Assignee
LIQUID CARBONIC CORP
US·58 granted patents·2,086 citations·filing 1975–1995
Top patents by PatentIndex Score
58 records- 0196US4428535AApparatus to cool particulate matter for grindingLIQUID CARBONIC CORP·Filed 1981·Granted Jan 31, 1984·139 cites·21 claims
- 0295US5632150ACarbon dioxide pellet blast and carrier gas systemLIQUID CARBONIC CORP·Filed 1995·Granted May 27, 1997·126 cites·28 claims
- 0394US4953365AHelical conveyor freezerLIQUID CARBONIC CORP·Filed 1989·Granted Sep 4, 1990·84 cites·25 claims
- 0493US5205135AHelical conveyor freezerLIQUID CARBONIC CORP·Filed 1991·Granted Apr 27, 1993·69 cites·25 claims
- 0591US5042262AFood freezerLIQUID CARBONIC CORP·Filed 1990·Granted Aug 27, 1991·83 cites·12 claims
- 0691US4356707ACryogenic cabinet freezerLIQUID CARBONIC CORP·Filed 1981·Granted Nov 2, 1982·60 cites·21 claims
- 0789US4944162AHelical conveyor food freezerLIQUID CARBONIC CORP·Filed 1989·Granted Jul 31, 1990·82 cites·13 claims
- 0889US4783972AN2 tunnel freezerLIQUID CARBONIC CORP·Filed 1987·Granted Nov 15, 1988·76 cites·20 claims
- 0989US4259360ADeoxygenation of liquidsLIQUID CARBONIC CORP·Filed 1979·Granted Mar 31, 1981·78 cites·1 claims
- 1088US5277301AFreezer conveyorLIQUID CARBONIC CORP·Filed 1993·Granted Jan 11, 1994·60 cites·11 claims
- 1185US5390499AProcess to increase natural gas methane contentLIQUID CARBONIC CORP·Filed 1993·Granted Feb 21, 1995·65 cites·13 claims
- 1285US4344291ACryogenic cabinet freezerLIQUID CARBONIC CORP·Filed 1980·Granted Aug 17, 1982·42 cites·16 claims
- 1384US4878362AChiller with expanding spiral conveyor beltLIQUID CARBONIC CORP·Filed 1988·Granted Nov 7, 1989·44 cites·12 claims
- 1482US5467612AFreezing system for fragible food productsLIQUID CARBONIC CORP·Filed 1994·Granted Nov 21, 1995·49 cites·7 claims
- 1582US5343715AHelical conveyor freezerLIQUID CARBONIC CORP·Filed 1993·Granted Sep 6, 1994·40 cites·3 claims
- 1679US3964270AIce making machineLIQUID CARBONIC CORP·Filed 1975·Granted Jun 22, 1976·36 cites·7 claims
- 1778US4947654ALiquid cryogen freezer with improved vapor balance controlLIQUID CARBONIC CORP·Filed 1989·Granted Aug 14, 1990·34 cites·12 claims
- 1878US4695302AProduction of large quantities of CO2 snowLIQUID CARBONIC CORP·Filed 1986·Granted Sep 22, 1987·34 cites·18 claims
- 1976US5585154AFlexible and non-water absorbing insulation systemLIQUID CARBONIC CORP·Filed 1995·Granted Dec 17, 1996·41 cites·13 claims
- 2076US5141099ABelt overlay apparatusLIQUID CARBONIC CORP·Filed 1990·Granted Aug 25, 1992·45 cites·30 claims
- 2175US4888955ATwo phase CO2 storage tankLIQUID CARBONIC CORP·Filed 1988·Granted Dec 26, 1989·32 cites·15 claims
- 2272US5460015AFreezer with imperforate conveyor beltLIQUID CARBONIC CORP·Filed 1994·Granted Oct 24, 1995·32 cites·23 claims
- 2371US5170631ACombination cryogenic and mechanical freezer apparatus and methodLIQUID CARBONIC CORP·Filed 1991·Granted Dec 15, 1992·56 cites·22 claims
- 2470US5247810AFreezer conveyorLIQUID CARBONIC CORP·Filed 1992·Granted Sep 28, 1993·27 cites·4 claims
- 2570US4739623ALiquid cryogen freezer and method of operating sameLIQUID CARBONIC CORP·Filed 1987·Granted Apr 26, 1988·39 cites·13 claims
- 2669US5020330ACO2 food freezerLIQUID CARBONIC CORP·Filed 1990·Granted Jun 4, 1991·28 cites·13 claims
- 2767US5444985ACryogenic tunnel freezerLIQUID CARBONIC CORP·Filed 1994·Granted Aug 29, 1995·48 cites·32 claims
