Laboratory studies

Our reliable partner in the field of laboratory testing is «Geochem» company (accreditation number ROOS RU .0001.515828) that has specialized units performing complex laboratory analysis of core and reservoir fluids samples, taken in course of exploration and oil and gas production, to get information about predictive parameters of hydrocarbon and non-metallic resources for oil and gas complex of Tyumen and other regions.

The laboratory carries out activities at high quality and technical level in accordance with state standards, and different methods of leading industrial research to study physical and chemical properties of hydrocarbon and non-metallic materials:

- Determination of reservoir and petrophysical properties of rocks, determination of longitudinal waves in different atmospheric and reservoir conditions, resistivity, open porosity in atmospheric and reservoir conditions;

 - Determination of physical and chemical composition of oil, condensate, gases: 
petroleum gas, dissolved in oil or gasoline-kerosene fractions, degasification, separation 
of oil and condensate; analysis of oil and condensate for specification of individual hydrocarbon composition by gas-liquid, gas-solid chromatography and spectroscopy;

 - Identification and implementation of studies on physical and chemical, thermodynamic properties of oil, condensate, gas in reservoir and atmospheric conditions, as well as studies of phase conditions of hydrocarbon systems, commercial characteristics of oil, condensates and petroleum products;

 - Chemical analysis of formation water, wastewater, groundwater and drinking water, semi-quantitative and quantitative spectral analysis for 40 and 18 elements, determination of micro components in mineralized waters, sediments, soils, rocks, oil and core material, etc.;

- Qualitative and quantitative X-ray analysis of clay and other minerals;

- Performing lithological and mineralogical studies of rocks, drawing conclusions on lithology and conditions of sedimentary rocks formation;

- Performing experiments on oil displacement with water and other solvents in samples of core material.

After conducting comprehensive investigations, we provide services of core transfer to core storage of Department of oil and gas of the government of Khanty-Mansiysk autonomous district - Yugra. Also, in agreement with customer, we provide core storage services at our 
own facilities.

Types of analysis

Core Studies 

Laboratory of collectors



Preparatory work for studies of core:

- Reception, registration of core samples;
 - Photographing the core;
 - Selection of samples for studies by types of analysis;
 - Extraction of core;
 - Cutting core by axis.

Analysis of full-size samples:

- Study of reservoir properties in atmospheric conditions (cylinder), including:

 - Residual saturation (Sachs - direct method);

 - Gas permeability;

 - Open porosity (saturation: kerosene, formation water);

 - Bulk density;

 - Residual water (indirect method);

 - Mineralogical density;

 - Carbonate content of rock;

 - Indicator of rock surface wetting ability;

 - Relative permeability;

 - Permeability in simulated reservoir conditions;

 - Specific electrical resistance;

 - Oil displacement efficiency;

 - The study of pore space by capillary measurements.

- Studies of rock properties at reservoir conditions:

 - Determination of porosity;

 - Determining resistivity;

 - Determining speed of longitudinal waves in different formation and atmospheric conditions.

- Calculated project parameters:

 - Effective porosity;

 - Porosity parameter;

 - Saturation parameter.
 


Laboratory studies of lithology

- Core description;
- Production of thin sections;
- The study of rocks in thin sections;
- Studies of rocks structural features, including:

 - Particle analysis of low-and medium cemented clastic rocks by hydraulic (pipette) and sieving method (mesh sizes: 1, 0.8mm, 0.63mm, 0.5mm, 0.4mm, 0.315mm, 0.25mm, 0.2mm, 0.16mm, 0.1mm , 0.05mm);

 - Particle analysis of hard-cemented clastic rocks in thin sections using fractional scale of Baturin V.P.;

- Studies of texture features of rocks, including photo sampling and thin sections;

- Studies of mineralogical composition of clastic material:

 - By immersion method;

 - By counting in thin sections;

- Studies of reservoir rocks cement clay minerals and bulk covering rocks using X-ray analysis;

- Studies of carbonates content using quantitative temperature and weight analysis;

- Mineralogical analysis of construction and glass sand;

- X-ray studies of minerals;

- Developing lithological reports on wells, based on analysis and data of other research methods.


Oil and gas condensate studies


Studies of wellhead oil samples is conducted in accordance with industry oil research program, approved in 1992 by Ministry of fuel and energy of Russia and in accordance with State standards and other industry guidelines:

- Physical and chemical characteristics of crude oil samples:

 - Flash point in open crucible, GOST 6356 - 75;

 - Content of water, GOST 2477 - 65;

 - Content of chloride salts, GOST 21534-76;

 - Content of mechanical impurities, GOST 6370 - 83;

 - Vapor Pressure, GOST 1756 - 2000.

