BLACK & VEATCH HOLDING COMPANY

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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 2013
 
  
 
B01D SEPARATION 7127
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF277
 
  
 
F22B METHODS OF STEAM GENERATION; STEAM BOILERS 221
 
  
 
C01F COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS 120
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 154
 
  
 
F17C VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES 126
 
  
 
F17D PIPE-LINE SYSTEMS; PIPE-LINES 113
 
  
 
G06Q DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTING PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTING PURPOSES, NOT OTHERWISE PROVIDED FOR 1173

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2016/0061,516 DUAL MIXED REFRIGERANT SYSTEMAug 29, 14Mar 03, 16[F25J]
2016/0061,517 DUAL MIXED REFRIGERANT SYSTEMAug 29, 14Mar 03, 16[F25J]
2016/0061,518 DUAL MIXED REFRIGERANT SYSTEMAug 29, 14Mar 03, 16[F25J]
2012/0000,245 Methods and Systems for Recovering Liquified Petroleum Gas from Natural GasJun 30, 11Jan 05, 12[F25J]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9777960 NGL recovery from natural gas using a mixed refrigerantDec 01, 11Oct 03, 17[F25J]
9574822 Liquefied natural gas facility employing an optimized mixed refrigerant systemMar 17, 14Feb 21, 17[F25J]
9243842 Combined synthesis gas separation and LNG production method and systemFeb 15, 08Jan 26, 16[F25J]
8815203 Cold bed adsorption sulfur recovery processApr 17, 13Aug 26, 14[C01B]
8671699 Method and system for vaporizing liquefied natural gas with optional co-production of electricityMay 18, 11Mar 18, 14[F17C]
8650906 System and method for recovering and liquefying boil-off gasApr 25, 07Feb 18, 14[F25J, F25B]
8444943 Methods and apparatus for sulfur recovery from acid gasesApr 30, 10May 21, 13[B01D]
8328995 Method for producing a distillate stream from a water stream containing at least one dissolved solidFeb 09, 07Dec 11, 12[C02F, B01D]
8066023 System and method for collecting and increasing the pressure of seal leak gasApr 10, 07Nov 29, 11[F17D]
7891324 Method and apparatus for heating a circulating fluid in an indirect heat exchangerJun 06, 07Feb 22, 11[F22B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0058,228 ROLE-BASED SYSTEMS AND COMPUTER PROGRAMS FOR MANAGING COMPLEX PROJECTSAbandonedOct 30, 14Feb 26, 15[G06Q]
2014/0317,203 ROLE-BASED SYSTEMS AND COMPUTER PROGRAMS FOR MANAGING COMPLEX PROJECTSAbandonedApr 22, 13Oct 23, 14[H04L]
2008/0307,799 Air vaporizorAbandonedAug 15, 08Dec 18, 08[F01K, F17C, F25B]
7285215 Process for improving phosphorus removal in waste water treatment without chemical additionExpiredApr 07, 07Oct 23, 07[C02F]
7252765 Process for improving phosphorous removal in waste water treatment without chemical additionExpiredMar 01, 04Aug 07, 07[C02F]
7160457 Digester coverExpiredOct 07, 04Jan 09, 07[C02F]
6652757 Method for high speed dewatering of slurriesExpiredMay 04, 01Nov 25, 03[C02F]
6602426 Water treatment using ozone and having a reduced likelihood of bromate formation from bromides found in the waterExpiredOct 01, 01Aug 05, 03[C02F]
2002/0140,621 Apparatus and method for increasing monopole capacity using external strengtheningAbandonedMar 30, 01Oct 03, 02[H01Q]
2002/0140,623 Apparatus and method for increasing monopole capacity using internal strengtheningAbandonedMar 30, 01Oct 03, 02[H01Q]
6074564 Ozone injection systemExpiredApr 09, 98Jun 13, 00[C02F]
5601719 Biological nutrient removal process for treatment of wastewaterExpiredJan 11, 96Feb 11, 97[C02F]
5519609 Biosolids tracking systemExpiredJun 29, 94May 21, 96[G06F, G06G, G01V]
4931889 Method and apparatus depending on the selected power source for controlling the positioning of a recording/reproducing apparatusExpiredMay 27, 88Jun 05, 90[G11B]

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