Reagent for remediation of lost circulation zones

“Ultra-Block” is a mixture on the basis of non-organic compounds and cellulose fibers.

It is delivered in big bags, as agreed with the Customer.


The “Ultra-Block” compound is designed to remediate disastrous loss of circulation zones of drilling fluid. The reagent can be used as a bridging agent before performing squeeze jobs. The factor of remediation is forming in the lost circulation zone of a membrane-type water wall due to high filterability under minimum differential pressure.

Find out if the reagent is appropriate to solve your tasks

Order the sample and test it in real conditions. Later on, our laboratory will elaborate on this reagent to adjust it to your specific needs.

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Physical and chemical properties

Appearance at 20°С
Powder of light brown to brown color, inclusion of fibers is acceptable
pH 1% of water solution at 20 °С, units
Mass part of water, %, maximum
Bulk density at the temperature of 20 ± 2 °С, g/cm3

Recommendations to application

The composition is prepared based on the process water in concentration of 230 to 300 kg/m3, the volume of a circulated batch is calculated depending on the absorption power.

It is acceptable to prepare the composition based on any types of solutions, brines, and produced water.

Quality Himprom LLC

All products of “Himprom” LLC have Quality Certificates

Learn more about the quality control of the “Himprom” LLC products

How to order

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