Plasma Nitriding & Thermochemical Treatment

22 selected family record(s).

Patent families

CA2909688C

Thermochemical hardening / plasma-assisted diffusion

— · ALD/Ipsen/Plasma Metal/Aichelin/Oriental graph

CA3014946C

Low-pressure carburizing family reached Canadian grant in 2026; synchronized pulse carbon-carrier feeding in continuous in-line thermochemical treatment.

— · SECO/WARWICK / DOWA / Ipsen / Nachi / Oriental

DE102022106661A1

Plasma nitriding + oxidation

— · Plasmanitriertechnik Dr. Böhm

DE102022211045B8

Plasma-assisted thermochemical diffusion

— · TU Freiberg

EP0695813A3

Plasma-pulse carburizing

— · ALD Vacuum / Leybold lineage

PL411158A1

Multichamber low-pressure carburizing furnace

— · SECO/WARWICK

US20250347003A1

Duplex nanocomposite: PEMS plasma nitriding followed by Ti–Si–C–N nanocomposite coating in the same PVD device.

— · Southwest Research Institute (SwRI)

US5240514A

Ion nitriding

— · NDK ecosystem

CN1386890A

Устройство и процесс двухслойного тлеющего ионного науглероживания

2002-03-18 · Taiyuan University of Technology

JP4753294B2

Small batch vacuum carburizing furnace with heating/cooling chambers

2005-11-04 · Nachi Fujikoshi Corp

JP2008115422A

Glow-discharge plasma nitriding apparatus/method with oscillating/vibrating workpieces

2006-11-02 · Parker Netsushori Kogyo KK

CN103320772B

Устройство и способ модификации внутренней поверхности металла

2013-07-04 · Dalian University of Technology

JP2019039049A

Nitrided-layer / surface-treatment application

2017-08-28 · Air Water NV Inc.

WO2020080058

Plasma nitriding apparatus with controlled workpiece temperature / compound-layer suppression

2018-10-15 · Kobe Steel, Ltd.

CN109518121B

Регулирование деформации тонкостенных титановых деталей с использованием эффекта полого катода

2018-11-21 · AECC Harbin Dongan Engine Co., Ltd.

CN109609889B

Серия патентов по высокотемпературному/ионному азотированию тонкостенных титановых деталей с контролем деформации

2018-12-05 · AECC Harbin Dongan Engine Co., Ltd.

CN111020474B

Vacuum-plasma multicomponent diffusion treatment of steel

2019-12-18 · Wuhan Wureyan Heat Treatment Technology Co., Ltd. (transfer registered 2023-01-09)

JP7471206B2

Steel surface treatment by nitriding to improve fatigue properties

2020-11-27 · Air Water NV Inc.

WO2023190205

Vacuum carburizing furnace / bottom charging architecture and processing method

2022-03-31 · DOWA Thermotech Co., Ltd.

CN115161589B

In-situ PVD-покрытие после ионного азотирования внутренней стенки трубы

2022-era · —

CN219526761U

Temperature-controlled ion nitriding furnace with cooling/lifting/rotation

2023-03-23 · Wuhan Wureyan Heat Treatment Technology Co., Ltd.

CN223974177U

Modular pulsed-power ion nitriding furnace

2025-04-11 · Wuhan Wureyan Heat Treatment Technology Co., Ltd.