HL Seawater Holdings, LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 451
 
  
 
B01D SEPARATION 3131
 
  
 
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF178
 
  
 
C01D COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM 114
 
  
 
C01F COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS 120
 
  
 
E02B HYDRAULIC ENGINEERING 117
 
  
 
F01K STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES 127

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9045351 Zero discharge water desalination plant with minerals extraction integrated with natural gas combined cycle power generationJun 18, 10Jun 02, 15[C01B, F01K, C01F, C02F, C01D]
8999171 Membrane and electrodialysis based seawater desalination with salt, boron and gypsum recoveryJul 18, 11Apr 07, 15[C02F, B01D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0175,426 Power Management For Gasification FacilityAbandonedJan 09, 09Jul 15, 10[F25J, G06F]
2010/0044,643 Low NOx Gasification Startup SystemAbandonedJan 14, 09Feb 25, 10[C01B, B01J]
2010/0018,237 Low Water Consumption Cooling Tower for Gasification PlantsAbandonedJan 14, 09Jan 28, 10[F28D, F28F, B01F]

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