Janis Research, cryogenics, cryostats

Accessories and Ancillary Equipment

Liquid Nitrogen Storage Dewars

Liquid Nitrogen storage dewars - Model LN-50 with Optional Inlet Tube Adaptor Attached, Janis Research

Model LN-50
Liquid Nitrogen
Storage Dewar
with Optional Inlet Tube Adaptor Attached

Janis offers a complete line of aluminum liquid nitrogen storage dewars.  These dewars feature a pressure gauge, pressure relief valve, pressurization valve and an inlet adapter with 1/2" o-ring seal.  This inlet adapter is designed to support long transfer lines within the dewar.  Specifically, the inlet adapter allows the Janis SuperTran high-efficiency transfer line to be used with a liquid nitrogen storage dewar without the risk of bending the leg.

Model LN-10 Liquid Nitrogen Storage Dewar with Optional Liquid Withdrawal Device, Janis Research

Model LN-10 Liquid Nitrogen Storage Dewar
with Optional Liquid Withdrawal Device

Model Capacity Daily
Evaporation Rate
Neck
Diameter
Outside
Diameter
Height Filled
Weight
Empty
Weight
LN-10 10 Liters 0.15 Liters 2.25" 11.25" 23" 30.3 lbs. 12.5 lbs.
LN-20 20 Liters 0.2 Liters 2.25" 15" 24.6" 60 lbs. 23 lbs.
LN-35 35 Liters 0.25 Liters 2.25" 18.5" 25" 94 lbs. 31 lbs.
LN-50 50 Liters 0.4 Liters 3.75" 18.5" 30.5" 127 lbs. 38 lbs.
LN-100 100 Liters 1 Liter 3.75" 18.5" 50" 179 lbs. 69 lbs.

Table of Contents

Page
Introduction 1
Flexible Helium Transfer Lines 2
Liquid Helium Storage Dewars and Accessories 3
Liquid Nitrogen Storage Dewars 4
Mechanical Pumping Stations 5
High Vacuum Pumping Stations 6
Temperature Controllers 7
LHe & LN2 Level Indicators

8

Cryostat Accessories

9

Parts List (including Epoxies, Greases, Wire, etc.)

10

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