Inventor

CHUN CHANGMIN

US67 patents

⚠️ This page may combine multiple inventors who share the name “CHUN CHANGMIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHUN CHANGMIN

EXXONMOBIL RES & ENG CO

Erosion resistant cermet linings for oil and gas exploration, refining and petrochemical processing applications

Advanced erosion resistant carbide cermets with superior high temperature corrosion resistance

Metal dusting resistant alloys

Bimodal and multimodal dense boride cermets with superior erosion performance

Furnace run length extension by fouling control

Erosion-corrosion resistant carbide cermets for long term high temperature service

High performance alloys with improved metal dusting corrosion resistance

Advanced erosion-corrosion resistant boride cermets

Advanced erosion resistant oxide cermets

Metal dusting resistant copper based alloy surfaces

Chromium-enriched oxide containing material and preoxidation method of making the same to mitigate corrosion and fouling associated with heat transfer components

Advanced erosion-corrosion resistant boride cermets

Method for protecting metal surfaces utilizing erosion resistant oxide cermets

Composition gradient cermets and reactive heat treatment process for preparing same

Advanced erosion-corrosion resistant boride cermets

Multi-scale cermets for high temperature erosion-corrosion service

Advanced erosion resistant carbonitride cermets

Erosion-corrosion resistant nitride cermets

Advanced erosion resistant carbide cermets with superior high temperature corrosion resistance

Large particle size and bimodal advanced erosion resistant oxide cermets

Metal dusting resistant stable-carbide forming alloy surfaces

CHUN CHANGMIN

Silicon-containing steel composition with improved heat exchanger corrosion and fouling resistance

Stabilized ceramic composition, apparatus and methods of using the same

Heat stable formed ceramic, apparatus and method of using the same

Silicon-containing steel compostition with improved heat exchanger corrosion and fouling resistance

Alumina forming bimetallic tube for refinery process furnaces and method of making and using

Alumina forming refinery process tubes with mixing element

Alumina forming bimetallic tube and method of making and using

Pyrolysis reactor materials and methods

Porous pyrolysis reactor materials and methods

High performance coatings and surfaces to mitigate corrosion and fouling in fired heater tubes

Stabilized ceramic composition, apparatus and methods of using the same

EXXONMOBIL CHEMICAL PATENTS INC

Pyrolysis furnace tubes

Hydrocarbon conversion

Erosion resistant alloy for thermal cracking reactors

Pyrolysis furnace tubes

Pyrolysis furnace tubes

Pyrolysis reactor materials and methods

Reactor components

Pyrolysis reactor materials and methods

HERSHKOWITZ FRANK

Pyrolysis reactor materials and methods

Pyrolysis reactor materials and methods

GREANEY MARK A

Insert and method for reducing fouling in a process stream

Corrosion resistant material for reduced fouling, a heat transfer component having reduced fouling and a method for reducing fouling in a refinery

EXXONMOBIL TECHNOLOGY & ENGINEERING COMPANY

Catalyst systems for reforming in cyclic flow reactors

Size-reversing materials for reforming in cyclic flow reactors

EXXONMOBIL CHEM PATENTS INC

Advanced materials for regenerative pyrolysis reactors, methods, and reactors using the same

PETERSON JOHN ROGER

Erosion resistant cermet linings for oil and gas exploration, refining and petrochemical processing applications

ExxonMobil Researach and Engineering Company

Erosion resistant cermet linings for oil and gas exploration, refining and petrochemical processing applications

KEUSENKOTHEN PAUL F

Reactor components