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Charles Whitfield
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Waste-Gas Treatment And Other Accessory Devices For Furnaces
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Abstract
14,077. Whitfield, C. June 21. Drawings to Specification. Cements.-In the manufacture of producer gas, chalk or limestone may be added to coking coal, and the clinker from the producer may then be ground and used as mortar or cement.
GB190214077D1902-06-211902-06-21Improvements in or relating to Gas Producers.
ExpiredGB190214077A
(en)