Assignee
BOC GROUP PLC
GB·366 granted patents·7 pending applications·7,423 citations·filing 1982–2007
Top patents by PatentIndex Score
373 records- 0193US6006797AMethod and vessel for the storage of gasBOC GROUP PLC·Filed 1996·Granted Dec 28, 1999·139 cites·20 claims
- 0293US5451248AStorage and transportation of goods under controlled atmospheresBOC GROUP PLC·Filed 1994·Granted Sep 19, 1995·99 cites·26 claims
- 0393US5234472ASeparation of gas mixtures including hydrogenBOC GROUP PLC·Filed 1992·Granted Aug 10, 1993·109 cites·8 claims
- 0492US7373790B2Nitrogen rejection method and apparatusBOC GROUP PLC·Filed 2006·Granted May 20, 2008·21 cites·10 claims
- 0592US5944507AOxy/oil swirl burnerBOC GROUP PLC·Filed 1998·Granted Aug 31, 1999·131 cites·20 claims
- 0690US7059152B2Nitrogen rejection method and apparatusBOC GROUP PLC·Filed 2003·Granted Jun 13, 2006·74 cites·12 claims
- 0790US5863195AOxygen-fuel burnerBOC GROUP PLC·Filed 1997·Granted Jan 26, 1999·72 cites·12 claims
- 0889US6776163B2Nasal cannulaeBOC GROUP PLC·Filed 2003·Granted Aug 17, 2004·181 cites·2 claims
- 0989US6517801B2Treatment of gas streams containing hydrogen sulphideBOC GROUP PLC·Filed 2001·Granted Feb 11, 2003·42 cites·16 claims
- 1089US6460352B1Atmosphere control for perishable produceBOC GROUP PLC·Filed 2000·Granted Oct 8, 2002·44 cites·19 claims
- 1189US5112590ASeparation of gas mixtures including hydrogenBOC GROUP PLC·Filed 1988·Granted May 12, 1992·75 cites·30 claims
- 1288US5592934AAnaesthetic vaporizerBOC GROUP PLC·Filed 1994·Granted Jan 14, 1997·196 cites·10 claims
- 1388US4686354AInhalation apparatusBOC GROUP PLC·Filed 1986·Granted Aug 11, 1987·280 cites·1 claims
- 1487US4479363AFreezing a liquidBOC GROUP PLC·Filed 1983·Granted Oct 30, 1984·49 cites·20 claims
- 1586US6616908B2Treatment of a gas stream containing hydrogen sulphideBOC GROUP PLC·Filed 2001·Granted Sep 9, 2003·43 cites·6 claims
- 1685US5882184ALow emission swirl burnerBOC GROUP PLC·Filed 1997·Granted Mar 16, 1999·50 cites·16 claims
- 1785US5863317AApparatus for gas liquid separationBOC GROUP PLC·Filed 1997·Granted Jan 26, 1999·47 cites·14 claims
- 1884US5692890ACombination apparatusBOC GROUP PLC·Filed 1995·Granted Dec 2, 1997·50 cites·12 claims
- 1983US6436175B1Adsorption apparatusBOC GROUP PLC·Filed 2000·Granted Aug 20, 2002·47 cites·10 claims
- 2083US5384021ASputtering apparatusBOC GROUP PLC·Filed 1993·Granted Jan 24, 1995·45 cites·10 claims
- 2182US6135709AVacuum pumpBOC GROUP PLC·Filed 1999·Granted Oct 24, 2000·48 cites·6 claims
- 2282US5692381AApparatus for chilling fluidsBOC GROUP PLC·Filed 1996·Granted Dec 2, 1997·52 cites·19 claims
- 2382US5470379AMembrane plant: automatic control ofBOC GROUP PLC·Filed 1993·Granted Nov 28, 1995·52 cites·6 claims
- 2482US4639340ADissolving gas in a liquidBOC GROUP PLC·Filed 1985·Granted Jan 27, 1987·48 cites·21 claims
- 2581US6919059B2Process and apparatus for recovering sulphur from a gas stream containing sulphideBOC GROUP PLC·Filed 2001·Granted Jul 19, 2005·23 cites·7 claims