- Physical and chemical characteristics of oil and gas condensate samples:

 - Fractional composition by volume percentage, GOST 2177-99 (Engler);

 - Determining the density of oil at temperatures from 0 ° C to 50 ° C, GOST 3900-85;

 - Kinematic viscosity from 0 ° C to 50 ° C, GOST 33-2000;

 - Determination of dynamic viscosity from 0 ° C to 50 ° C, GOST 33-2000;

 - Determination of total sulfur, GOST 1437-75;

 - Determination of nitrogen, 01.004;

 - Determination of wax, GOST 11851-85;

 - Determination of wax melting point, GOST 23683-79;

 - Determination of asphaltenes, 01.003-2008;

 - Determination of silica gel resins, STO 01.002-2008;

 - Determination of coke, GOST 19932-99;

 - Determination of pour point, GOST 5066-91;

 - Determination of molecular weight, STO 01.0001-2008;

 - Determination of acid value, GOST 5985-79;

 - Determination of light absorption coefficient, STO 01.005-2008;

- Curve of the true boiling point (CTI) of oil and stable gas condensate:

 - Fractional composition up to 450 °, according to GOST 11011-85;

 - Calculation of ten-degree fractions potential content.

- Physical and chemical characteristics of narrow fractions:

 - Density, GOST 3900-85;

 - Refractive index, GOST 18955.2-73;

 - Molecular weight, STO 01.0001-2008;

 - Kinematic viscosity at 20, 50 and 100 ° C, GOST 33-2000;

 - Sulfur content, GOST 1437-75, GOST 19121-73;

 - Pour point, GOST 20287-91;

 - Cloud point, GOST 5066-91;

 - Crystallization temperature, GOST 5066-91;

 - Flash point in open and closed vessel, GOST 4333-87, GOST 6356-75;

 - Determination of actual pitches, GOST 1567-97, GOST 8489-85;

- Determination of potential content and product quality of petroleum products:

 - Gasoline, GOST 51105-97;

 - Jet fuel, GOST 10227-86;

 - Kerosene, OST 38.01.407-86;

 - Diesel fuel, GOST 305-82;

 - Fuel oil, GOST 10585-99;

- Determination of group and structural-group composition of fractions and residues of different depth of selection;

- Determination of potential base oils content in crude oil;

- Characterization of raw materials for secondary refining processes:

 - Catalytic reforming of gasoline (62-180 ° C; 80-180 ° C);

 - Production of oils (VGO 300 ° C);

 - Destructive processes (By VNIINP, 1986 oil study program);

- Assessing the possibility of oil processing to :

 - Road bitumen, by BashNINP technique;

 - Coke, GOST 22898-78;

- Determination of technological index (classification code) of oil, OST 38.01197-80;

- Studies of petroleum products:

 - Gasoline compliance with GOST 51105-97 (fractional composition, total sulfur content, concentration of tar, content of aromatic hydrocarbons, a copper plate, density, vapor pressure);

 - Diesel fuel compliance with GOST 305-82 (fractional composition, kinematic viscosity, pour point, cloud point, flash point in closed vessel, total sulfur content, mercaptan sulfur, hydrogen sulfide, water-soluble acids and alkalis, water, solids, concentration of actual pitches, ash content, coking of carbon 10% residue, density, coefficient of filterability);

 - Motor oils (kinematic viscosity, viscosity index, water content, solids, water-soluble acids and alkalis, base number, acid number, ash content, sulfate ash content, density, flash point in open vessel, pour point, initial boiling point);

 - Fuel oil compliance with GOST 10585-99 (kinematic viscosity, conditional viscosity, ash content, the content of mechanical impurities, water, total sulfur, hydrogen sulfide, water-dissolved acids and alkalis, coking, density, temperature, flash point, pour point).

 

Chromatographic analysis group


- Combustible gases (GOST 23781-87, STO 03.001-2007):

 - In free gaseous phase;

 - Associated petroleum gases;

 - Gases dissolved in gasoline - kerosene hydrocarbons;

 - Water-dissolved gases;

 - Separation gases, decontamination, debutanization gases.

- Determination of content:

 - Oxygen O2, nitrogen N2, carbon monoxide CO, carbon dioxide CO2, helium He, hydrogen H2, argon Ar, methane CH4, ethane C2H6, propane C3H8, iso- n-butane C4H10, iso- n-pentane C5H12, iso- n-hexanes S6N14, iso- n-heptanes S7N16, iso- n-octanes S8N18, iso- n-nonanes S9N20, iso- n-decanes S10N22;

 - Density;

 - Specific density;

 - Molecular weight;

 - Temperature of combustion (highest, lowest);

 - Viscosity;

- Determination of impurities in pure gases H2, N2, Ar, He;

- Determination of aromatic hydrocarbons: benzene, toluene, para-, meta-, ortho-xylene, ethylbenzene, cumene, propylbenzene in crude oil, condensate, gasolines of any grade;

- Determination of gasoline fractions individual composition: NC 62 0 ° C (up to C7), NC 150 ° C (C3 - C42), NC 180 ° C (C3 - C42), NC 200 ° C (C3 - C42), by STO 05.001-2008;

- Determination of individual wide oil fraction NC 350 ° C to C35, by STO 05.001-2008;

- Determination of individual composition of stable gas condensate to C35, by STO 05.001-2008;

- Determination of individual composition of reservoir oil to C12, by STO 01.006-2008.

