Search Results
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Plate 170: Crane for lifting heavy weights
- 1588
Mechanics: internal vertical treadwheel; spur gear and lantern; worm and worm gear.
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Beckman Model 24 spectrophotometer with vacuum control and printer
- 1970s
Beckman's Model 24 was a double-beam visible light spectrophotometer.
- Photographer Photomation
- Subject Scientific apparatus and instruments, Spectrophotometer, Optical spectroscopy, Beckman Instruments, Inc.
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Beckman Model DU spectrophotometer with vacuum control and printer
- Undated
The first Beckman Instruments DU Spectrophotometer was developed in 1940, when the company was still called National Technical Laboratories. Spurred by employee Howard Cary (who had previously been involved in pH meter…
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Beckman Acculab 6 Spectrophotometer with open sample compartment
- 1973 – 1982
The Beckman Instruments IR spectrophotometers began as a request from the Office of Rubber Reserve to Arnold O. Beckman in 1942, asking for an infrared spectrophotometer that they could use to create rubber. Under this…
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Beckman Model 915 Total Organic Carbon Analyzer with drawer retracted
- Circa 1968
The Model 915 converted samples to carbon dioxide and used a non-dispersive infrared analyzer to determine the total carbon and inorganic carbon. Organic carbon was determined as the difference between those values.
- Photographer Hesketh, Dean D.
- Subject Scientific apparatus and instruments, Carbon--Analysis, Beckman Instruments, Inc.
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Beckman Model 915 Total Organic Carbon Analyzer with drawer pulled out
- Circa 1968
The Model 915 converted samples to carbon dioxide and used a non-dispersive infrared analyzer to determine the total carbon and inorganic carbon. Organic carbon was determined as the difference between those values.
- Photographer Hesketh, Dean D.
- Subject Scientific apparatus and instruments, Carbon--Analysis, Beckman Instruments, Inc.
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Man using a Total Hydrocarbon Analyzer beside a car
- Undated
Beckman Instruments, Inc. became interested in measuring, controlling, and fighting air pollution in the late 1940s and early 1950s, when company president Arnold O. Beckman became the scientific adviser to the Los…
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Beckman Model 900 pH Analyzer (Interior)
- Circa 1969
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an accurate way to measure the acidity of his product. The resulting instrument kicked off…
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Operator adjusting a dial on Beckman Auto Exhaust Total Hydrocarbon Analyzer
- Undated
Beckman Instruments, Inc. became interested in measuring, controlling, and fighting air pollution in the late 1940s and early 1950s, when company president Arnold O. Beckman became the scientific adviser to the Los…
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Beckman Model 900 pH Analyzer (Part)
- Circa 1969
Arnold Beckman invented his first pH meter in 1934 at the request of a chemist from the California citrus industry, who needed an accurate way to measure the acidity of his product. The resulting instrument kicked off…
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Beckman Process Panels
- Undated
- Photographer Dietrich, T. A.
- Subject Scientific apparatus and instruments, Process control, Beckman Instruments, Inc.
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Helium Ionization Detector
- 1967
Helium ionization detectors are used in gas chromatography.
Beckman Instruments entered the gas chromatograph business in 1956 with the acquisition of the successful Watts Manufacturing Company. Later that year,…
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Beckman Industrial Gas Chromatograph
- 1956 – 1969
Beckman Instruments entered the gas chromatograph business in 1956 with the acquisition of the successful Watts Manufacturing Company. Later that year, Beckman Instruments produced its first gas chromatograph, the GC-1,…
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Beckman Gas Chromatograph, Series D Analyzer, with open case
- 1967
Beckman Instruments entered the gas chromatograph business in 1956 with the acquisition of the successful Watts Manufacturing Company. Later that year, Beckman Instruments produced its first gas chromatograph, the GC-1,…
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Beckman Process Gas Chromatograph, Series E Analyzer, with open case
- Undated
Beckman Instruments entered the gas chromatograph business in 1956 with the acquisition of the successful Watts Manufacturing Company. Later that year, Beckman Instruments produced its first gas chromatograph, the GC-1,…
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Beckman Total Hydrocarbon Analyzer
- Undated
Beckman Instruments, Inc. became interested in measuring, controlling, and fighting air pollution in the late 1940s and early 1950s, when company president Arnold O. Beckman became the scientific adviser to the Los…
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Beckman IGC Sample Handling System
- Undated
- Photographer Hesketh, Dean D.
- Subject Scientific apparatus and instruments, Beckman Instruments, Inc.
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Beckman Model 82
- Undated
- Photographer Laursen, Rene
- Subject Scientific apparatus and instruments, Beckman Instruments, Inc.
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Beckman Model 735 Dissolved O2 Analyzer
- Circa 1968
Developed from a Linus Pauling design during WWII, the technology behind Beckman Instruments’ oxygen analyzers ended up doing such diverse jobs as monitoring astronauts’ respiration, maintaining packaged food safety,…
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Beckman Model 762 Dissolved O2 Analyzer
- 1954 – 1969
Developed from a Linus Pauling design during WWII, the technology behind Beckman Instruments’ oxygen analyzers ended up doing such diverse jobs as monitoring astronauts’ respiration, maintaining packaged food safety,…
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