Improvement in Mechanical Movements. (open access)

Improvement in Mechanical Movements.

Patent for a specific arrangement of a single-cylinder engine and two shafts with connecting rods that can be used to drive boat propellers.
Date: May 5, 1874
Creator: Franklin, Robert Morris
System: The Portal to Texas History
Improvement in Bleaching Resins. (open access)

Improvement in Bleaching Resins.

Patent for a process to "bleach, clarify, and refine the commonest and lowest grade of resin, and such is now known to the trade as black resin, as to produce therefrom, by a cheap and simple means or process, an article as pure as extra pale, or resin which is the product of the virgin dip, and which for use in all the arts where the finest quality of resin is desirable or required, is equally as valuable." (Lines 14-23) Includes instructions and illustrations.
Date: May 27, 1873
Creator: Lee, Archibald K.
System: The Portal to Texas History
Apparatus for Steaming and Cleansing Barrels, & c. (open access)

Apparatus for Steaming and Cleansing Barrels, & c.

Patent for an improved apparatus for steaming and cleaning barrels for the reception of resin, turpentine, oils, molasses, sirups, and other like liquids.
Date: May 5, 1873
Creator: Lee, Archibald K.
System: The Portal to Texas History
Improvement in Resin Boxes and Coolers. (open access)

Improvement in Resin Boxes and Coolers.

Patent for improvement in receptacle for oils, molasses, or thick liquid that permit liquid to be surrounded by steam or water and changeable temperature.
Date: May 13, 1873
Creator: Lee, Archibald K.
System: The Portal to Texas History
Improvement in Turpentine-Stills. (open access)

Improvement in Turpentine-Stills.

Patent for improvement in turpentine distillation and purification with bleaching and refinement.
Date: May 6, 1873
Creator: Lee, Archibald K.
System: The Portal to Texas History
Improvement in Refining and Ageing Liquors. (open access)

Improvement in Refining and Ageing Liquors.

Patent for improvement in refining and ageing liquors, including an illustration. The process includes expelling air from distilled liquors, heating them to a boiling point and then cooling them in a waterbath, through the use of a closed, air-tight vessel surrounded by an open water-vessel.
Date: May 10, 1870
Creator: Gilman, Samuel H.
System: The Portal to Texas History