AU2020101920A4 - Tribological processed solid super lubricity carbon-based drills - Google Patents
Tribological processed solid super lubricity carbon-based drills Download PDFInfo
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- AU2020101920A4 AU2020101920A4 AU2020101920A AU2020101920A AU2020101920A4 AU 2020101920 A4 AU2020101920 A4 AU 2020101920A4 AU 2020101920 A AU2020101920 A AU 2020101920A AU 2020101920 A AU2020101920 A AU 2020101920A AU 2020101920 A4 AU2020101920 A4 AU 2020101920A4
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- carbon
- dlc
- lubricity
- tribological
- super
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 33
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 26
- 239000007787 solid Substances 0.000 title claims abstract description 9
- 238000005553 drilling Methods 0.000 claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims abstract description 14
- 238000000576 coating method Methods 0.000 claims description 16
- 229910003460 diamond Inorganic materials 0.000 claims description 3
- 239000010432 diamond Substances 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 239000000654 additive Substances 0.000 claims description 2
- 239000003575 carbonaceous material Substances 0.000 claims description 2
- 238000005229 chemical vapour deposition Methods 0.000 claims 2
- 208000017304 adult pulmonary Langerhans cell histiocytosis Diseases 0.000 claims 1
- 238000005289 physical deposition Methods 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 229910021389 graphene Inorganic materials 0.000 abstract description 5
- 239000007788 liquid Substances 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract description 2
- 229910021397 glassy carbon Inorganic materials 0.000 abstract description 2
- 229910002804 graphite Inorganic materials 0.000 abstract description 2
- 239000010439 graphite Substances 0.000 abstract description 2
- 229920000642 polymer Polymers 0.000 abstract description 2
- 238000007514 turning Methods 0.000 abstract description 2
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 abstract 2
- 229910052982 molybdenum disulfide Inorganic materials 0.000 abstract 2
- 229910052582 BN Inorganic materials 0.000 abstract 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 description 9
- 239000000853 adhesive Substances 0.000 description 8
- 230000001070 adhesive effect Effects 0.000 description 8
- 239000002173 cutting fluid Substances 0.000 description 8
- 239000012530 fluid Substances 0.000 description 8
- 238000005520 cutting process Methods 0.000 description 7
- 238000004458 analytical method Methods 0.000 description 6
- 238000007456 delayed laparoscopic cholecystectomy Methods 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000010410 layer Substances 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 229910001311 M2 high speed steel Inorganic materials 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000000314 lubricant Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 240000002024 Gossypium herbaceum Species 0.000 description 2
- 235000004341 Gossypium herbaceum Nutrition 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 229910010037 TiAlN Inorganic materials 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical class [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 229910003481 amorphous carbon Inorganic materials 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002608 ionic liquid Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000003346 palm kernel oil Substances 0.000 description 2
- 235000019865 palm kernel oil Nutrition 0.000 description 2
- 239000010773 plant oil Substances 0.000 description 2
- 238000012552 review Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229910000760 Hardened steel Inorganic materials 0.000 description 1
- 229910000997 High-speed steel Inorganic materials 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910004349 Ti-Al Inorganic materials 0.000 description 1
- 229910004692 Ti—Al Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000000887 hydrating effect Effects 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000011156 metal matrix composite Substances 0.000 description 1
- 238000005555 metalworking Methods 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
- E21B17/1085—Wear protectors; Blast joints; Hard facing
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M125/00—Lubricating compositions characterised by the additive being an inorganic material
- C10M125/02—Carbon; Graphite
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/22—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the deposition of inorganic material, other than metallic material
- C23C16/26—Deposition of carbon only
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Drilling Tools (AREA)
Abstract
TRIBOLOGICAL PROCESSED SOLID SUPER LUBRICITY
CARBON-BASED DRILLS
ABSTRACT
In recent decades super lubricity has been the fastest growing tribology domain. The Super
lubricity is considered an important turning point in the development of emerging technologies. It
minimizes the friction coefficient and the disruptions caused by other size and complexity orders
as well as wear and friction. As a result, tribologists are primarily specialized in super lubricity.
Striking improvement in both solid and liquid super lubricity has been achieved. This invention
describes the idea of a solid super lubricity carbon-based model called a diamond-like carbon
method along with 2D or 3D layered materials such as graphene, graphite, boron nitride and
molybdenum disulfide (MoS2) that were investigated to achieve tribological-based solid super
lubricity to build the drilling system to reduce super-low friction, corrosion and wear.
