Classifications

• • C—CHEMISTRY; METALLURGY
  • C01—INORGANIC CHEMISTRY
  • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
  • C01B17/00—Sulfur; Compounds thereof
  • C01B17/69—Sulfur trioxide; Sulfuric acid
  • C01B17/74—Preparation
  • C01B17/76—Preparation by contact processes
  • C01B17/78—Preparation by contact processes characterised by the catalyst used
  • C01B17/79—Preparation by contact processes characterised by the catalyst used containing vanadium

Landscapes

• Chemical & Material Sciences (AREA)
• Organic Chemistry (AREA)
• Engineering & Computer Science (AREA)
• Chemical Kinetics & Catalysis (AREA)
• Materials Engineering (AREA)
• Inorganic Chemistry (AREA)
• Catalysts (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=21861125

Family Applications (1)

Country Status (3)

• 0
  • NL NL27137D patent/NL27137C/xx active
• 1929
  • 1929-07-09 GB GB21012/29A patent/GB317396A/en not_active Expired
  • 1929-07-18 FR FR678680D patent/FR678680A/fr not_active Expired

Also Published As

Similar Documents