e.g., saggars, etc.) (Class 432/258)
- For annular work (e.g., coil separator, etc.) (Class 432/260)
- Openwork tray, basket, or grid structure for heat treating metal (Class 432/261)
- Crucible (Class 432/262)
