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Air separation products
Safe · Reliable · Advanced · Intelligent 
If you don’t want to get confused as to which air separation unit supplier is the best for your business, then look no further. DEAR Air Separation Industry Co., Limited is the one-stop shop for you.
We are among the top manufacturers of air separating systems. Apart from large air separating unit, we offer the following products:
Our Offerings
Air separation system · Air separation plant · High purity nitrogen air separation · Cryogenic air separation 
Air separation case
Professionalism and credibility are the keys to customers to choose us as always.
Case of DEAR air separation and Shandong Hujing Company Case of DEAR air separation and Shandong Hujing Company
DEAR air separation signed the contract with Shandong Hujing Iron and Steel Co., Ltd.. The set of air separation plant was successfully started at first time, all indexes exceeded the design indexes, and the working condition was stable. Process character
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Case of DEAR air separation and Chuangui Gas Company Case of DEAR air separation and Chuangui Gas Company
DEAR air separation signed the KDON(Ar)-7500/15000/230 air separation plant contract with Chuangui Gas Co., Ltd. . Process characteristics of the project: multistage distillation, hydrogen free argon production. At present, the plant runs stably.
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Case of DEAR air separation and Jiujiang Branch of Sinopec Case of DEAR air separation and Jiujiang Branch of Sinopec
KDN-2000 air separation plant signed by DEAR air separation and Jiujiang Petrochemical Co., Ltd has the process characteristics: single-stage distillation and high-purity nitrogen.
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ABOUT US
Relying on automated production technology to build intelligent upgrades of enterprises to help customers achieve rapid growth.
Welcome to Air Separation Company
DEAR Air Separation Industry Co., Ltd. has produced more than 300 sets of large and medium-sized air separation equipment for customers worldwide. The DEAR Industrial Park with an investment of 228 million yuan covers an area of 10 hectares. It has more than 300 employees and more than 30% of them are core technical staff. The team has a group of highly sophisticated technical R & D talents such as American doctors and masters. At the same time, during the company’s 7-year operation of the gas investment industry, it has also trained a number of high-level R & D and management teams, and has reserved a group of experienced project managers and other relevant personnel.
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01/27
Why does supercooling of switching heat exchanger often occur in DEAR air separation equipment during liquid accumulation stage? How to prevent low temperature after expander?
Due to the increase of cooling capacity released by circulating air in DEAR air separation unit, the cooling capacity released by the return gas in the cold sec
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01/26
Why does oxygen output and purity decrease when intake pressure of DEAR air separation column of air separation unit drops suddenly?
DEAR Air separation equipment also contains trace acetylene and hydrocarbons. Although adsorbed by acetylene absorber, its adsorptive efficiency can only reach
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Why we are a Preferred Air Separating Solution Provider
Attitude
We focus on maintaining a passion for our work, a positive attitude, and getting familiar with the latest technological advancement to satisfy each dimension of our client’s requirements.
Competitive Pricing
We want our premium service and care to be the fundamental reasons for ensuring customer satisfaction and brand commitment. We pay special attention to maintaining work ethics and provide our customers with market competitive prices.
Frequently Asked Questions

  • What is your quality assurance of air separating unit?

    We are an ISO: 9001 certified company and we ensure quality through our quality assurance department

  • Where are you Based?

    Our manufacturing facility is based in Henan Province, China

  • How do you offer customer support?

    We have our 24/7 customer support service through our website.

PRODUCT LIST
Small air separationLarge air separationHigh purity nitrogen air separationLiquefaction air separationComplete air separationBiogas purificationAir separation parts
contact us
Tel: +86-19837850536
E-mail: service@dearast.com
Add: DEAR Industrial Park, Biandong industrial cluster, Kaifeng, Henan Province
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