Patents by Inventor Carl C. Hanke, Jr.

Carl C. Hanke, Jr. has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Apparatus for reliquefying boil-off natural gas from a storage tank
    Patent number: 4187689
    Abstract: In a combination of apparatus for storing liquefied natural gas which includes an insulated separation tank in which solidified carbon dioxide is settled out of liquefied natural gas and a liquefied natural gas-solidified carbon dioxide slurry accumulates, an insulated liquefied natural gas storage tank, and a conduit for delivering liquefied natural gas from the separation tank to the storage tank, the improvement comprising a conduit for withdrawing natural gas boil-off from the storage tank and feeding it to a compressor, a conduit for feeding compressed natural gas boil-off from the compressor to a heat exchanger for indirect heat exchange with a liquefied natural gas-solidified carbon dioxide slurry in the separation tank to cool the compressed natural gas to reliquefied natural gas, and a conduit to feed the reliquefied natural gas from the heat exchanger to the storage tank.
    Type: Grant
    Filed: September 13, 1978
    Date of Patent: February 12, 1980
    Assignee: Chicago Bridge & Iron Company
    Inventors: Yuksel A. Selcukoglu, Matloob Husain, Carl C. Hanke, Jr.