HYDAC PROCESS TECHNOLOGY GMBH

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01D SEPARATION 26108
 
  
 
B04C APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES 112
 
  
 
B23P OTHER WORKING OF METAL; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS 155
 
  
 
B65D CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES 197
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS149
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 1204
 
  
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 1284

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2017/0333,816 FILTER DEVICE, HYDRAULIC SYSTEM AND BACKWASHING METHODAug 27, 15Nov 23, 17[B01D]
2014/0202,938 FILTERING APPARATUSApr 26, 12Jul 24, 14[B01D]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9855520 Filtering apparatusApr 26, 12Jan 02, 18[B01D]
9833733 Apparatus for conditioning of gasesApr 05, 13Dec 05, 17[B01D]
9744486 Filter deviceAug 22, 12Aug 29, 17[B01D]
9480942 Separation device for separating impurities from gasesAug 14, 13Nov 01, 16[B01D]
9233326 Separating device comprising a cyclone separating deviceSep 28, 11Jan 12, 16[B04C, A47L, B01D]
9180388 Filter device for fluidsNov 29, 12Nov 10, 15[B01D]
9004106 Switching apparatus for a fluid flowJun 10, 11Apr 14, 15[F16K, B01D]
8967415 Vessel, in particular pressure vesselAug 11, 10Mar 03, 15[B65D, F16J]
8663352 System for purifying gasMay 04, 10Mar 04, 14[B01D]
8518274 Filter device operating methodMay 16, 12Aug 27, 13[B01D]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0061,968 SWITCHING DEVICE FOR CONDUCTING A FLUIDAbandonedMay 21, 11Mar 14, 13[F16K]
2012/0211,410 FILTER DEVICEAbandonedSep 14, 10Aug 23, 12[B01D]
2012/0125,834 FILTER DEVICE AND FILTER ELEMENT ARRANGEMENT FOR USE IN THE FILTER DEVICEAbandonedJun 12, 10May 24, 12[B01D]
2009/0166,284 Filter SystemAbandonedJun 27, 07Jul 02, 09[B01D]
6604928 Filtering device and spinning headExpiredNov 14, 00Aug 12, 03[D01D, B01D]
6343697 Filter device with filter disksExpiredOct 01, 99Feb 05, 02[B01D]
5118328 Process for regenerating adsorbersExpiredFeb 08, 91Jun 02, 92[B01D]

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