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Ladder boat for supporting wafers

Heating – Accessory means for holding – shielding or supporting work... – Support structure for heat treating ceramics
Reexamination Certificate

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Ladle heater with stopper rod opening

Heating – Heat applicator having structure for mounting it on or...
Patent

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Ladle heating system with air seal and heat shield

Heating – Processes of heating or heater operation – Treating an article – container – batch or body as a unit
Patent

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Ladle station seal

Heating – Having mask – baffle or conductor concentrating heat on or...
Patent

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Large area substrate processing system

Heating – Work chamber having heating means – Having means by which work is progressed or moved mechanically
Reexamination Certificate

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Laundry dryer

Heating – Tumbler-type rotary - drum furnace – Having combustion products generated in or fed to drum
Patent

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Laundry dryer

Heating – Tumbler-type rotary - drum furnace – Having combustion products generated in or fed to drum
Patent

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Lavatory setter

Heating – Accessory means for holding – shielding or supporting work... – Support structure for heat treating ceramics
Patent

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Lead frame baking oven

Heating – Work chamber having heating means – Having means by which work is progressed or moved mechanically
Patent

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Lid for improved dendritic web growth

Heating – Accessory means for holding – shielding or supporting work... – Crucible
Patent

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Lifter for rotary kiln

Heating – Tumbler-type rotary - drum furnace – Having structure agitating or controlling the motion of the...
Patent

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Lifting element for pipe coolers for material produced at least

Heating – With work cooling structure – Combustion feed air cools exiting work by contact
Patent

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Lifting plate furnace

Heating – Work feeding – agitating – discharging or conveying... – Removable furnace bottom section or kiln cart
Patent

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Lightweight aggregate from flyash and sewage sludge

Heating – Processes of heating or heater operation – Including passing – treating or conveying gas into or through...
Patent

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Lightweight aggregate from flyash and sewage sludge

Heating – Processes of heating or heater operation – Including passing – treating or conveying gas into or through...
Patent

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Lime kiln and method of retarding formation of slag ring therein

Heating – Tumbler-type rotary - drum furnace – Having protective cooling structure
Patent

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Lime kilns

Heating – Shaft type – Having combustion products generated in or fed to shaft
Patent

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Lime sludge feed arrangement

Heating – Tumbler-type rotary - drum furnace – Having combustion products generated in or fed to drum
Patent

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Lime sludge kiln

Heating – Tumbler-type rotary - drum furnace
Patent

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Lime sludge kiln

Heating – Processes of heating or heater operation – Including passing – treating or conveying gas into or through...
Patent

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