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Year of publication
Type of media
Source
Subject
Type of material
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Heat treatment process for high-nitrogen low-nickel stainless steel
Free access| European Patent Office | 2021 -
Automatic detection switch valve for preventing gas leakage
Free access| European Patent Office | 2022 -
Manufacturing process of low-cost high-efficiency SCR denitration catalyst for cement kiln
Free access| European Patent Office | 2021 -
Multi-layer filtering system and front-back flushing and cleaning pre-filter
Free access| European Patent Office | 2021 -
High-strength and high-tenacity bearing steel for high-speed train
Free access| European Patent Office | 2021 -
Heat treatment process of seamless steel tube for automobile semi-trailer axle
Free access| European Patent Office | 2021 -
Surface treatment process of seawater erosion resistant steel pipe for construction
Free access| European Patent Office | 2021 -
High-wear-resistance bearing steel electroslag ingot and machining process thereof
Free access| European Patent Office | 2021 -
High-yield seamless steel tube machining process for automobile semi-hanging shaft
Free access| European Patent Office | 2021 -
Heat treatment process for high-chromium-nitrogen nickel-free stainless steel
Free access| European Patent Office | 2021 -
Social Network Emotional Marketing Influence Model of Consumers’ Purchase Behavior
Free access| DOAJ | 2023 -
Optimal Energy Resources Allocation Method of Wireless Sensor Networks for Intelligent Railway Systems
Free access| DOAJ | 2020
