Heat exchanger for high purity and corrosive fluids

A method for constructing a heat exchange apparatus, comprising:

• providing a solid generally cylindrical thermal reservoir;
• providing a generally spiral shaped channel in the outer surface of the thermal reservoir;
• and
• wrapping a process fluid tube into the channel such that the process fluid tube is in close thermal contact with the thermal reservoir.

A fluid temperature control apparatus, comprising:

• a first thermal reservoir,
• a process fluid tube;
• and
• a groove in the first thermal reservoir adapted for closely accepting the process fluid tube such that the process fluid tube is in thermal contact with the groove;
• wherein
• the first thermal reservoir is generally cylindrical in shape;
• the groove forms a spiral around the outer surface of the first thermal reservoir;
• and
• the groove has a spiral radius smaller than a natural bend radius of the process fluid tube.

A fluid temperature control apparatus, comprising:

• a fist thermal reservoir;
• a process fluid tube;
• and
• a groove in the first thermal reservoir adapted for closely accepting the process fluid tube such that the process fluid tube is in thermal contact with the groove;
• wherein
• the first thermal reservoir is generally cylindrical in shape;
• the groove forms a spiral around the outer surface of the first thermal reservoir;
• and
• the groove is sufficiently deep such that at least half of the process fluid tube is within the exterior diameter of the first thermal reservoir.

A fluid temperature control apparatus, comprising:

• a first thermal reservoir;
• a process fluid tube;
• and
• a groove in the first thermal reservoir adapted for closely accepting the process fluid tube such that the process fluid tube is in thermal contact with the groove;
• wherein
• the first thermal reservoir is generally cylindrical in shape;
• the process fluid tube is made from perfluoroalkoxy plastic;
• and
• the groove forms a spiral around the outer sub of the first thermal reservoir.

A fluid temperature control apparatus, comprising:

• a first thermal reservoir;
• a process fluid tube;
• a cooling apparatus in thermal contact with the first thermal reservoir;
• and
• a groove in the first thermal reservoir adapted for closely accepting the process fluid tube such that the process fluid tube is in thermal contact with the groove;
• wherein
• the first thermal reservoir is generally cylindrical in shape;
• and
• the groove forms a spiral around the outer surface of the first thermal reservoir.

A fluid temperature control apparatus, comprising:

• a first thermal reservoir;
• a process fluid tube;
• a groove in the first thermal reservoir adapted for closely accepting the process fluid tube such that the process fluid tube is in thermal contact with the groove;
• a second thermal reservoir to provide cooling;
• and
• a mounting bracket having a generally cylindrical portion for enclosing at least a portion of the first thermal reservoir and the second thermal reservoir and a flat portion for attaching the fluid temperature control apparatus thereby;
• wherein
• the first thermal reservoir is generally cylindrical in shape;
• and
• the groove forms a spiral around the outer surface of the first thermal reservoir.

A fluid temperature control apparatus, comprising:

• a first thermal reservoir;
• a process fluid tube;
• a heating apparatus for heating the first thermal reservoir;
• and
• a groove in the first thermal reservoir adapted for closely accepting the process fluid tube such that the process fluid tube is in thermal contact with the groove;
• wherein
• the first thermal reservoir is generally cylindrical in shape;
• the heating apparatus is at least partially enclosed within the first thermal reservoir;
• and
• the groove forms a spiral around the outer surface of the first thermal reservoir.

A fluid temperature control apparatus, comprising:

• a first thermal reservoir;
• a process fluid tube;
• a heating apparatus for heating the first thermal reservoir;
• and
• a groove in the first thermal reservoir adapted for closely accepting the process fluid tube such that the process fluid tube is in thermal contact with the groove;
• wherein
• the first thermal reservoir is generally cylindrical in shape;
• the heating apparatus is an electric heating element;
• and
• the groove forms a spiral around the outer surface of the first thermal reservoir.

A method for constructing a heat exchange apparatus, comprising:

• providing a generally cylindrical thermal reservoir;
• machining a generally spiral shaped channel in the thermal reservoir;
• and
• wrapping a process fluid tube into the channel such that the process fluid tube is in close thermal contact with the thermal reservoir.

A method for constructing a heat exchange apparatus, comprising:

• providing a generally cylindrical thermal reservoir;
• providing a generally spiral shaped channel in the thermal reservoir sufficiently deep to accept at least half the diameter of the process fluid tube;
• and
• wrapping a process fluid tube into the channel such that the process fluid tube is in close thermal contact with the thermal reservoir.

A method for constructing a heat exchange apparatus, comprising:

• providing a generally cylindrical thermal reservoir;
• providing a generally spiral shaped channel in the thermal reservoir;
• providing a resistive electric heating element for heating the thermal reservoir;
• and
• wrapping a process fluid tube into the channel such that the process fluid tube is in close thermal contact with the thermal reservoir.

A method for constructing a heat exchange apparatus, comprising:

• providing a generally cylindrical thermal reservoir;
• providing a generally spiral shaped channel in the thermal reservoir;
• and
• wrapping a process fluid tube into the channel such that the process fluid tube is in close thermal contact with the thermal reservoir and has a bend radius smaller than a minimum natural bend radius of the process fluid tube.

A method for constructing a heat exchange apparatus, comprising:

• providing a generally cylindrical thermal reservoir;
• providing a generally spiral shaped channel in thermal reservoir;
• wrapping a process fluid tube into the channel such that the process fluid tube is in close thermal contact with the thermal reservoir;
• and
• providing a second thermal reservoir.