Assignee
BRITISH OXYGEN CO LTD
37 granted patents·907 citations·filing 1974–1993
Top patents by PatentIndex Score
37 records- 0192US4843840ARelating to freezing apparatusBRITISH OXYGEN CO LTD·Filed 1987·Granted Jul 4, 1989·69 cites·13 claims
- 0290US4144037AGas separationBRITISH OXYGEN CO LTD·Filed 1977·Granted Mar 13, 1979·83 cites·14 claims
- 0388US4348213AProcess for the separation of a gaseous mixtureBRITISH OXYGEN CO LTD·Filed 1981·Granted Sep 7, 1982·59 cites·6 claims
- 0488US4168149AGas separationBRITISH OXYGEN CO LTD·Filed 1977·Granted Sep 18, 1979·60 cites·9 claims
- 0587US4283212ATreatment of gas streamsBRITISH OXYGEN CO LTD·Filed 1979·Granted Aug 11, 1981·46 cites·3 claims
- 0686US5213767ADry exhaust gas conditioningBRITISH OXYGEN CO LTD·Filed 1989·Granted May 25, 1993·56 cites·19 claims
- 0785US4128753ALaser beam weldingBRITISH OXYGEN CO LTD·Filed 1977·Granted Dec 5, 1978·38 cites·8 claims
- 0884US5417934ADry exhaust gas conditioningBRITISH OXYGEN CO LTD·Filed 1993·Granted May 23, 1995·58 cites·4 claims
- 0983US4072845AWelding electrodeBRITISH OXYGEN CO LTD·Filed 1975·Granted Feb 7, 1978·42 cites·13 claims
- 1082US4129424AGas separationBRITISH OXYGEN CO LTD·Filed 1977·Granted Dec 12, 1978·35 cites·8 claims
- 1178US4039437ATreatment of sewageBRITISH OXYGEN CO LTD·Filed 1975·Granted Aug 2, 1977·34 cites·11 claims
- 1275US4144038AGas separationBRITISH OXYGEN CO LTD·Filed 1977·Granted Mar 13, 1979·29 cites·8 claims
- 1374US4256721ACombustion method and apparatusBRITISH OXYGEN CO LTD·Filed 1979·Granted Mar 17, 1981·19 cites·4 claims
- 1468US4285742AHeat treatment methodBRITISH OXYGEN CO LTD·Filed 1979·Granted Aug 25, 1981·13 cites·10 claims
- 1565US4138330ALiquid treatmentBRITISH OXYGEN CO LTD·Filed 1977·Granted Feb 6, 1979·22 cites·10 claims
- 1663US4020321AElectric heatersBRITISH OXYGEN CO LTD·Filed 1975·Granted Apr 26, 1977·20 cites·15 claims
- 1761US4105887AWelding apparatus and methodBRITISH OXYGEN CO LTD·Filed 1976·Granted Aug 8, 1978·18 cites·2 claims
- 1860US4805806AApparatus for dispensing liquefied gasBRITISH OXYGEN CO LTD·Filed 1981·Granted Feb 21, 1989·16 cites·16 claims
- 1960US3934292ATriggering devicesBRITISH OXYGEN CO LTD·Filed 1975·Granted Jan 27, 1976·21 cites·10 claims
- 2059US3998738AVacuum drying and degassingBRITISH OXYGEN CO LTD·Filed 1975·Granted Dec 21, 1976·19 cites·17 claims
- 2156US4015780APowder formingBRITISH OXYGEN CO LTD·Filed 1975·Granted Apr 5, 1977·14 cites·3 claims
- 2256US3970957AFlowing gas laser gas regeneration systemBRITISH OXYGEN CO LTD·Filed 1974·Granted Jul 20, 1976·15 cites·15 claims
- 2355US4380457ASeparation of airBRITISH OXYGEN CO LTD·Filed 1979·Granted Apr 19, 1983·19 cites·4 claims
- 2455US4141823ATreatment of waste waterBRITISH OXYGEN CO LTD·Filed 1976·Granted Feb 27, 1979·12 cites·23 claims
- 2550US4121097APhotoelectrically controlled line follower apparatusBRITISH OXYGEN CO LTD·Filed 1977·Granted Oct 17, 1978·8 cites·5 claims
- 2650US4073483ASupporting deviceBRITISH OXYGEN CO LTD·Filed 1977·Granted Feb 14, 1978·11 cites·14 claims
- 2748US4108960ACompositions containing dithionitesBRITISH OXYGEN CO LTD·Filed 1976·Granted Aug 22, 1978·4 cites·2 claims
- 2847US4098451AWelding methodBRITISH OXYGEN CO LTD·Filed 1977·Granted Jul 4, 1978·15 cites·8 claims
- 2944US4626646AShielding gas for electric arc weldingBRITISH OXYGEN CO LTD·Filed 1983·Granted Dec 2, 1986·9 cites·16 claims
- 3043US4420009AApparatus for mixing fluidsBRITISH OXYGEN CO LTD·Filed 1981·Granted Dec 13, 1983·13 cites·12 claims
- 3143US4304286AMaking mouldsBRITISH OXYGEN CO LTD·Filed 1980·Granted Dec 8, 1981·7 cites·9 claims
- 3234US4243065AApparatus for removing gas from a liquidBRITISH OXYGEN CO LTD·Filed 1979·Granted Jan 6, 1981·2 cites·6 claims
- 3333US4334574ACooling methodBRITISH OXYGEN CO LTD·Filed 1980·Granted Jun 15, 1982·7 cites·5 claims
- 3428US4475350AMethod of making mouldsBRITISH OXYGEN CO LTD·Filed 1981·Granted Oct 9, 1984·1 cites·3 claims
- 3527US4329142AMethod for heat treatment of clay and refractory wareBRITISH OXYGEN CO LTD·Filed 1980·Granted May 11, 1982·7 cites·9 claims
- 3621US4318274AGas-operated motorsBRITISH OXYGEN CO LTD·Filed 1979·Granted Mar 9, 1982·4 cites·9 claims
- 3716US4471948ACutting apparatusBRITISH OXYGEN CO LTD·Filed 1982·Granted Sep 18, 1984·2 cites·9 claims
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