Cryogenic Research Equipment by Janis

Closed Cycle Cryogenic Cold Trap Systems

Special double-refrigerated cold trap with inlet and outlet lines to three traps (a water vapor trap, a 24 K trap and a 12 K trap) by Janis Research; cryogenics; click here for larger view.

standard single cold trap with pressure activated charcoal getter for operation between 10 K and 340 K (optional 475 K), Janis Research; Click here for larger view.

Special Double-refrigerated Cold Trap
with Inlet and Outlet Lines to Three Traps
(a Water Vapor Trap, a 24 K Trap and
a 12 K Trap)
Standard Single Cold Trap
with Pressure Activated Charcoal Getter
for Operation between 10 K and 340 K
(Optional 475 K)

Janis Research Company has introduced a line of custom cryogenic cold traps (CCT's) using mechanical coolers. These traps are primarily used in the adsorption of noble gases, including helium, neon, argon, krypton and xenon. The CCT's aid in the extraction of such gases from geological materials collected from volcanic hot springs, to get insight into the planetary evolution of the Earth. They are also used to adsorb various oxygen isotopes from meteorites and polar ice caps and ocean island olivines.

The CCT's are supplied in a variety of customized configurations for operation at precisely controlled temperatures between 8 K and 400 K. These include multiple isothermal traps in one unit, or several multipurpose traps (water vapor, carbon dioxide, oxygen, helium, etc.) in the same system. All systems are supplied with thermometry and automatic temperature controllers for full computerized automation. 

Contact Janis today for more information.

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JANIS RESEARCH COMPANY, INC.
2 Jewel Drive, P.O. Box 696
Wilmington, MA 01887-0696 USA
TEL: +1-978-657-8750   FAX: +1-978-658-0349
E-Mail: sales@janis.com
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