ALFA LAVAL INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 834
 
  
 
B01D SEPARATION 6128
 
  
 
B05B SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES 658
 
  
 
B08B CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL 553
 
  
 
C02F TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE 253
 
  
 
A47K SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR 126
 
  
 
B04B CENTRIFUGES 126
 
  
 
B67D DISPENSING, DELIVERING, OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR 141
 
  
 
E21B EARTH OR ROCK DRILLING 195
 
  
 
F04F PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED 113

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9649668 Rotary impingement cleaning device with replaceable cartridge gear trainNov 04, 13May 16, 17[B05B, B08B]
9114367 Apparatus for mixing fluidsJan 09, 12Aug 25, 15[B01F]
8852445 Methods and apparatus for treating water and wastewater employing a cloth disk filterOct 28, 11Oct 07, 14[B01D]
8814061 Rotary nozzle cleaning apparatus with improved stemJun 26, 09Aug 26, 14[B05B]
8778174 Methods and apparatus for treating water and wastewater employing a cloth disk filterOct 15, 10Jul 15, 14[B01D]
8627838 Rotary impingement cleaning apparatus for sanitary environmentsApr 17, 10Jan 14, 14[B08B]
8152998 Screenless granular media filters and methods of useMay 28, 10Apr 10, 12[B01D]
8133328 Rotary apparatus and method for cleaning liquid storage tanksSep 03, 08Mar 13, 12[B05B, B08B]
7926502 Jet ring assembly and method for cleaning eductorsJun 16, 10Apr 19, 11[B01F]
7815748 Apparatus for cleaning stacked vessels with low head clearanceJun 15, 07Oct 19, 10[B08B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7618182 Dust-free low pressure mixing system with jet ring adapterExpiredJul 21, 08Nov 17, 09[B01F]
6572524 Decanter centrifuge having a heavy phase solids baffleExpiredJul 14, 00Jun 03, 03[B04B]
6561965 Mist pump for a decanter centrifuge feed chamberExpiredOct 20, 00May 13, 03[B04B]
6293300 Valve assembliesExpiredSep 13, 00Sep 25, 01[F16K]
4838203 Milking claw retraction and retention device for milking machineExpiredJul 21, 87Jun 13, 89[A01J]
4807566 Milk clawExpiredOct 05, 87Feb 28, 89[A01J]
4671435 Programmable wide area insecticide dispensing system and methodExpiredJan 30, 85Jun 09, 87[G04C, B67D]
4643709 Method of operating nozzle centrifugesExpiredMay 01, 85Feb 17, 87[B04B]
4572105 Backflushing systemExpiredSep 20, 84Feb 25, 86[A01J]
4562085 Production of fruit preservesExpiredOct 09, 84Dec 31, 85[A23L]
4516592 Milker unit washerExpiredFeb 29, 84May 14, 85[A01J]
4505697 Underflow concentration control for nozzle centrifugesExpiredApr 30, 84Mar 19, 85[B04B]
4501671 Method and apparatus for treatment of oily wasteExpiredJan 03, 84Feb 26, 85[C02F]
4485762 Milk metering method and apparatusExpiredDec 21, 82Dec 04, 84[A01J]
4444657 Breakover detector for centrifugesExpiredMay 26, 83Apr 24, 84[B04B]
4437686 Adjustable and repairable flow diverter for food processing equipmentExpiredAug 03, 81Mar 20, 84[F16L]
4376454 ValveExpiredMar 09, 81Mar 15, 83[F16K, F16L, A01J]
4351851 Method for freeze-stabilizing wineExpiredAug 11, 80Sep 28, 82[C12H]
4335146 Processing fish raw materialExpiredFeb 02, 81Jun 15, 82[A01K]
4271860 ValveExpiredDec 20, 78Jun 09, 81[F16K]

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