SovietRxiv · Open Access in English
Rediscovering the Soviet scientific archive, in English
25357 full-text translations 14926 English PDFs 22539 abstracts
Showing 50 of 25357 papers
This paper examines the weldability of high-manganese austenitic steels, especially steel G13, in relation to the need for welding and surfacing mining equipment components. It evaluates weldability through the formation of alloyed austenitic weld metal, the prevention of austenite decomposition and…
This study examines the abrasive wear resistance of metals hardfaced with five electrode materials, T-590, EN-60M, OZI-1, OMG-N, and the experimental NI-1, in the context of restoring machine parts exposed to abrasive service conditions. The authors used a test method in which a rotating ring is str…
This study evaluates accelerated tempering regimes for hardened high-speed steels R18 and R6M3 by comparing double tempering at 600°C with conventional triple tempering at 560°C. Cylindrical specimens were quenched under controlled conditions, tempered for varied times, and assessed using a differen…
This article examines how bend tests should be conducted and compared for cast precipitation-hardening tool alloys, particularly iron, cobalt, tungsten, and molybdenum based compositions. It argues that bending strength is a useful structure-sensitive indicator because it reflects brittleness, casti…
The paper addresses the design and analytical treatment of closed-loop test rigs for gear transmissions with intersecting axes, focusing on ball transmissions and bevel-type meshes. It compares two rig layouts, one for a 90 degree shaft-intersection angle and another adaptable to 30 and 60 degrees, …
This paper examines how reducing the relative gear rim face width from 0.4 to 0.3 affects the weight of a two-stage RTsD-type gear reducer. Using analytical scaling relations for center distance, gear diameter, rim width, support reactions, housing walls, bosses, gears, and shafts, it compares other…
This paper examines a plate-type friction vibration damper intended to improve the running behavior of freight cars, particularly empty and lightly loaded cars where dynamic overloads are relatively high. It develops force and relative-friction relations for empty and loaded operating conditions, di…
This study examines how vibroabrasive processing affects the surface finish of steel parts when treated in a mixed abrasive medium composed of high-speed machining chips, sanding grit, and white cast iron metallic sand. Cylindrical specimens of steels 45 and R18, in annealed and hardened states, wer…
This paper examines the role of friction in metal cutting and its relation to chip formation, plastic deformation, and cutting work. Using previously proposed relationships among the friction angle, cutting angle, and shear angle, the author compares calculated dependencies with experimental data fr…
This paper investigates the amplitude dependence of energy dissipation, expressed through the logarithmic decrement of free torsional vibrations, in friction welded joints. The authors describe an experimental setup using electromagnetic excitation, strain gauge recording, and calibrated damped osci…
This paper describes an apparatus for investigating preliminary displacements in press-fit joints under simple and combined loading. The authors motivate the work by noting that conventional design calculations must account for many uncertain factors and often rely on increased safety factors, while…
This paper examines the development of friction force during reversible presliding displacement in elastic contacts between rough surfaces. Using experimental relationships between shear force, compressive force, static friction coefficient, surface finish, and material properties, it analyzes how c…
This study examines the effect of vibration treatment on plastic deformation and yield strength distribution in annealed ShKh15 steel specimens. Cylindrical samples were treated for 120 minutes in a vibrating medium of hardened steel balls of different diameters, then sectioned and evaluated by Vick…
This study examines the plasticity, strength, and recrystallization behavior of the brittle permanent-magnet alloy YuNDK24 and a titanium-alloyed modification, YuNDK24T. The authors compare mechanical characteristics obtained under uniaxial tension and compression with tests using all-around nonunif…
This paper examines how to compare resistance to plastic deformation in strain-hardening materials under tensile and torsional loading. It develops expressions for the specific work of plastic deformation in tension and torsion, accounting for the nonuniform stress and strain distribution in round s…
This paper examines methods for deriving actual shear resistance from torsion tests of strain-hardening materials, where nonuniform stress and strain distributions complicate interpretation, especially in solid rods and thick-walled tubes. It reviews Ludwik’s graphical differentiation method, the tw…