 

Group of thermodynamic studies of hydrocarbon condensate systems


- Determination of the formation fluid (GOST 23781-87, STO 03.001-2007):

 - Degassing, debutanization, physical and chemical characteristics of degassed and debutanized condensate;

 - Chromatographic studies of composition of separation gas, decontamination, debutanization;

 - Potential content of C 5 + B in formation fluid.

- Determination of reservoir condensate losses and condensate recovery factor:

 - Methodological guide on calculation of balance and recoverable condensate reserves approved by state concern "Gazprom" NGO "SOYUZGAZTECHNOLOGIYA" in 1990;

 - Thermodynamic studies of recombinant mixture on phase balance of hydrocarbon systems installation ("Bomb» PVT);

 - Determination of phase state of hydrocarbon system at reservoir conditions and losses of saturated condensate in reservoir at modeling reservoir development going to full exhaustion.

- Determination of C5 + B at phased reduction of reservoir pressure:

 - Methodological guide on calculation of balance and recoverable condensate reserves approved by state concern "Gazprom" NGO "SOYUZGAZTECHNOLOGIYA" in 1990;

 - Thermodynamic studies on PVT installation;

 - Determination of losses of stable gas condensate and change of potential material balance of hydrocarbons in process of reservoir development going to full exhaustion.

 

Studies of reservoir oil (according to OST 153-39.2-048-2003)

 

- Checking quality of subsurface samples:

   Pressure in sampler:

        - At reservoir temperature;

        - At 20 ° C;

   Volume of oil in sampler:

        - At reservoir temperature;

        - At 20 ° C.

- Studies of PVT correlation (pressure-volume-temperature) of reservoir oil and saturation pressure:

        - At reservoir temperature;

        - At 20 ° C;

        - At intermediate temperature.

- Normal separation of reservoir oil.

- Differential degasation at reservoir temperature.

- Stage separation for a given number of separation steps, given pressure and temperature levels.

- Determination of density, compressibility factor, coefficient of gas-saturated oil thermal expansion.

- Determination of dead oil density.

- Determination of viscosity of reservoir oil:

         - At reservoir temperature:

         - At reservoir pressure;

         - At different pressures in range of reservoir pressure to saturation pressure;

         - Same, at 20 ° C,

         - Same, at intermediate temperatures.

- Determination of viscosity of reservoir oil at reservoir temperature, at various pressures ranging from saturation to atmospheric pressure.

- Determination of viscosity of dead oil.

- Determination of oil saturation by paraffins:

         - By change of oil volume;

         - By change of geological properties.

 

Chemical analysis group

Drinking water

GOST R 51309 - 99 Total hardness, solids, pH value, smell, taste, color, turbidity and content of aluminum, ammonium, beryllium, iron, copper, molybdenum, arsenic, manganese, nitrates, nitrites, lead, selenium, strontium, sulfates, fluorides, chlorides, zinc, barium, boron, vanadium, bismuth, tungsten, cadmium, potassium, calcium, cobalt, silicon, lithium, magnesium, sodium, nickel, tin, silver, antimony, tellurium, titanium, chrome.

Natural water, with salinity above 1 g/dm3

GOST 26449 - 85 Solids, pH, carbonates, chlorides, calcium, magnesium, sulfates, sodium, potassium, silicon dioxide, bromide, iodide, fluoride, ammonium, bor.

Natural water, with salinity below 1 g/dm3

GOST 23268 - 78 Total iron, chromium, cadmium, cobalt, copper, nickel, lead, zinc, manganese, magnesium, calcium, hydro carbonates, sodium, potassium, oil products, anionic surfactants, phenols, phosphorus, permanganate oxidizability, silicon, boron, bromides, iodides.

Soil

PND F 16.1:2.3:3.11-98 Carbonates, bicarbonates, chlorides, sulfates, sodium, potassium, calcium, magnesium, determination of organic matter, determination of mobile phosphorus and potassium, determination of pH, hydrolytic acidity, total absorbed bases, total nitrogen, 
copper, cadmium, zinc, lead, nickel, cobalt, manganese.

Analysis of silicate rocks

NSAM 138 - X Silicon dioxide, aluminum oxide, common iron, ferrous oxide, titanium dioxide, calcium oxide, magnesium oxide, phosphorus pentoxide, nitrous oxide, manganese oxide, sodium oxide, potassium oxide, absorbent water, ignition loss, total sulfur, carbon dioxide.

Contact info:

Samartseva str., 18 
Russia, Tyumen city, 625046
OGRN 1098601000849
INN 8601038324
Phone.: +7 (3452) 329-178, 317-603
Fax: +7 (3452) 328-119
E-mail: geointek@geointek.ru