PNK series modular nitrogen generator

PNK series modular nitrogen generator

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Customized On-site PSA Nitrogen Generation Systems

Customized On-site PSA Nitrogen Generation Systems

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PNF Series PSA Nitrogen Generators

PNF Series PSA Nitrogen Generators

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PNF+ Series PSA Nitrogen Generators

PNF+ Series PSA Nitrogen Generators

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Horizontal Nitrogen Production Equipment

Horizontal Nitrogen Production Equipment

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POF Series PSA Oxygen Generators

POF Series PSA Oxygen Generators

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About RICH

Since1979, RICH focuses on the R&D, production and sales of gas production systems. We are the leader in the field of room-temperature air separation in China.

Our business includes: gas equipment, gas products, gas equipment services, equipment renting, etc.

With more than 40 years’ experience in air separation industry, we always adhere to create value for customers and provide professional gas generation system for all industries around the world, like petroleum, chemical, coal mining, metallurgy, tire, pharmaceutical, food and many other industries. We have provided more than 4,000 sets of gas production systems worldwide.

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
1979
In 1979, The first PSA nitrogen production unit (vacuum desorption) was put into operation in China.
1989
1989
In 1989, Developed China's first PSA nitrogen generator (atmospheric pressure desorption).
1996
1996
In 1996, Developed China's first gradient pressure equalizing carbon molecular sieve device.
1996
1996
In 1996, Developed China's first horizontal mobile nitrogen production device.
1997
1997
In 1997, Developed China's first set of automatic PSA nitrogen production equipment.
1997
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

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

Chemical Industry

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

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

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

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

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

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

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

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 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

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

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

Jul. 24, 2025

Is Your Nitrogen Generator Ready for Harsh Environments? Here’s What to Check
For industrial operations relying on nitrogen generation, ensuring that your nitrogen generator can withstand harsh environments is crucial. Many facilities face challenges such as extreme temperatures, dust, and humidity, which can diminish performance and efficiency. By addressing these pain points, nitrogen gas generator manufacturers can provide solutions that improve reliability and

Jul. 24, 2025

How Nitrogen Generators Help Chemical Plants Cut Downtime
In the fast-paced environment of chemical plants, downtime equates to significant losses, impacting productivity and sales. Many plants experience interruptions in production schedules due to inconsistent nitrogen supply, leading to inefficiencies. Enter Nitrogen Gas Generator Manufacturers such as RICH, which provide solutions to these problems through on-site nitrogen generation. Utilizing a

Jun. 22, 2025

Pressure Swing Adsorption Vs. Membrane Technology for On-Site Nitrogen Generation
Learn about the differences between pressure swing adsorption generators and membrane generators, as well as which one is best suited for your application.
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