This paper reports experimental measurements of the strength of S90-1 glass under plane stress, addressing the limited prior data for mixed stress states near uniaxial compression. Thin-walled tubular specimens were loaded by combined internal hydrostatic pressure and axial tension or compression, w…
This paper examines fracture risk in disks made from ductile and low-ductility metals during radial upsetting, with attention to cracks that form in internal regions during forging. The authors combine limiting-ductility diagrams with measurements of strain fields on upset disks of duralumin, steel,…
This paper examines whether the elastic moduli of metals remain constant during large plastic deformation, a common assumption in classical plasticity theory. Solid cylindrical specimens of low-carbon steel, copper, and brass were plastically twisted to fracture after annealing, with shear and norma…
This paper examines plastic deformation caused specifically by rotation of the principal axes of the stress tensor while the principal stresses, stress intensity, and type of stress state remain constant. Experiments on thin-walled copper and steel tubular specimens subjected to combined loading tra…
This paper investigates plastic strain increments during complex loading at constant stress intensity with fixed principal stress directions, extending earlier experiments beyond small rotations of the stress vector. Thin-walled tubular specimens of steels and copper were loaded by controlled combin…
This article compiles laboratory determinations of physical properties of reservoir oils from numerous Western Siberian fields and formations for use in interpreting hydrodynamic well tests. Using the method of Mamuna and coauthors, it reports average values by field or stratum for reservoir oil vis…
This study examines how the intensity of local third-order structures relates to the distribution and preservation of oil and gas pools in Tomsk Oblast, with particular attention to horizon Yu-1. The authors quantify structural intensity as the ratio of uplift amplitude to structural area, group str…
This paper evaluates low-melting clay deposits at Aleksandrovskoye and Vasyuganskoye in northern Tomsk Oblast as local raw materials for red building brick and expanded clay aggregate. It reports granulometric, chemical, mineralogical, and technological tests, including plasticity, drying behavior, …
This paper applies infrared spectroscopy to classify Tomsk crude oils and to identify oxygen-containing functional groups in them. Spectra of eight oil samples from the Sovetskoe, Poludennoe, Katylginskoe, and Luginetskoe fields were recorded, and oil type was inferred from an aromaticity coefficien…
This paper examines the individual composition of light alkane hydrocarbons in gasoline fractions from several oil fields of the Tomsk Region using capillary chromatography. The authors identify stable patterns in the distribution of hexane isomers and methyl-substituted normal paraffins, noting enr…
This paper examines the individual hydrocarbon composition of 150 to 200°C naphtha fractions from oils of the Sovetskoye and Sobolinoye fields in Tomsk Oblast, a task complicated by the large number of possible isomers and limited availability of reference compounds. The authors propose an analytica…
This study examines the individual hydrocarbon composition of straight-run gasoline fractions with an end point of 122°C from several Tomsk Region crude oil fields. Fractions obtained by rectification were analyzed by gas-liquid chromatography using a high-efficiency capillary column and flame-ioniz…
This paper evaluates the commercial properties of crude oil from the Sobolinskoye deposit through fractional distillation and characterization of fuel, cracking, lubricating oil, and residue fractions against relevant Soviet standards. The crude is described as low sulfur and paraffinic, with limite…
This paper reports the group and structural hydrocarbon composition of gasoline, kerosene, gas oil, and higher boiling fractions from the Sobolinskoye oil field. Fractional distillation and established compositional methods are used to quantify paraffinic, naphthenic, aromatic, and structural group …
This study examines the physicochemical properties and fractional composition of oil from well 171 of the Sobolinskoye field in Tomsk Oblast, with attention to the quality of straight-run distillation fractions. Using general compositional measurements and atmospheric-vacuum distillation data, the a…
This paper evaluates the commercial properties of gas condensates from the Luginetskoye and Severo-Vasyuganskoye fields in Tomsk Oblast through direct distillation and testing of gasoline, kerosene, jet fuel, and diesel fuel fractions. The study reports high yields of gasoline-range fractions, low o…
This study determines the individual hydrocarbon composition of the 28 to 122°C gasoline fraction of gas condensate from the Luginets field in Tomsk Oblast. Fractions obtained by atmospheric rectification were analyzed by gas liquid chromatography on a long capillary column with flame ionization det…
