Flask, vacuum

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OBJECT TYPE: cryogenic
DATE: 1950–1970
ARTIFACT NUMBER: 2008.0643.001

MANUFACTURER: Sulfrian Cryogenics Inc.
MODEL: Dewar Flask
LOCATION: Unknown

More Information

General Information

Serial #: N/A
Part Number: 1
Total Parts: 1
AKA: N/A
Patents: N/A
General Description: Is a grey rusted metal finish body and base, with synthetic wheels and a shiny silver metal top piece, with a black rubber plug(cork) that has a synthetic rope attached through the plug and then to a handle, and metal hardware. There is also 4 smaller synthetic wheels that are covered in grey duct tape, which do not touch the ground.

Dimensions

Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.

Length: N/A
Width: N/A
Height: 104.0 cm
Thickness: N/A
Weight: N/A
Diameter: 188.5 cm
Volume: N/A

Lexicon

Group: Chemistry
Category: Laboratory equipment
Sub-Category: N/A

Manufacturer

AKA: Sulfrian
Country: Unknown
State/Province: Unknown
City: Unknown

Context

Country: Canada
State/Province: Alberta
Period: 1950-1980
Canada: Used at various laboratories at the University of Alberta chemistry, "laser lab," geotechnical engineering, and structural engineering.(came from an old civic and chemical engineering building)
Function: Low temperature studies. Used in laboratories and industry for keeping elements such as nitrogen and oxygen at very low temperatures.
Technical: Invented in 1892 by James Dewar and first made commercially in 1904 by Thermos GmbH. This flask was made by Sulfrian, which was formed by Gerard F. Sulfrian (formerly of Hofman Laboratories in Newark) who invented a new kind of Dewar flask in 1951 US patent Number 2547607.
Area Notes: Unknown

Details

Markings: Mfr's: 'LASER/LAB/R[illegible]450/2021/[illegible numbering scratched out]/661756-4255." Mfr's label:"SULFRIAN/C[illegible lettering]enics/ [atomic symbol]."
Missing: Nothing
Finish: Is a grey rusted metal finish body and base, with synthetic wheels and a shiny silver metal top piece, with a black rubber plug(cork) that has a synthetic rope attached through the plug and then to a handle, and metal hardware. There is also 4 smaller synthetic wheels that are covered in grey duct tape.
Decoration: None.

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If you choose to share our information about this collection object, please cite:

Sulfrian Cryogenics Inc., Flask, vacuum, between 1950–1970, Artifact no. 2008.0643, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingenium.ca/en/id/2008.0643.001/

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