TREA

Robert D. Sauerbrunn

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  • Seaford, DE, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Modified nozzles for polymer finishers
    • Patent number 4,477,271
    • Issue date Oct 16, 1984
    • E. I. Du Pont de Nemours and Company
    • John M Iwasyk
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Diamine recovery process
    • Patent number 4,380,615
    • Issue date Apr 19, 1983
    • E. I. Du Pont de Nemours and Company
    • Robert D. Sauerbrunn
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Flashing reactor
    • Patent number 4,299,498
    • Issue date Nov 10, 1981
    • E. I. Du Pont de Nemours and Company
    • Robert D. Sauerbrunn
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Additive injection valve
    • Patent number 4,281,935
    • Issue date Aug 4, 1981
    • E. I. Du Pont de Nemours and Company
    • Gregory D. Cramer
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Method of preventing deposit of polymer in reactor vent line during...
    • Patent number 4,122,075
    • Issue date Oct 24, 1978
    • E. I. Du Pont de Nemours and Company
    • Joseph Jaeger
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Distillation apparatus
    • Patent number 4,028,443
    • Issue date Jun 7, 1977
    • E. I. Du Pont de Nemours and Company
    • Richard Donnan Livingston
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL