Registration
Already Registered? Log In
false
PRAXAIR TECHNOLOGY, INC.
Patent Owner
Stats
1,370
total patents issued
590 Total Apps Published
May 07, 2013 most recent publication
Details
1,370 Issued Patents
130 Issued in last 3 years
128 Published in last 3 years
13,339 Total Citation Count
Aug 06, 1976 Earliest Filing
596 Expired/Abandoned/Withdrawn Patents
Technologies
F25J LIQUEFACTION, SOLIDIFICATION, OR SEPARATION OF GASES OR GASEOUS MIXTURES BY PRESSURE AND COLD TREATMENT 150 1
F25B REFRIGERATION MACHINES, PLANTS, OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS 41 17
C01B NON-METALLIC ELEMENTS; COMPOUNDS THEREOF 36 12
F17C VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES 24 3
C07F ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM, OR TELLURIUM 22 25
F25D REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT COVERED BY ANY OTHER SUBCLASS 22 13
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 21 51
C03B MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL; SUPPLEMENTARY PROCESSES IN THE MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL 18 21
B01F MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING 13 14
Top Patents (by citation)
5,428,555 Facility and gas management system Apr 20, 93 Jun 27, 95 [G06F, G01L] 71 5,327,357 Method of decarburizing molten metal in the refining of steel using neural networks Dec 03, 91 Jul 05, 94 [G06F, C21D, C21C] 71 5,356,600 Oxygen enrichment method and system Sep 24, 90 Oct 18, 94 [C12M, B01J, B01F] 63 6,406,363 Unsupported chemical mechanical polishing belt Aug 31, 99 Jun 18, 02 [B24B] 62 5,518,526 Pressure swing adsorption process Oct 07, 94 May 21, 96 [B01D] 55 5,939,313 Stationary vortex system for direct injection of supplemental reactor oxygen Sep 12, 97 Aug 17, 99 [C12M] 50 5,820,655 Solid Electrolyte ionic conductor reactor design Apr 29, 97 Oct 13, 98 [B01D] 47 6,551,384 Medical oxygen concentrator Jul 05, 01 Apr 22, 03 [B01D] 46 5,370,728 Single bed pressure swing adsorption system and process Sep 07, 93 Dec 06, 94 [B01D] 45 5,658,371 Single bed pressure swing adsorption process for recovery of oxygen from air Nov 06, 95 Aug 19, 97 [B01D] 44
Recent Publications
2013/0095,223 Method and Apparatus for Producing Frozen Foam Products Oct 12, 12 Apr 18, 13 [A23G] 2013/0086,941 AIR SEPARATION METHOD AND APPARATUS Oct 07, 11 Apr 11, 13 [F25J] 2013/0087,453 METHOD FOR FORMING SPUTTER TARGET ASSEMBLIES HAVING A CONTROLLED SOLDER THICKNESS Nov 26, 12 Apr 11, 13 [C23C] 2013/0081,539 METHODS AND SYSTEMS FOR PURIFYING GASES Oct 12, 12 Apr 04, 13 [B01D] 2013/0081,542 SYSTEM FOR PREVENTING CONTAMINANTS FROM REACHING A GAS PURIFIER Nov 27, 12 Apr 04, 13 [B01D] 2013/0084,221 SYNTHESIS GAS METHOD AND APPARATUS Nov 26, 12 Apr 04, 13 [B01J] 2013/0072,375 CATALYST CONTAINING OXYGEN TRANSPORT MEMBRANE Nov 09, 12 Mar 21, 13 [B01D] 2013/0047,890 ORGANOMETALLIC COMPOUNDS Oct 25, 12 Feb 28, 13 [C07F, C09D] 2013/0047,900 STABILIZING COMBUSTION OF OXYGEN AND FLUE GAS Aug 22, 12 Feb 28, 13 [F23L, F23C]
Recent Patents
8,435,328 Ten bed pressure swing adsorption process operating in normal and turndown modes Jan 11, 11 May 07, 13 [B01D] 8,435,332 Oxygen separation module and apparatus Apr 08, 11 May 07, 13 [B01D] 8,429,933 Method for varying liquid production in an air separation plant with use of a variable speed turboexpander Nov 14, 07 Apr 30, 13 [F25J] 8,425,149 Hydrogen storage method and system Jun 10, 10 Apr 23, 13 [B65G, C01B] 8,425,870 in full burn regenerator flue gas May 06, 11 Apr 23, 13 [C01B, B01D] 8,408,005 ASU nitrogen sweep gas in hydrogen separation membrane for production of HRSG duct burner fuel Jan 09, 08 Apr 02, 13 [F02C] 8,409,307 Gasification and steam methane reforming integrated polygeneration method and system Aug 22, 07 Apr 02, 13 [B01J, C01B, C10J] 8,409,323 Control method and apparatus Apr 07, 11 Apr 02, 13 [B01D] 8,409,427 Hydrocarbon treatment method and apparatus Aug 04, 09 Apr 02, 13 [C07C] 8,397,535 Method and apparatus for pressurized product production Jun 16, 09 Mar 19, 13 [F25J]
Top Inventors for This Owner
