About Magazine Podcasts Events
Museum Hours:Wednesday–Saturday, 10AM–5PM

Digital Collections

Records (Documents)

German patent for the production of activated carbon

  • 1929-Oct-12

Rights

Public Domain

Download all 3 images

PDFZIPof full-sized JPGs

Download selected image

Small JPG1200 x 1752px — 278 KBLarge JPG2880 x 4205px — 1.6 MBFull-sized JPG4730 x 6906px — 4.3 MBOriginal fileTIFF — 4730 x 6906px — 93.5 MB
View
Public
Domain
Searchable PDF
may contain errors
Download PDF
ZIP
of full-sized JPGs
Download ZIP

German patent #484056 for the production of activated carbon, awarded to Ernst Berl (1877-1946).

Property Value
Creator of work
Place of creation
Format
Genre
Extent
  • 19 cm W x 28 cm H
Language
Subject
Rights Public Domain Mark 1.0
Credit line
  • Courtesy of Science History Institute

Institutional location

Department
Collection
Series arrangement
  • Series III. Patent Files
  • Sub-series 2. Foreign Patents
Physical container
  • Box 6, Folder 22

View collection guide View in library catalog

Related Items

Cite as

Germany. Reichspatentamt. “German Patent for the Production of Activated Carbon,” October 12, 1929. Ernst Berl Papers, Box 6, Folder 22. Science History Institute. Philadelphia. https://digital.sciencehistory.org/works/4ppock6.

  Export citation (RIS) ?

This citation is automatically generated and may contain errors.

Rights

Public Domain

Download selected image

Small JPG1200 x 1871px — 360 KBLarge JPG2880 x 4489px — 1.9 MBFull-sized JPG4458 x 6949px — 4.2 MBOriginal fileTIFF — 4458 x 6949px — 88.7 MB

Rights

Public Domain

Download selected image

Small JPG1200 x 1751px — 150 KBLarge JPG2880 x 4202px — 1.1 MBFull-sized JPG4730 x 6901px — 3.3 MBOriginal fileTIFF — 4730 x 6901px — 93.4 MB

The Science History Institute recognizes there are materials in our collections that may be offensive or harmful, containing racist, sexist, Eurocentric, ableist, or homophobic language or depictions. The history of science is not exempt from beliefs or practices harmful to traditionally marginalized groups. The Institute is engaged in ongoing efforts to responsibly present and address the evidence of oppression and injustice inextricable from the history of science. If you would like to learn more about our ongoing efforts or if you encounter harmful, inaccurate, or insufficient descriptions, please contact us at digital@sciencehistory.org.