UNION CARBIDE INDUSTRIAL GASES INC.

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F25J LIQUEFACTION, SOLIDIFICATION, OR SEPARATION OF GASES OR GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT 128

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5197296 Cryogenic rectification system for producing elevated pressure productJan 21, 92Mar 30, 93[F25J]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5158435 Impeller stress improvement through overspeedExpiredNov 15, 91Oct 27, 92[B23P]
5048721 Method for enhancing the mixture of gases within a cylinderExpiredNov 17, 89Sep 17, 91[B67D]
5042994 Control of pressure swing adsorption operationsExpiredMay 25, 90Aug 27, 91[B01D]
4994095 Semipermeable membranes based on specific 4,4'-(1H-alkylidene)bis[2,3,6-trialkylphenol]type polyestersExpiredDec 06, 89Feb 19, 91[B01D]
4988285 Reduced No.sub.x combustion methodExpiredAug 15, 89Jan 29, 91[F23D]
4988464 Method for producing powder by gas atomizationExpiredJun 01, 89Jan 29, 91[B29B]
4982889 Floating dual direction seal assemblyExpiredAug 09, 89Jan 08, 91[F16J]
4981498 PROCESS FOR DEHYDRATION OF GASES AND COMPOSITE PERMEABLE MEMBRANES THEREFORWithdrawnFeb 12, 90Jan 01, 91[]
4977921 High gas flow rate productionExpiredSep 20, 89Dec 18, 90[B08B]
4978278 Turbomachine with seal fluid recovery channelExpiredJul 12, 89Dec 18, 90[F01D]
4976922 Sterilization methodExpiredMar 03, 89Dec 11, 90[A61L]
4973346 Glassmelting method with reduced nox generationExpiredOct 30, 89Nov 27, 90[C03B]
4969814 Multiple oxidant jet combustion method and apparatusExpiredMay 08, 89Nov 13, 90[F23M, F23C]
4961325 High pressure gas supply systemExpiredSep 07, 89Oct 09, 90[F17C]
4957050 Combustion process having improved temperature distributionExpiredSep 05, 89Sep 18, 90[F23G]
4957524 Air separation process with improved reboiler liquid cleaning circuitExpiredMay 15, 89Sep 18, 90[F25J]
4946382 Method for combusting fuel containing bound nitrogenExpiredMay 23, 89Aug 07, 90[F23C]
4941647 Protective lining for aluminum refining vesselExpiredSep 12, 89Jul 17, 90[C22B]
4934148 Dry, high purity nitrogen production process and systemExpiredMay 12, 89Jun 19, 90[F25J]
4931070 Process and system for the production of dry, high purity nitrogenExpiredMay 12, 89Jun 05, 90[B01D]

View all patents..

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.