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REFINERY SERVICES

Catalyst Sulfiding

DMDS MANAGEMENT

An Integrated Solution

Chematek offers fully-integrated, no-friction solutions for DMDS (DiMethylDiSulfide), an in-situ catalyst sulfiding agent used to achieve optimal catalyst activity.

We also offer TBPS, a lower sulphur content catalyst regenerator. Due to it’s zero-odour characteristics, TBPS is perfect for refineries closer to population centres.

ONE SERVICE PROVIDER

A single point of contact makes projects run smoothly.

PROVEN SUPPLY CHAIN

Peace of mind from a reliable, proven & fluid supply chain.

EXPERIENCED PERSONNEL

Technical excellence in pre-sulfiding storage, handling and usage.

NO ON-SITE STORAGE NEEDS

Just in time delivery from any of our 12 centres across the globe.

END-TO-END COORDINATION

Means reduced project management for you.

CUSTOMISED APPROACH

Bespoke solutions tailored to best suit your needs.

SPEEDY IMPLEMENTATION

We can move quickly if you need too.

RECOVERY AND TANK CLEANING

No need to assign additional resources.

Why choose DMDS for Catalyst Sulfiding?

Maximises

  • Efficiency
  • Value
  • Application security
SKIP

Minimises

  • Production interruption
  • Stay and exit friction on site
SKIP

Delivers

  • Optimal catalyst activity
  • Lower reactor temperature
  • Less frequent regeneration
  • Low environmental restrictions (odour, toxicity)
SKIP

DMDS BENEFITS

The Best Cost vs Performance Characteristics

Agent

S Content (% p/p)

Presulfiding Temperature (°C)

Density (Kg/L)

CS2

84

260

1,26

DMDS

68

240

1,06

TBPS

53

220

1,15

DMS

52

270

0,84

NBM

36

260

0,85

TNPS

37

220

1,04

FOR OPTIMAL CATALYST ACTIVITY

  • High Sulphur content (68%)
  • Low decomposition temperature
  • Low coking tendency
  • Low environmental restrictions (odour, toxicity)

A Fully Integrated Offer

Preliminary Study

Supply of DMDS

Supply of Hardware (inci. Skid)

Supervisor

On-site Personnel

Immediate Supply Across Europe

Key Elements

SAFE

Meets APEX specifications

EASILY TRANSPORTED

Assembled on a SKID

FLEXIBLE

Capacity from 10kg/hr to 145kg/hr.

FOR SECURITY

Equipped with two independent pumps for easy maintenance and trouble shooting.

PRECISE

DMDS and fluid are measured.

On-Hand Support

SUPERVISORS

Chematek professionals, to organise the assistance, follow the contract, give advice and assess the technical/economical results.

TECHNICIANS

To carry out the operations, available 24/7.

ENGINEERS

To design, build and operate the equipment.

SPECIALISTS

For mechanical and electrical support.

Let's Talk

If you have a project you’d like to discuss, please provide your details below so we can chat.