DAVY MCKEE (LONDON) LIMITED

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
B21B ROLLING OF METAL 131

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5440779 Moisture removal from metal stripMay 26, 94Aug 15, 95[B21B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5797274 Cooling of hot bodiesExpiredApr 19, 96Aug 25, 98[F28D]
5724842 Rolling of metal stripExpiredFeb 20, 96Mar 10, 98[B21B]
5688051 Radiation pyrometer assembly for sensing the temperature of an elongate body moving longitudinallyExpiredApr 12, 95Nov 18, 97[G01J]
5473924 Rolling millsExpiredJan 14, 94Dec 12, 95[B21B]
5409521 Slag granulationExpiredMar 02, 94Apr 25, 95[C21B]
5004845 Hydrogenation of aldehydesExpiredJun 27, 88Apr 02, 91[C07C]
4767869 Process for the production of gamma-butyrolactoneExpiredJul 31, 87Aug 30, 88[C07D, B01D]
4584419 Process for the production of butane-1,4-diolExpiredNov 21, 84Apr 22, 86[C07C]
4496768 Process for the production of aldehydes by hydroformylation of alpha-olefinsExpiredJun 07, 83Jan 29, 85[C07C]
4466574 Cooling apparatusExpiredApr 12, 82Aug 21, 84[B05B]
4391677 Process for producing substantially sulphur-free butene-1ExpiredAug 27, 81Jul 05, 83[B01D]
4311564 Distillation process and apparatus for a barge-mounted plantExpiredJun 06, 80Jan 19, 82[B01D]
4298191 Mobile apparatus for containing molten metalExpiredJan 21, 80Nov 03, 81[C21B]
4287369 Hydroformylation of alkenes to aldehydesExpiredMar 20, 80Sep 01, 81[C07C]
4287370 Hydroformylation process for the production of n-valeraldehydeExpiredMar 20, 80Sep 01, 81[C07C]

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