China's first set of variable pressure adsorption carbon molecular sieve nitrogen device for industrial operation (vacuum desorption)

From 1986 to 1988, it was awarded "contract and credit" by wenzhou municipal government for three consecutive years.

The first set of nitrogen-making equipment (atmospheric desorption) of carbon molecular sieve with pressure swing adsorption was successfully developed in China.

In 1990, awarded by wenzhou municipal government as "contract and credit" unit.

From 1993 to 1995, the company was awarded "AAA" credit rating for three consecutive years.

In 1996, China's first horizontal mobile nitrogen system was successfully developed.

In 1997, the first set of sterile variable pressure adsorption nitrogen device in China was successfully developed.

In 1997, China's first fully automatic hydrogenation and deoxygenation purification device was successfully developed.

In 1997, China's first fully automatic pressure swing adsorption equipment for nitrogen production was successfully developed.

In 1998, China's first pressure swing adsorption nitrogen device with low hydrogen content and micro oxygen was successfully developed.

Invention patent no. : 99101651.3

In 2005, China's first fully automatic load-adaptation nitrogen generator was put into operation.

Utility model of pressure swing adsorption gas separation device for three-tower process patent no. : 200520134418.8;
High recovery pressure swing adsorption gas separation equipment utility model patent number: 200520134419.2;
Invention patent no. : 200510062322.x;
Process invention patent for improving gas recovery rate of pressure swing adsorption separation process: 200510062324.9.

In 2006, China's first large flow (3000m3/h) pressure swing adsorption nitrogen device was put into industrial operation.

The patent number of utility model of molecular sieve filling device of pressure swing adsorption gas separation equipment: 200620100524.9

Portable oxygen generator design patent no. : 200603106744.8

Patent number of two-in-one condenser utility model: 200720114702.8

Pressure swing adsorption air separation equipment adsorption tower molecular sieve pressure device
Patent no. : 200810200406.9

Invention patent number of pressure swing adsorption gas separation device and its control method: 200910215269

The utility model of the structure of the pressure swing adsorption air separation device Patent no. : 200920351597.9

Wheeled mobile nitrogen generator utility model patent no. : 200920119096.8

Mine mobile nitrogen generator utility model patent no. : 200920119097.2

Invention patent number of pressure swing adsorption gas separation device and its control method: 200910215269

Utility model patent no. : 200920351597.9

Wheeled mobile nitrogen generator utility model patent no. : 200920119096.8

Mine mobile nitrogen generator utility model patent no. : 200920119097.2

The utility model of the diffusion oxygen making device Patent no. : 200920114298.3

Invention patent of low cost variable pressure adsorption air separation process Patent no. : 200910100711.5

Utility model patent number of mine mobile screw air compressor: 200920113553.2

Utility model of screw air compressor box structure patent no. : 200920113552.8

The patent number of the utility model of the suction top air filter for air compressor: 200920113793.2

Utility model of air compressor oil vapor separation cylinder patent no. : 200920113794.7

Utility model of air compressor oil injection temperature control valve patent no. : 200920119646.6

Utility model of air volume proportional control system of air compressor Patent no. : 200920119647.0

The utility model of the belt-driven installation structure of screw air compressor Patent no. : 200920119649.X

Invention patent of pressure swing adsorption oxygen making device for blowing heating tank Patent no. : 201010217816.1

Utility model of adsorption tower Patent no. : 201020570731.7

Invention patent of adsorption tower Patent no. : 201010514603.5

Utility model of air compressor wireless remote control system patent no. : 201020525108.x

Pipe pneumatic valve Utility model  patent no.: 201120397643.6

Gas purification process invention  patent no. : 01127220.1

Invention patent number of pressure swing adsorption gas separation device: 201310360383.9

Utility model of pressure swing adsorption gas separation device patent number: 201320504269.4