Following is a list of commercialized technologies developed either on our own or in collaboration with our clients and reputed research institutions:
| Technology |
Own Technology/ Collaborators |
| Visbreaking (coil and soaker) |
Indian Institute of Petroleum ("IIP") |
| Delayed coking |
IIP |
| Delayed coking |
IOCL Research and Development ("IOCL R&D")(sour crude) |
| Solvent dewaxing/de-oiling |
IIP |
| Solvent deasphalting |
IIP |
| SDA with supercritical solvent recovery |
IIP, HPCL |
| Lube extraction |
IIP, CPCL |
| Sulpholane extraction for BT recovery/ food grade Hexane production |
IIP |
| Tetra-Ethylene Glycol Extraction for BT recovery |
Own technology |
| Raffinate/ Light Naphtha Hydrotreating for FG Hexane |
IOCL R&D |
| Gas cracking for Ethylene |
IPCL |
| Diesel Hydrotreating |
IOCL R&D |
| Gas sweetening (MDEA based) |
Own technology |
| Sulphur recovery (Claus) |
Own technology |
| Sulphur recovery ( tail gas treating) |
Own technology |
| Sulphur recovery (enriched air) |
CPCL |
| N-Paraffin from kerosene |
IIP |
| Naphtha isomerisation |
IOCL-R&D |
| Bitumen blowing |
IOCL-R&D |
| Sulphur recovery (liquid phase oxidation) |
GNFC |
| Catalytic degassing of sulphur |
Own technology |
| LPG sweetening using continuous film contactor (CFC technology) |
IOCL R&D |
| Membrane separation of CO2 from natural gas |
IICT |
| SO2 removal from tail/flue gases-regenerative process |
IIP |
| LPG and/or C2/C3 recovery from natural gas |
Own technology |
| LPG and/or C2/C3 recovery from LNG |
Indian Institute of Chemical Technology ("IICT") |
| LPG recovery (absorption process) |
Own technology |
| Condensate Fractionation |
Own technology |
| Spent caustic treatment |
Own technology |
| Diesel desulphurisation adsorptive/ reactive process |
IOCL R&D |
| Kero / ATF hydrodesulphurization |
IOCL R&D |