Industry

Application

Process Step

Adsorption Process

Types 

Ethylene production
drying

Cracked gas

TSA

3A

Acetylene

Liquid propylene

Hydrogen

Treating other products in refineries

Drying and sweetening LPG

TSA

4A、5A、13X

Removal of CO² from ethylene

TSA

4A、13X

Treating synthesis

Removal of CH³OH after methanol washing

TSA

4A、5A、13X

Extraction of high-purity hydrogen from reformer gases and residual gases with a high hydrogen content

PSA

5A、13X

Production of paraffins and aromatic substances

Separation of n-/iso-paraffin

DDA/PSA

5A

Separation of aromatic
substances

DDA

5A、13X

Separation of olefins and paraffins

DDA

5A、13X

Olefins Treating

TSA

5A、13X

Drying and purifying natural gas before liquefaction

TSA

13X

Drying and sweetening LPG

TSA

5A、13X

Drying and purifying natural gas for automotive use

TSA

5A、13X

Purifying intake air in cryogenic air separation systems

TSA/PSA

13X

Drying technical gases such as N^2,, O² , CO² , H²

TSA/PSA

4A、13X

Extraction of CO from CO-rich reformer gases

PSA

5A、13X

O² enrichment of air using PSA and VPSA technology
[examples: glass furnaces or manual welding (PSA)]

PSA

5A、13X

O² enrichment of

VPSA processes

Cellulose bleaching with O² or ozone

PSA

5A、13X

Wastewate treatment with O² or ozone

Purifying biogas

PSA

13X

Heat pumps with H²O adsorption and desorption

TSA

13X

Use as a cooler by means of H²O desorption

TSA

4A、13X