Nova Patents
AT447690T

Low nitrogen oxides emissions using three stages of fuel oxidation and in-situ furnace flue gas recirculation

Abstract

This record has no abstract on file.

Term

Term ended

Expired 1 June 2021, 5.3 years ago.

  1. Priority
  2. Filed
  3. Granted
  4. Expired
  5. Today

26 members in 11 offices

This recordMember, by publication datePriority claim1 more office is in the list below

Priority claims2

Priority claims
DocumentOfficeKindDate
59040800United States of AmericaA
0117786United States of AmericaW

Members26

Family members, oldest first
DocumentOfficeKind
US6085674AUnited States of AmericaA
US6325002B1United States of AmericaB1
US6325003B1United States of AmericaB1
CA2410046A1CanadaA1
CA2410086A1CanadaA1
WO0193988A1World Intellectual Property Organization (WIPO)A1
WO0194843A1World Intellectual Property Organization (WIPO)A1
AU6530301AAustraliaA
AU6533201AAustraliaA
US6363869B1United States of AmericaB1
EP1286754A1European Patent Office (EPO)A1
EP1287290A1European Patent Office (EPO)A1
KR20030031909ARepublic of KoreaA
KR20030034086ARepublic of KoreaA
CN1438914AChinaA
CN1441889AChinaA
RU2002134762ARussian FederationA
ZA200209640BSouth AfricaB
ZA200209641BSouth AfricaB
CN1276214CChinaC
AU2001265303B2AustraliaB2
EP1287290B1European Patent Office (EPO)B1
AT447690TThis recordAustriaT
ATE447690T1AustriaT1
DE60140360D1GermanyD1
CA2410086CCanadaC