- 2867US5359856AProcess for purifying liquid natural gasLIQUID CARBONIC CORP·Filed 1993·Granted Nov 1, 1994·29 cites·11 claims
- 2966US5363879ACryogenic couplingLIQUID CARBONIC CORP·Filed 1994·Granted Nov 15, 1994·24 cites·11 claims
- 3066US5102645AMethod for manufacture of high purity carbon monoxideLIQUID CARBONIC CORP·Filed 1991·Granted Apr 7, 1992·29 cites·11 claims
- 3165US5312635AMethod of making reduced oil content fried food productsLIQUID CARBONIC CORP·Filed 1992·Granted May 17, 1994·26 cites·13 claims
- 3265US5059407ALiquid carbon dioxide injection in exothermic chemical reactionsLIQUID CARBONIC CORP·Filed 1990·Granted Oct 22, 1991·23 cites·17 claims
- 3362US5108929AMethod and system for treatment of alkaline streamsLIQUID CARBONIC CORP·Filed 1989·Granted Apr 28, 1992·24 cites·11 claims
- 3462US4377402ACO2 Snow-making processLIQUID CARBONIC CORP·Filed 1981·Granted Mar 22, 1983·18 cites·5 claims
- 3559US5435776APoultry stunning with carbon dioxideLIQUID CARBONIC CORP·Filed 1994·Granted Jul 25, 1995·37 cites·10 claims
- 3658US4693737ARemote cooling CO2 applicationsLIQUID CARBONIC CORP·Filed 1986·Granted Sep 15, 1987·28 cites·14 claims
- 3756US5577392ACryogenic chiller with vortical flowLIQUID CARBONIC CORP·Filed 1995·Granted Nov 26, 1996·27 cites·33 claims
- 3855US4366178AFreezing baked bread goodsLIQUID CARBONIC CORP·Filed 1981·Granted Dec 28, 1982·20 cites·9 claims
- 3954US5522709AApparatus for intermittent transfer of fluid having vapor trap seal and vapor escape meansLIQUID CARBONIC CORP·Filed 1995·Granted Jun 4, 1996·11 cites·5 claims
- 4051US5156006AApparatus for cooling a heat transfer fluidLIQUID CARBONIC CORP·Filed 1991·Granted Oct 20, 1992·18 cites·7 claims
- 4149US5548974AMethod and apparatus for making CO2 snow blocksLIQUID CARBONIC CORP·Filed 1995·Granted Aug 27, 1996·11 cites·17 claims
- 4249US5485731AProtection for motors in refrigerated environmentsLIQUID CARBONIC CORP·Filed 1994·Granted Jan 23, 1996·22 cites·21 claims
- 4349US4955206ALiquid cryogen freezer with improved vapor balance controlLIQUID CARBONIC CORP·Filed 1989·Granted Sep 11, 1990·24 cites·21 claims
- 4448US5121611ARefrigeration apparatus and method of refrigerationLIQUID CARBONIC CORP·Filed 1990·Granted Jun 16, 1992·15 cites·6 claims
- 4546US5257503AMethod and apparatus for automatic production of blocks of solid carbon dioxide at low pressureLIQUID CARBONIC CORP·Filed 1991·Granted Nov 2, 1993·10 cites·20 claims
- 4646US5195334AHeat exchange apparatus having means for bacterial removalLIQUID CARBONIC CORP·Filed 1991·Granted Mar 23, 1993·16 cites·10 claims
- 4744US5348655AMethod for increasing the capacity of sewage treatment plantLIQUID CARBONIC CORP·Filed 1993·Granted Sep 20, 1994·19 cites·2 claims
- 4844US5255523AMethod and apparatus for determining the solid fraction of a stored cryogenic refrigeration systemLIQUID CARBONIC CORP·Filed 1992·Granted Oct 26, 1993·14 cites·14 claims
- 4944US5085745AMethod for treating carbon steel cylinderLIQUID CARBONIC CORP·Filed 1990·Granted Feb 4, 1992·16 cites·8 claims
- 5043US5601670AFlexible and non-water absorbing insulation systemLIQUID CARBONIC CORP·Filed 1995·Granted Feb 11, 1997·10 cites·30 claims
Showing the top 50 of 58 patent records by PatentIndex Score.
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