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.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →