4. Boots, shoes, and leggings

William S. Stewart

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Automatic control of a multiple-effect evaporator

Concentrating evaporators – Multiple effects
Patent

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Catalytic crackins process control

Mineral oils: processes and products – Chemical conversion of hydrocarbons – Cracking
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Compressor control

Pumps – Condition responsive control of pump drive motor – Single motor control element responsive to means sensing...
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Control of a cracking furnace

Chemistry: physical processes – Physical processes – Crystallization
Patent

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Control of a cracking furnace

Boots – shoes – and leggings
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Profile ID: LFUS-PAI-P-142568

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