Heat exchange – Non-communicating coaxial enclosures
Reexamination Certificate
2006-02-14
2006-02-14
Leo, Leonard R. (Department: 3753)
Heat exchange
Non-communicating coaxial enclosures
C165S155000, C285S123150
Reexamination Certificate
active
06997249
ABSTRACT:
The present invention relates to a fluid line member for a modular fluid line system for passing therethrough a crystallizing, heat-sensitive working fluid, such as a synthetic polymer, a cellulose derivative or a solution consisting of cellulose, water and amine oxide. Such working fluids have a temperature-dependent viscosity and are subject to spontaneous decomposition phenomena under strong exothermic reaction. A temperature control of the working fluid is to be made possible by the fluid line member. This is achieved in that the fluid line member has a circular cross-section with a temperature control device instead of the core flow. According to the invention the temperature of the working fluid can thereby be controlled from the inside.
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Ecker Friedrich
Zikeli Stefan
Leo Leonard R.
McDonnell Boehnen & Hulbert & Berghoff LLP
Zimmer A.G.
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