- 2681US5076837AAir separation in combination with a chemical processBOC GROUP PLC·Filed 1989·Granted Dec 31, 1991·34 cites·10 claims
- 2781US4504201AMechanical pumpsBOC GROUP PLC·Filed 1982·Granted Mar 12, 1985·33 cites·9 claims
- 2880US4759786ASeparation of gaseous mixturesBOC GROUP PLC·Filed 1986·Granted Jul 26, 1988·21 cites·11 claims
- 2979US5160769AThermal insulation: co2 filled foamBOC GROUP PLC·Filed 1990·Granted Nov 3, 1992·46 cites·8 claims
- 3078US6287535B1Treatment of combustible gas streamsBOC GROUP PLC·Filed 2000·Granted Sep 11, 2001·24 cites·10 claims
- 3178US4790866AAir separationBOC GROUP PLC·Filed 1987·Granted Dec 13, 1988·32 cites·8 claims
- 3277US6375413B1Vacuum pumpsBOC GROUP PLC·Filed 2000·Granted Apr 23, 2002·23 cites·11 claims
- 3377US5268019AAir separation method and apparatus combined with a blast furnaceBOC GROUP PLC·Filed 1992·Granted Dec 7, 1993·36 cites·19 claims
- 3477US5151119ACooling of molded articles with a mixture of evaporated cryogen and dried airBOC GROUP PLC·Filed 1991·Granted Sep 29, 1992·28 cites·8 claims
- 3577US5146756AAir separationBOC GROUP PLC·Filed 1991·Granted Sep 15, 1992·37 cites·8 claims
- 3677US4843828ALiquid-vapor contact method and apparatusBOC GROUP PLC·Filed 1988·Granted Jul 4, 1989·39 cites·11 claims
- 3777US4591331AApparatus and method for burning fuelBOC GROUP PLC·Filed 1984·Granted May 27, 1986·28 cites·20 claims
- 3876US6708984B1Seal assembliesBOC GROUP PLC·Filed 2000·Granted Mar 23, 2004·22 cites·2 claims
- 3976US5729983AStorage of perishable foodstuffsBOC GROUP PLC·Filed 1997·Granted Mar 24, 1998·40 cites·8 claims
- 4075US6001332AMedical gas mixtureBOC GROUP PLC·Filed 1998·Granted Dec 14, 1999·40 cites·12 claims
- 4175US5938422ARemoval of noxious substances from gas streamsBOC GROUP PLC·Filed 1997·Granted Aug 17, 1999·34 cites·11 claims
- 4275US5317862AAir separationBOC GROUP PLC·Filed 1993·Granted Jun 7, 1994·33 cites·22 claims
- 4375US5294428ADouble combustion oxygen enhanced sulfur recovery processBOC GROUP PLC·Filed 1987·Granted Mar 15, 1994·24 cites·19 claims
- 4475US5248320ACompressing oxygenBOC GROUP PLC·Filed 1992·Granted Sep 28, 1993·27 cites·14 claims
- 4574US6893620B2Process and apparatus for recovering sulphur from a gas stream containing hydrogen sulphideBOC GROUP PLC·Filed 2001·Granted May 17, 2005·21 cites·12 claims
- 4674US6352680B1Partial combustion of hydrogen sulphideBOC GROUP PLC·Filed 1999·Granted Mar 5, 2002·40 cites·10 claims
- 4774US5624477APressure swing adsorption plantsBOC GROUP PLC·Filed 1994·Granted Apr 29, 1997·37 cites·18 claims
- 4872US6709630B2Metallurgical lance and apparatusBOC GROUP PLC·Filed 2002·Granted Mar 23, 2004·10 cites·10 claims
- 4972US6638057B2Partial oxidation of hydrogen sulphideBOC GROUP PLC·Filed 2000·Granted Oct 28, 2003·18 cites·13 claims
- 5072US5672160AMedical devicesBOC GROUP PLC·Filed 1996·Granted Sep 30, 1997·125 cites·5 claims
Showing the top 50 of 373 patent records by PatentIndex Score.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →