3892794

Information

• Patent Grant
• 3892794

• References
• Source

• Patent Number

  3,892,794

• Date Filed

  Not available

• Date Issued

  Tuesday, July 1, 1975
  49 years ago

• CPC

  • B01J23/8875 - Germanium, tin or lead
  • B01J23/28 - Molybdenum
  • B01J23/30 - Tungsten
  • B01J23/31 - combined with bismuth
  • B01J23/32 - Manganese, technetium or rhenium
  • B01J23/8876 - Arsenic, antimony or bismuth
  • B01J23/8878 - Chromium
  • B01J27/00 - Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen Catalysts comprising carbon compounds
  • B01J27/0576 - Tellurium; Compounds thereof
  • C07C45/34 - in unsaturated compounds
  • C07C45/35 - in propene or isobutene
  • C07C51/252 - of propene, butenes, acrolein or methacrolein
  • C07C253/26 - containing carbon-to-carbon multiple bonds
  • C07D307/79 - with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals directly attached to carbon atoms of the hetero ring
  • C07D307/80 - Radicals substituted by oxygen atoms
  • C07D307/82 - with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
  • C07D307/83 - Oxygen atoms
  • C07D307/92 - Naphthofurans Hydrogenated naphthofurans
  • C07D333/60 - Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
  • C07D333/68 - Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
  • D06L3/1228 - with disperse brighteners
  • B01J2523/00 - Constitutive chemical elements of heterogeneous catalysts

• US Classifications

  • 558 - Organic compounds
  • 562 - Organic compounds
  • 568 - Organic compounds