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Apparatus for Washing and Scrubbing Gas.

Description: Patent for a washer-scrubber that cleans gas from "tarry matter, ammonia, sulphureted hydrogen, carbonic acid and other impurities" (lines 14-16). The machine divides gas into streams, sprays it with washing liquor, spreads it over reticulated and perforated plates.
Date: March 7, 1893
Creator: Fitzgerald, John H.
Item Type: Refine your search to only Patent

Disk Plow.

Description: Patent for "a new and useful improvement in disk plows, the object being to construct a plow of the kind described in which the resistance encountered by the main cutting or master disk in operation is counteracted by oppositely-disposed disks, one of which acts as a subspoiler, the other as a jointer, making a partial penetration of the land, which is followed by the master-disk in the succeeding furrow." (Lines 24-33) Includes instructions and illustrations.
Date: April 7, 1896
Creator: Stewart, John A.
Item Type: Refine your search to only Patent
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