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Synthesis of Columnar Hydrogel Colloidal Crystals in Water-organic Solvent Mixture
Patent relating to the synthesis of columnar hydrogel colloidal crystals in a water-organic solvent mixture.
Date:
September 21, 2006
Creator:
Hu, Zhibing; Zhou, Jun; Cai, Tong; Tang, Shijun & Marquez, Manuel
System:
The UNT Digital Library
Improvement in Preserving Meat, &c.
Patent for a method of preserving meat, vegetables, and other foods in an air-tight container using hydrogen gas and displaced water.
Date:
April 2, 1872
Creator:
Gillespie, William A.
System:
The Portal to Texas History