Sucker rods and sucker rod couplings. Specifications 
             
            
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              Gasing heads. Standard schemes, basic parameters and connection sizes 
             
            
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              Gas supply system. Gas production from offshore fields. Conditions of stay and use of buildings and structures safe for human health. Light environment. Inspection 
             
            
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              Gas supply system. Gas production from offshore fields. Conditions of stay and use of buildings and structures safe for human health. Light environment. Technical requirements 
             
            
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              Gas supply system. Trunk pipeline transportation of gas. Conditions of stay and use of buildings and structures safe for human health. Microclimate. Technical requirements 
             
            
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              Gas supply system. Trunk pipeline transportation of gas. Conditions of stay and use of buildings and structures safe for human health. Microclimate. Inspection 
             
            
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              Gas supply system. Trunk pipeline transportation of gas. Environment protection. Water protection. Water conditioning. Inspection 
             
            
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              Gas supply system. Trunk pipeline transportation of gas. Environment protection. Water protection. Water conditioning. Technical requirements 
             
            
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              Gas supply system. Natural gas production. Field pipelines. Mechanical safety. Pressure and leak tests 
             
            
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              Gas supply system. Main pipeline gas transportation. Mobile compressor unit. Control and testing 
             
            
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              Gas supply system. Main pipeline gas transportation. Mobile compressor unit. Technical requirements 
             
            
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              The main pipeline transport of oil and oil products. Rules for technological design 
             
            
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