Paulo Sergio Freire

Person

Rio de Janeiro, BR

People

Patents Grantslast 30 patents

Information Patent Grant
Telescopic joint
- Patent number 12,025,249
- Issue date Jul 2, 2024
- Petroleo Brasileiro S.A. Petrobras
- Raphael Coelho Schiavo
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Device for cooling and distributing mixed charges on fixed catalyst...
- Patent number 8,568,669
- Issue date Oct 29, 2013
- Petroleo Brasileiro S.A. Petrobras
- Wilson Kenzo Huziwara
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
System and process for the separation of suspensions of spent catal...
- Patent number 7,967,897
- Issue date Jun 28, 2011
- Petroleo Brasileiro S.A. Petrobras
- Wilson Kenzo Huziwara
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Process for disengaging solid and gaseous particles in FCC processe...
- Patent number 7,867,321
- Issue date Jan 11, 2011
- Petroleo Brasileiro S.A. Petrobras
- Emanuel Freire Sandes
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Fluid flow inversion chamber for feed spray nozzles in FCC unit risers
- Patent number 7,638,102
- Issue date Dec 29, 2009
- Petroleo Brasileiro S.A. Petrobras
- Claudio Fonseca Machado Dos Santos
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Multifunctional entry device for a downward flow tube reactor
- Patent number 7,531,142
- Issue date May 12, 2009
- Petroleo Brasileiro S.A. Petrobras
- Wilson Kenzo Huziwara
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Cyclone system for disengaging solid and gaseous particles in FCC s...
- Patent number 7,332,133
- Issue date Feb 19, 2008
- Petroleo Brasileiro S.A. Petrobras
- Emanuel Freire Sandes
- B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information Patent Grant
Apparatus and process for downflow fluid catalytic cracking
- Patent number 7,087,154
- Issue date Aug 8, 2006
- Petroleo Brasileiro S.A. Petrobras
- Andréa de Rezende Pinho
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
TELESCOPIC JOINT
- Publication number 20210148497
- Publication date May 20, 2021
- PETROLEO BRASILEIRO S.A. - PETROBRAS
- Raphael COELHO SCHIAVO
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
DEVICE FOR COOLING AND DISTRIBUTING MIXED CHARGES ON FIXED CATALYST...
- Publication number 20110104018
- Publication date May 5, 2011
- Petroleo Brasileiro S.A. - PETROBRAS
- Wilson Kenzo HUZIWARA
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SYSTEM AND PROCESS FOR THE SEPARATION OF SUSPENSIONS OF SPENT CATAL...
- Publication number 20090142241
- Publication date Jun 4, 2009
- Petroleo Brasileiro S.A. - PETROBRAS
- Wilson Kenzo HUZIWARA
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
CYCLONE SYSTEM, PROCESS AND DEVICE FOR DISENGAGING SOLID AND GASEOU...
- Publication number 20080116117
- Publication date May 22, 2008
- PETROLEO BRASILEIRO S.A. - PETROBRAS
- Emanuel Freire SANDES
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Telescopic joint with sliding sealing ring
- Publication number 20070236011
- Publication date Oct 11, 2007
- Petroleo Brasileiro S.A. - PETROBRAS
- Paulo Sergio Freire
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Fluid flow inversion chamber for feed spray nozzles in FCC unit risers
- Publication number 20070148056
- Publication date Jun 28, 2007
- Petroleo Brasileiro S.A. - PETROBRAS
- Claudio Fonseca Machado Dos Santos
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Multifunctional entry device for downward flow tube reactor
- Publication number 20060286009
- Publication date Dec 21, 2006
- Petroleo Brasileiro S.A.
- Wilson Kenzo Huziwara
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Cyclone system, process and device for disengaging solid and gaseou...
- Publication number 20040234425
- Publication date Nov 25, 2004
- PETROLEO BRASILEIRO S.A. - PETROBRAS
- Emanuel Freire Sandes
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Apparatus and process for downflow fluid catalytic cracking
- Publication number 20040124124
- Publication date Jul 1, 2004
- PETROLEO BRASILEIRO S.A. - PETROBRAS
- Andrea de Rezende Pinho
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Multifunctional entry method and device for downward flow tube reactor
- Publication number 20030194360
- Publication date Oct 16, 2003
- Wilson Kenzo Huziwara
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Paulo Sergio Freire

Person

Patents Grantslast 30 patents

Telescopic joint

Device for cooling and distributing mixed charges on fixed catalyst...

System and process for the separation of suspensions of spent catal...

Process for disengaging solid and gaseous particles in FCC processe...

Fluid flow inversion chamber for feed spray nozzles in FCC unit risers

Multifunctional entry device for a downward flow tube reactor

Cyclone system for disengaging solid and gaseous particles in FCC s...

Apparatus and process for downflow fluid catalytic cracking

Patents Applicationslast 30 patents

TELESCOPIC JOINT

DEVICE FOR COOLING AND DISTRIBUTING MIXED CHARGES ON FIXED CATALYST...

SYSTEM AND PROCESS FOR THE SEPARATION OF SUSPENSIONS OF SPENT CATAL...

CYCLONE SYSTEM, PROCESS AND DEVICE FOR DISENGAGING SOLID AND GASEOU...

Telescopic joint with sliding sealing ring

Fluid flow inversion chamber for feed spray nozzles in FCC unit risers

Multifunctional entry device for downward flow tube reactor

Cyclone system, process and device for disengaging solid and gaseou...

Apparatus and process for downflow fluid catalytic cracking

Multifunctional entry method and device for downward flow tube reactor