[go: up one dir, main page]

BR0304011A - Processo de modificação de superfìcies metálicas por plasma de nitrogênio e deutério - Google Patents

Processo de modificação de superfìcies metálicas por plasma de nitrogênio e deutério

Info

Publication number
BR0304011A
BR0304011A BR0304011-9A BR0304011A BR0304011A BR 0304011 A BR0304011 A BR 0304011A BR 0304011 A BR0304011 A BR 0304011A BR 0304011 A BR0304011 A BR 0304011A
Authority
BR
Brazil
Prior art keywords
nitrogen
modification
plasma
metal surfaces
deuterium
Prior art date
Application number
BR0304011-9A
Other languages
English (en)
Other versions
BR0304011B1 (pt
Inventor
Fernando Alvarez
Carlos Alejandro Figueroa
Original Assignee
Unicamp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Unicamp filed Critical Unicamp
Priority to BRPI0304011-9A priority Critical patent/BR0304011B1/pt
Publication of BR0304011A publication Critical patent/BR0304011A/pt
Publication of BR0304011B1 publication Critical patent/BR0304011B1/pt

Links

Landscapes

  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)

Abstract

"PROCESSO DE MODIFICAçãO DE SUPERFìCIES METáLICAS POR PLASMA DE NITROGêNIO E DEUTéRIO". Novo processo para tratamento de superfícies metálicas com objetivo de aumentar a sua dureza, resistência à corrosão, fadiga e desgaste, utilizando um plasma pulsado ou não de nitrogênio e deutério em proporciones adequadas ao perfil de dureza desejado, do metal a tratar e do nível de oxigênio residual do equipamento utilizado.
BRPI0304011-9A 2003-10-16 2003-10-16 Processo de tramento de superfícies metálicas por plasma de nitrogênio e deutério BR0304011B1 (pt)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BRPI0304011-9A BR0304011B1 (pt) 2003-10-16 2003-10-16 Processo de tramento de superfícies metálicas por plasma de nitrogênio e deutério

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BRPI0304011-9A BR0304011B1 (pt) 2003-10-16 2003-10-16 Processo de tramento de superfícies metálicas por plasma de nitrogênio e deutério

Publications (2)

Publication Number Publication Date
BR0304011A true BR0304011A (pt) 2005-05-31
BR0304011B1 BR0304011B1 (pt) 2015-02-24

Family

ID=34578316

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0304011-9A BR0304011B1 (pt) 2003-10-16 2003-10-16 Processo de tramento de superfícies metálicas por plasma de nitrogênio e deutério

Country Status (1)

Country Link
BR (1) BR0304011B1 (pt)

Also Published As

Publication number Publication date
BR0304011B1 (pt) 2015-02-24

Similar Documents

Publication Publication Date Title
Mesa et al. The effect of testing temperature on corrosion–erosion resistance of martensitic stainless steels
UA100522C2 (ru) Композиция для предварительной обработки металлической основы и способ обработки металлической основы
IS7669A (is) Aðferðir til að meðhöndla eða fyrirbyggja með 2,4-pyrímidíndíamín efnasamböndum sjálfsónæmissjúkdóma
WO2005012294A8 (en) 2,4-pyrimidinediamine compounds for use in the treatment or prevention of autoimmune diseases
BR9706988A (pt) ''aperfeiçoamento de superfìcies induzido a laser ''
MXPA03002698A (es) Tratamiento superficial para dureza y resistencia a corrosion mejorada.
BR0116678A (pt) Método para fazer um artigo ferroso e artigo obtido
PL362567A1 (en) Nonabrasive media with accelerated chemistry
MY138080A (en) Method and device for descaling and/or cleaning a metal strand
AU2003238386A8 (en) Electrode for gas evolution and method for its production
SE0202107D0 (sv) Surface modified stainless steel
ES8406562A1 (es) Un metodo de formar una superficie endurecida y cementada sobre una pieza de acero.
EP1306165A4 (en) METHOD FOR BALL BEAMING AND WORKPIECE WORKING THEREWITH, AND BALL BEAM MATERIAL AND ITS MACHINING
BR0200003B1 (pt) aço martensìtico e processo para o tratamento térmico de um aço martensìtico passìvel de endurecimento com boa usinabilidade.
US6327884B1 (en) Press brake tooling with hardened surfaces
BR0111076A (pt) Tratamentos de superfìcie para melhorar a resistência à corrosão de aços inoxidáveis austenìticos
BR0304011A (pt) Processo de modificação de superfìcies metálicas por plasma de nitrogênio e deutério
TW200632156A (en) Process for treating a semiconductor wafer with a gaseous medium, and semiconductor wafer treated by this process
AU2003247048A8 (en) Wear-resistant stainless cutting element of an electric shaver, electric shaver, and method of producing such a cutting element
BR0206274A (pt) Método para fazer um artigo ferroso e artigo obtido
MX2008013365A (es) Proceso para esparcir titanio y nitruro en un material que tiene una microestructura granular, generalmente compacta y productos producidos por el mismo.
WO2005075838A3 (en) Protection of surfaces against cavitation erosion
Liu et al. The effect of plasma nitriding and shot peening on the fretting damage resistance of Ti alloy
TW200702495A (en) Grit blasting electrodes for surface preparation
Gestwa et al. Influence of heat treatment on structure and properties of carburized low-carbon chromium steel.

Legal Events

Date Code Title Description
B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application according art. 36 industrial patent law
B15V Prolongation of time limit allowed

Free format text: RECONHECIDO OBSTACULO ADMINISTRATIVO E DEVOLVIDO O PRAZO DE 41 DIAS, NOS TERMOS DO ARTIGO 221 2O DA LPI E RESOLUCAO 116/2004.

B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application according art. 36 industrial patent law
B09A Decision: intention to grant
B16A Patent or certificate of addition of invention granted

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 24/02/2015, OBSERVADAS AS CONDICOES LEGAIS.

B15K Others concerning applications: alteration of classification

Free format text: AS CLASSIFICACOES ANTERIORES ERAM: C23C 4/10; C23C 14/06

Ipc: C23C 14/06 (2006.01)