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Protection against ionizing radiation


NII STALI started research in this area as far back as in 1954.

By the beginning of 1960s on Semipalatinsk test range T-55 and T-10M tanks were tested which were fitted with antiradiation protection designed by NII STALI in cooperation with a number of institutes of the Russian Academy of Sciences and the main tank design bureaus. Starting from T-64B MBT all subsequent tanks were equipped with antiradiation protection designed by NII STALI.

Chernobyl accident issued a new challenge: the personnel operating under conditions of severe radiation contamination should not only stay alive, but also preserve their health. For that antiradiation protection was required which would attenuate radiation doses not by dozens but by hundreds and thousands of times. Such protection was designed by NII STALI and used for liquidation of Chernobyl accident.

Lately a new research direction has been formed related to environment preservation, ecological problems, nuclear waste processing. Ecologically clean lead-free X-ray protective materials , protective ensembles for radiologists, unique research in nuclear waste processing and ecologically clean nuclear power complexes - these are just some of new developments of NII STALI in this area.

KZO-02 protective ensemble
UPZh-1 vest and UPP-1 belt for antiradiation protection
X-ray protective materials for protective garments, screens etc.
POV and SGT antiradiation materials
Protective eyeglasses against X-rays and electromagnetic radiation
Screens for X-ray protection
Storage vault protected against penetrating radiation
Washers for radioactive liquids


KZO-02 PROTECTIVE ENSEMBLE

Components of the ensemble:

· GAMMA-1 protective vest (ZhZI-02-GI)
· PYLNIK (DUSTER) disposable cape (NO-01)

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GAMMA-1 protective vest (ZhZI-02-GI)

Status: Tailor-made

GAMMA-1 protective vest is a means of personal protection against gamma-radiation and can be used by the personnel of special-purpose units and rescue teams during operations in accidents at nuclear power facilities.

 

The vest ensures protection of the abdomen, gonads, backbone and pelvis bones.

 

PYLNIK cape is a means of protection against radioactive dust, acid and alkaline solutions. It protects operator's GAMMA-1 vest, body and arms against radioactive substances and aggressive media.

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PYLNIK (DUSTER)
disposable cape
(NO-01)

Main Specifications
· weight of the vest, kg
· weight of the cape, kg
· gamma-radiation dose attenuation factor
· size range
· height range, cm
- 12,0±0,35
- 0,6
- 2
- 50…54
- 165…180

UPZH-1 VEST AND UPP-1 BELT

For antiradiation
protection

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STATUS: pilot production

Designed for radiation protection of the personnel operating in neutron, gamma and mixed gamma-neutron radiation fields in routine functions or in emergency. The textile basic module features pouches into which protective panels are inserted. The protection level depends on the type of the protective insert.

UPZh-1 MULTI-PURPOSE ANTI-NEUTRON VEST


Radiation type
Radiation dose reduction factor for different types of protective inserts
A B C D
Neutrons (fission spectrum) 1,5 1,5 1,2 1,2
Thermal neutrons 10 2,5 1,2 1,2
Gamma radiation 1,1 1,5 1,2 2,5
Weight, kg 5 10 16 25

UPP-1 MULTI-PURPOSE ANTI-NEUTRON BELT


Radiation type
Radiation dose reduction factor for different types of protective inserts
A B C D
Neutrons (fission spectrum) 1,3 1,2 1,1 1,1
Thermal neutrons 8,0 2,0 1,1 1,1
Gamma radiation 1,0 1,2 1,4 1,9
Weight, kg 2,0 3,0 4,5 7,0

As an option the vest can be additionally equipped with protection against:
· electromagnetic radiation;
· mechanical and high-temperature effects.


X-RAY PROTECTIVE MATERIALS

for protective garments, screens, doors,
shutters, X-ray room interior finish

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Examples of products

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Main specifications

Lead equivalent
Thickness
Filler
Weight of 1 sq.m
Density


- 0.25-1.0 mm
- 1.5-5.0 mm
- lead compounds, oxides of rare-earth elements, barite
- 4-16 kg
- 2.0-3.0 g/cm3.

Status: large-scale production


POV AND SGT ANTIRADIATION MATERIALS

For protection of crews of special vehicles against ionizing radiation

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Main Specifications

  POV SGT
Gamma-radiation dose reduction factor 1,1 ... 1,5 1,3 ... 3,5
Neutron dose reduction factor 1,2 … 3 1,2 ... 3
Thickness, mm 10 ... 200 5 … 50
Density, g/cm3 1,5 4

Status: full-scale production


PROTECTIVE EYEGLASSES

against X-rays and electromagnetic radiation
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X-ray Protective Eyeglasses

Designed to protect the eyes of medical personnel and patients against X-rays during roentgenography, roentgenotherapy, X-ray-controlled operations etc.

Lead equivalent: min. 0.25mm

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Protective Eyeglasses

Designed to protect the eyes of the personnel of medical physiotherapy rooms, radar stations etc. against detrimental effects of electromagnetic radiation in a wide wavelength range.

Screening efficiency: 20…30 dB

Status: small-scale production

SCREENS FOR X-RAY PROTECTION

for protection of medical personnel and patients against X-rays during all kinds of radiographic examinations

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Made of the materials with protection properties characterized by the lead equivalent of 1.0 mm.
The product range includes:

  • Small-size protective screens
       - for the patient: 800x1000mm
       - for the doctor: 1000x950 mm, with/without a seat
  • Large-size protective screens
       - single-section: 800x1000 mm
       - single-section with a window: 180x240 mm
       - double-section: 1600x1800 mm
       - double-section with a window: 180x240 mm
       - three-section: 2400x1800 mm
       - three-section with a window: 180x240 mm
  • Fluorography screen
  • Single-section fluorography screen: 800x1000 mm
  • Screen with movable shields
  • Rotary shield
  • Under-shield protective apron ("RUM")
  • Protective apron for the surgical table

Status: small-scale production. Also available custom-made.


STORAGE VAULT PROTECTED AGAINST PENETRATING RADIATION

for temporary storage of bank notes marked by radioactive solutions

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The vault protected against penetrating radiation (alpha, beta and gamma radiation) ensures safe storage of bank notes treated by radioactive solutions.

Dimensions:

  • height: 200-500 mm;
  • width: 250-400 mm;
  • depth: 150-300 mm.

Weight: 14-120 kg

Radiation dose is reduced to the background level when strontium-89 is used as an isotope source.


The protective materials used in the product are recommended for usage in personal protection equipment by the toxicology department of the Russian Research Institute of Medical Equipment (report dtd 15.11.1992).

Storage temperature: -50/+80°C

The size and painting color can be adjusted to the customer's request

Status: small-scale production/tailor made


WASHERS FOR RADIOACTIVE LIQUIDS

 

Designed for safe washing of radioactive-contaminated objects. The washer features a container for collection and temporary storage of radioactive waste.

Weight: 120 kg

Dimensions: 400x400x900 mm

Status: pilot production.

 
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