Berthelot Mahler bomb calorimeter

Made:
1889 in London
maker:
A Gallenkamp and Company Limited
Mechanical screw press with iron base and mould for compressing Berthelot-Mahler calorimeter fitted with mechanical stirring Berthelot-Mahler calorimeter fitted with mechanical stirring Group shot of object 1923-104 and parts (left to right): Pressure gauge on iron stand, 40 atmospheres range Calorimeter bomb from Berthelot-Mahler calorimeter with iron

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Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

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License this image for commercial use at Science and Society Picture Library

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Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

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License this image for commercial use at Science and Society Picture Library

License

Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

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License this image for commercial use at Science and Society Picture Library

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Mechanical screw press with iron base and mould for compressing
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Berthelot-Mahler calorimeter fitted with mechanical stirring
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Berthelot-Mahler calorimeter fitted with mechanical stirring
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Group shot of object 1923-104 and parts (left to right):
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Pressure gauge on iron stand, 40 atmospheres range
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Calorimeter bomb from Berthelot-Mahler calorimeter with iron
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Berthelot Mahler bomb calorimeter, by A. Gallenkamp & Co. Ltd., London, England, 1889 (parts 1-11 & 13 as shown trade leaflet in technical file).

Details

Category:
Heat
Object Number:
1923-104
type:
calorimeter
credit:
Fisons plc (Scientific Equipment Division); A Gallenkamp and Company Limited

Parts

Bomb for Berthelot-Mahler Calorimeter

Bomb for Berthelot-Mahler Calorimeter

Calorimeter bomb for Berthelot-Mahler calorimeter with iron stand, by A. Gallenkamp & Co. Ltd., London, England, 1900-1914. Fitted with platinum pole, sulphur free enamel and transparent silica crucible.

Materials:
iron , steel and nickel plating
Object Number:
1923-104 Pt1
type:
instrument component and calorimeter
Berthelot-Mahler calorimeter fitted with mechanical stirring aparatus

Berthelot-Mahler calorimeter fitted with mechanical stirring aparatus

Berthelot-Mahler calorimeter fitted with mechanical stirring aparatus, mercury thermometer and reading microsope, by A. Gallenkamp & Co. Ltd., London, England, 1889. Calorimeter consists of double-walled copper vessel to contain water at room temperature, and lid, two-piece wood composite, and three wood insulators above the water holder.

Measurements:
overall: 900 mm x 390 mm x 315 mm,
Materials:
copper (metal) , wood composite , brass (copper, zinc alloy) , steel (metal) , nickel plated , glass and mercury
Object Number:
1923-104 Pt2
type:
instrument component and calorimeter
Pressure gauge used with Berthelot-Mahler Bomb Calorimeter

Pressure gauge used with Berthelot-Mahler Bomb Calorimeter

Pressure gauge on iron stand, 40 atmospheres range, fitted with flexible metal tubing, valve and two connector fittings, by A. Gallenkamp & Co. Ltd., London, England, 1889. Used in conjunction with Berthelot-Mahler Bomb Calorimeter.

Measurements:
overall: 295 mm x 360 mm x 100 mm,
Materials:
steel (metal) , glass , brass (copper, zinc alloy) and copper (alloy)
Object Number:
1923-104 Pt3
type:
instrument component , calorimeter and pressure gauge
Mechanical screw press used with Berthelot-Mahler Bomb Calorimeter

Mechanical screw press used with Berthelot-Mahler Bomb Calorimeter

Mechanical screw press with iron base and mould for compressing coal into briquettes from Berthelot-Mahler calorimeter , by A. Gallenkamp & Co. Ltd., London, England, 1889.

Measurements:
overall: 245 mm x 260 mm x 100 mm,
Materials:
iron and steel (metal)
Object Number:
1923-104 Pt4
type:
instrument component , calorimeter and press - mechanical
Double-armed key spanner for with Berthelot-Mahler Bomb Calorimeter

Double-armed key spanner for with Berthelot-Mahler Bomb Calorimeter

Iron double-armed key spanner for with Berthelot-Mahler Bomb Calorimeter, by A. Gallenkamp & Co. Ltd., London, England, 1889. Used to tighten lid of the bomb when screwed down to a workbench.

Measurements:
overall: 27 mm x 660 mm x 100 mm,
Materials:
wrought iron and leather
Object Number:
1923-104 Pt5
type:
instrument component , calorimeter and spanner
Open-ended square spanner used with Berthelot-Mahler Bomb Calorimeter

Open-ended square spanner used with Berthelot-Mahler Bomb Calorimeter

Iron open-ended square spanner, 3/4-inch Witworth (marked 3/8), by A. Gallenkamp & Co. Ltd., London, England, 1889. Used in conjunction with Berthelot-Mahler Bomb Calorimeter.

Measurements:
overall: 7 mm x 88 mm x 40 mm,
Materials:
mild steel
Object Number:
1923-104 Pt6
type:
instrument component , calorimeter and spanner
Open-ended square spanner used with Berthelot-Mahler Bomb Calorimeter

Open-ended square spanner used with Berthelot-Mahler Bomb Calorimeter

Chrome plated Iron open-ended square spanner, 3/8-inch Witworth),by A. Gallenkamp & Co. Ltd., London, England, 1889. Used in conjunction with Berthelot-Mahler Bomb Calorimeter.

Measurements:
overall: 14 mm x 56 mm x 25 mm,
Materials:
mild steel and chromium plated
Object Number:
1923-104 Pt7
type:
instrument component , calorimeter and spanner
Tommy bar wrench used with Berthelot-Mahler Bomb Calorimeter

Tommy bar wrench used with Berthelot-Mahler Bomb Calorimeter

Chrome plated iron tommy bar wrench, 1/8-inch, by A. Gallenkamp & Co. Ltd., London, England, 1889. Used in conjunction with Berthelot-Mahler Bomb Calorimeter.

Measurements:
overall: 60 mm 9 mm,
Materials:
mild steel
Object Number:
1923-104 Pt8
type:
instrument component , calorimeter and tommy bar