RICH - Leading Nitrogen Generator & PSA Nitrogen Systems Manufacturer

Being Our Partner

We are looking for partners worldwide. Whether you are an individual or a company，If you are interested in RICH’s products or services, contact us now!

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1979

In 1979, The first PSA nitrogen production unit (vacuum desorption) was put into operation in China.

1989

In 1989, Developed China's first PSA nitrogen generator (atmospheric pressure desorption).

1996

In 1996, Developed China's first gradient pressure equalizing carbon molecular sieve device.

1996

In 1996, Developed China's first horizontal mobile nitrogen production device.

1997

In 1997, Developed China's first set of automatic PSA nitrogen production equipment.

1997

In 1997, Developed China's first set of automatic hydrogenating deoxidization device.

Regional services

The regional services include Equipment Rent, Gas Supply and Spare Parts & Upgrades services. Only available in the regions where offices have been set. If you would like more information, please contact us

Industry Applications

Petroleum & Natural Gas

The nitrogen generator for petroleum & natural gas is mainly used in protection, transportation, covering, pipeline replacement, rescue, maintenance, nitrogen injection, oil recovery, dilution nitrogen content, etc.

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Chemical Industry

Nitrogen covering, purging, displacement, cleaning, pressure conveying, chemical reaction agitation, chemical fiber production protection, etc.

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Food and Beverages

RICH has advanced food storage and liquid nitrogen preservation technology. Our equipment covers the main domestic granaries, effectively inhibiting the survival of pests and diseases.

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Coal Mine

RICH's coal mine nitrogen injection system is a series of innovative products developed for the demand of underground coal mining, which can effectively prevent the gas explosion and coal dust explosion in underground coal mines, and provide a strong

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Metal

RICH’s products equipped with a complete service system for metal heat treatment, smelting users to provide better solutions.

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Pharmaceutical

The use of nitrogen ensures a clean and sterile environment, which is essential for the production of pharmaceutical products.

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Battery/Lithium Battery

Nitrogen is used for the cooling and drying of lithium batteries to prevent high-temperature oxidation, and can also remove oxygen in the solution

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Rubber and Tires

RICH's nitrogen vulcanization process replaces the traditional superheated water vulcanization process, and has been successful in the rubber/tire industry.

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Electronics

RICH's high-purity products are suitable for various needs, a variety of solutions are specially developed for electronics/semiconductor users, which are convenient for users to choose.

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Optical Fiber

Optical fibers are extremely fine filaments drawn from special plastic and quartz glass, they are fragile and susceptible to oxidation and dust.

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Graphene

In the manufacturing process of graphene, it is necessary to use nitrogen to protect graphene from oxidation and pollution, to improve the performance and stability of graphene.

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Vehicle

Nitrogen-assisted molding is widely used in the automotive industry to manufacture complex parts such as bumpers, instrument panels, and seat frames.

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News & Updates

Aug. 30, 2024

Stable operation for 16 years, amazing super equipment

In 2008, a carbon fiber material company in Shanghai purchased a pressure swing adsorption nitrogen generator from RICH.

Aug. 14, 2024

Stable operation for 21 years, RICH nitrogen generator has excellent quality and durability

Pressure swing adsorption nitrogen production is a new technology for producing nitrogen from air. Pressure swing adsorption (PSA) is a physical process that is approximately isothermal.

Aug. 13, 2024

Stable operation for 13 years, RICH oxygen generator has stable quality

Membranes have selective, permeable, and diffuse properties for certain gas components for gas separation and purification.

Customized On-site PSA Nitrogen Generation Systems

PNF Series PSA Nitrogen Generators

PNF+ Series PSA Nitrogen Generators

Horizontal Nitrogen Production Equipment

POF Series PSA Oxygen Generators

PSA hydrogen separation and purification plant