Huahai Engineering Co., Ltd of CREC Shanghai

Chine

 
Quantité totale PI 24
Rang # Quantité totale PI 61 625
Note d'activité PI 2,5/5.0    37
Rang # Activité PI 20 575

Brevets

Marques

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Dernier brevet 2025 - Grease application robot
Premier brevet 2018 - Novel track laying machine for u...

Derniers inventions, produits et services

2024 Invention New vibration-damping ballast bed structure. A new vibration-damping ballast bed structure, compr...
Invention Sleeve quick fixing apparatus for floating slab jacking device. The present utility model relates...
Invention Grease application robot. A grease application robot, comprising: a storage tank, wherein the sto...
2023 Invention Multifunctional track laying machine recovery device. The present utility model relates to the te...
Invention Bolt wrench double-rail synchronous operation trolley for track maintenance operation. Disclosed ...
Invention Steel rail fixing and clamping device. The present utility model relates to the technical field o...
Invention Height-adjustable roller. The present invention relates to the technical field of mechanical engi...
Invention Steel rail temperature and internal stress monitoring apparatus for stress relief operations. A s...
Invention Floating slab sleeve motor jacking device. The present utility model relates to the railway engin...
Invention Grease coating trolley. A grease coating trolley, comprising a vehicle body platform (1), and fur...
Invention Long-distance floating slab ballast bed jacking apparatus. A long-distance floating slab ballast ...
Invention Synchronous lifting and transverse moving device for long steel rail replacement. A synchronous l...
Invention Total station damping and locking device. The present utility model relates to the technical fiel...
2022 Invention New energy guide rail-type steel rail cleaning integrated system. Provided is a new energy guide ...
Invention New-energy rail transport device having double travelling systems, and use method. A new-energy r...
Invention Highway-railway dual-purpose multi-shaft power flatbed car and car set. A highway-railway dual-pu...
Invention Derusting device for steel rails. A derusting device for steel rails (600), the derusting device ...
2021 Invention Vehicle-mounted automatic measuring device and use method therefor. Disclosed is a vehicle-mounte...
Invention Highway-railway dual-purpose track-laying machine for urban rail transit engineering. A highway-r...
Invention Steel rail weld seam full-section milling and grinding machine and operating vehicle. A steel rai...
2020 Invention Track bed concrete pouring tank truck for direct pouring without transfer. Provided is a track be...
Invention Bidirectional driving traction and cargo-carrying transport vehicle for use on both highway and r...
2018 Invention Telescopic multifunctional working vehicle capable of operating in both directions and evacuating...
Invention Expandable multi-function working vehicle having bidirectional operation and transversal evacuati...
Invention Novel track layer for urban track traffic engineering and its construction method. It relates to...
Invention Novel track laying machine for urban rail transport project and construction method therefor. A n...