This paper examines the group and structural group hydrocarbon composition of gas condensates from the Luginetskoye and Severo Vasyuganskoye fields in Tomsk Oblast. Fractions obtained by atmospheric vacuum rectification were analyzed using aniline point measurements, adsorption separation on silica …
This paper evaluates the content and potential utilization of C2 to C5 hydrocarbons in gas and gas condensate from the Luginetskoye gas condensate field in Tomsk Oblast. Gas and raw condensate samples from well No. 151 were analyzed by stepwise degassing from 76 atm to atmospheric pressure and by ga…
This study evaluates the component balance of associated petroleum gas during staged degassing of reservoir oil from the Sovetskoye field, with attention to light hydrocarbons important for petrochemical use. Using data on gas released during separation and measurements of gases remaining dissolved …
This study evaluates the resources and component composition of associated petroleum gas from the Sovetskoye oil field in Western Siberia, where rising oil production was expected to generate large gas volumes. Bottom-hole oil samples from productive strata A-I and B-VIII were subjected to staged de…
This paper assesses the hydrocarbon raw material base for developing petrochemical production in Western Siberia, with particular attention to Tomsk Oblast, the Middle Ob oil region, and the Middle Vasyugan gas-condensate fields. Drawing on studies of oils, associated petroleum gases, separation gas…
This paper surveys the occurrence, composition, and potential therapeutic use of mineral waters in the oil- and gas-bearing areas of Tomsk Oblast. Drawing on hydrogeological mapping and well data from Jurassic, Cretaceous, and younger deposits, it distinguishes sulfide, iodine-bromine, bromine, sili…
This paper reports reconnaissance microbiological observations on groundwater from the Sovetskoye oil field in Tomsk Oblast, where such data had previously been scarce. Water samples from Quaternary, Paleogene, and Cretaceous aquifers were characterized hydrogeochemically and examined for physiologi…
This paper examines the distribution of selected physiological groups of bacteria in groundwater, surface waters, deep well waters, and aeration-zone rocks of the North Kolpashevo uplift as an experimental basis for bacterial methods in oil and gas exploration in Tomsk Oblast. Samples were inoculate…
This paper presents preliminary engineering geological results for the Sovetskoye oil field area in northern Tomsk Oblast, where planned industrial, civil, road, and pipeline construction required early assessment of difficult terrain. Using geological survey data, laboratory characterization of nea…
This paper examines hydrogeological controls on drainage conditions in swampy, peat-covered oil- and gas-bearing areas of Tomsk Oblast. Drawing on hydrogeological and hydrogeochemical studies of groundwater, loose sediments, and peat deposits, the authors relate drainage difficulty to peat type and …
The paper presents a simplified procedure for estimating reservoir pressure from bottomhole pressure buildup after well shut-in, intended to avoid long stabilization periods and specialized graphical calculations. It models pressure recovery with an exponential relation, determines the decay coeffic…
This study examines variations in the calcium isotopic composition of oil-bearing sedimentary rocks and formation waters of the West Siberian Lowland, with attention to calcium mobility, lithology, depth, water chemistry, and possible biological influences. The authors used deuteron-activation analy…
This paper examines stable carbon isotope variation in oils from the Sovetskoe oil field in Tomsk Oblast, focusing on productive beds A-I and B-VIII. Using isotopic analyses of oil samples from multiple wells, the authors compare carbon isotope ratios across reservoir positions and find that the obs…
This paper evaluates the oil and gas prospects of the Okunev dome-shaped uplift in the Alexandrov arch, with particular attention to its position adjacent to the Ust-Tym Depression and to the structural and reservoir conditions of Jurassic through Paleogene deposits. Using seismic structural interpr…
This paper describes the stratigraphy, structural setting, and oil potential of the Strezhevoy uplift in the Lar-Yegan oil region of northern Tomsk Oblast, near the Sovetskoye field. It summarizes Jurassic, Cretaceous, and Paleogene formations, identifies the uplift as a latitudinal anticlinal fold …
This paper examines how disjunctive faults affected the distribution, formation, and destruction of gas pools on the Malokhetsky swell in the northeastern West Siberian Lowland. Using seismic interpretation, drilling correlations, structural observations, and evidence from gas and oil shows, it dist…
This paper describes an automatic switching device for magnetically actuated valves used in precision mass spectrometric analysis of the isotopic composition of oil. The problem addressed is that standard mass spectrometer inlet systems require laboratory modification, and manual valve switching is …
