Tenders Are Invited For Maintenance Of Technological Equipment Of A Delayed Coking Unit Using Hydromechanical Cleaning Of Furnace Coils P-1/1, P-1/2, P-2 And Hydro-Jet Cleaning Of The Internal Surface Of Pipelines. Hydro-Jet Cleaning Of The Inner Surface Of The Helmet Pipelines Of Coke Chambers R-1, R-2, R-3, R-4. 1891 (According To The Preliminary Plan For 2026. In Accordance With Clause 5 Of Article 12 Of The Procurement Procedure Of Samruk-Kazyna Jsc, The Condition For Concluding A Procurement Contract Is Approval Of The Source(S) Of Need And Procurement Plan(S), And (Or) Changes And (Or) Additions Made To Them For Goods, Works, Services In Respect Of Which Procurement Procedures Were Carried Out Regarding The Selection Of A Supplier)