Huntsman International LLC

The Dow Chemical Company

Neal Anthony Grob

James LaVerne Allbright

John P McGraw

An apparatus for mixing at least first and second fluid, comprising: (a) a first nozzle comprising a first flow duct defining a first flow chamber, and having a first nozzle tip having a first discharge opening; and (b) a second nozzle comprising a second flow duct defining a second flow chamber, and having a second nozzle tip having a second discharge opening; wherein said first flow duct and said second flow duct are spirally wrapped each over the other. The invention also provides a process for mixing fluids, especially adapted for the production of isocyanates, and that is notably carried out in the apparatus of the invention.

Spiral mixer nozzle and method for mixing two or more fluids and process for manufacturing isocyanates

Materials for treating and/or repairing electrolytic cell separators, especially diaphragms for chlor-alkali cells, including processes for making such treating materials and processes for using such materials to treat and/or repair an electrolytic cell separator or chlor-alkali diaphragm.

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Baton Rouge, LA, United States of America

Neal Anthony Grob