{
  "patent_number": "US 78317",
  "country": "US",
  "title": "How Alfred Nobel Stabilized Nitroglycerin with Dynamite",
  "original_title": "Improved explosive compound",
  "summary": "Alfred Nobel's 1868 patent for dynamite, which made the volatile liquid explosive nitroglycerin safe to handle by mixing it with an absorbent material.",
  "what_it_does": "The patent describes a method for stabilizing liquid nitroglycerin by combining it with a porous, inert substance like kieselguhr (diatomaceous earth). By absorbing the liquid into this solid material, the mixture becomes a paste that is significantly less sensitive to physical shock or accidental detonation. This allowed the explosive to be shaped into cartridges and transported safely, whereas liquid nitroglycerin was notoriously dangerous and prone to exploding without warning.",
  "what_it_does_not_cover": [
    "Does not cover the chemical synthesis of nitroglycerin itself.",
    "Does not cover liquid-based explosive formulations that lack an absorbent solid carrier.",
    "Does not cover later high-explosive developments like TNT or plastic explosives."
  ],
  "filed": null,
  "granted": "1868-05-26",
  "expires": null,
  "status": "active",
  "holder": "Alfred Nobel",
  "holder_url": "https://patentbrief.org/company/alfred-nobel",
  "inventors": [],
  "times_cited": 5,
  "tags": [
    "mechanical",
    "materials",
    "energy"
  ],
  "abstract": null,
  "url": "https://patentbrief.org/patent/us/78317/dynamite-nobel",
  "markdown_url": "https://patentbrief.org/patent/us/78317/dynamite-nobel/md",
  "google_patents_url": "https://patents.google.com/patent/US78317",
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}