2 Matching Results
Results open in a new window/tab.
Results:
1 - 2 of
2
Manufacture of Aluminum Chloride.
Patent for the manufacture of Aluminum Chloride that can be carried out at lower temperatures with aluminum ore or compound, such as bauxite, sulfur and chlorine, and involves no cooking.
Date:
July 11, 1922
Creator:
Hall, Frank W.
System:
The Portal to Texas History
Gripping Device.
Patent for equipment for use in the drilling of wells to help with the placement of casing, pipes, etc. by holding it in place
Date:
July 11, 1922
Creator:
Moody, Joseph F.
System:
The Portal to Texas History