11 P a g e
Sp 3 Diamond-like
ta-C ta-C:H
HC polymers
sputtered a-C(:H)
no Mms
glassy carbon
graphiticC
sp H
Figure 2: Structure of DLC
Figure 3: Carbon based drills
21Page
Description
Sp 3 Diamond-like
ta-C ta-C:H
HC polymers sputtered a-C(:H) no Mms glassy carbon graphiticC
sp H Figure 2: Structure of DLC
Figure 3: Carbon based drills
21Page
Description
Field of the Invention:
This invention relates to review the usage of adhesives to minimize stress, wear, oxidation, deterioration, and contaminants on rotary drilling operations by solid super lubricity-based drills based on the aspects of tribology. The various factors of tribology that have been examined include lubrication, wear, and surface engineering, bio tribology, high-temperature tribology, and computational tribology. This proposal reduces friction and wears while drilling process.
Background of the invention:
Nowadays, the dynamic environment, producers, and architects are facing enormous desire to deliver welding operations, becoming more reliable. With the expansion of innovative equipment and recent advancements in slicing technology, friction and wear remain crucial challenges in the metal removal situation. Even so, these disputes are handled by the application of drilling fluid, which eliminates the heat produced during the manufacturing processes and, contrary, moisturize the two materials to reduce friction.
Tribology means the current research of friction, damage, and adhesion performs a significant function in the production of materials with a strong emphasis on metal cutting processes. Also, the traditional approach to the use of cutting fluids in the machining setting is focused on reliability properties and even practical concerns.
Dhar et al. discussed cutting speed, work-piece material, and roughness in the case of metal tooling by employing liquid nitrogen as lubricating oil and observed substantial changes in surface quality and machine wear.
Stanford et al. investigated respective research into the rotation of flat carbon steel by using liquid nitrogen as a cooling system. In this analysis, the researchers recorded a 55% decline in wear rate.
Wang et al. modeled an FLC fluorine-containing material in which the binding framework could be adapted from fullerene-like to enigmatic. Yet one fascinating lubrication method is the
1 P a g e application of nanostructured DLC and ionic liquid (IL) that minimizes the friction and anti-wear interfacial behaviors of specific technologies.
Hamdan et al. performed an efficiency review of the various forms of drilling fluids used in the welding process of reinforced steel AISI 01, utilizing a vibrating jet limited amount lubrication system. In this analysis, three cutting fluids were used, including neat oil, soluble oil, and semi synthetic cutting substances underneath the minimum quantity lubrication method, using high speed cutting fluid in small ultrasonic jet shapes. The findings have explicitly demonstrated that soluble oil has the minimum cutting power and does not shift at varying speeds.
Arif et al. examined the influence of water adsorption on the roughness activity of graphene and graphene oxide layers by FFM. They observed that as the coating ionized water molecules move from "cold water" to "hot water" form, friction reduces.
Sadeghi has discovered that the multiatomic existence of nano contacts regulates superlubricity could. In this context, an increase in the availability of the coating or the thickness of the interlayer configurations may improve the multiatomic design and declines the friction. Conversely, superlubricity can be obtained by a heat-induced friction breakdown relying on the approximation based on the estimations of the first principle.
Sun et al. showed that the irregular load constraint of atomic-scale distortion in the graphene/graphene system increased rapidly and then declined with rising natural load until the friction-free paradigm deteriorated at a crucial moment. This is related to the shift of the rolling prospective carbon substrate from corrugated, dramatically squished, and inevitably to target corrugated states.
Hung et al. empirically studied the influence of liquid cutting on the surface quality of metal matrix composites. The impact of the drilling fluid on the surface roughness of aluminum-based structural coatings fortified with SiC or A1203 molecules has been studied. Authors discovered that superheated and considerable drilling fluid has little bearing on cutting tools based on detailed machine scrubbing and lack of moisturizing material.
Patrick et al. examined the impact of cutting fluids on the mechanical characteristics of a steel specimen during the rotation process. In this research, soluble oil, water, and palm kernel oil were utilized as cutting fluid for the turning process using tungsten carbide and HSS as sharp tools. In this analysis, the researchers stated that palm kernel oil as a cutting fluid demonstrates somewhat
2|Page positive attributes, particularly useful chip formulation, minimized energy consumption, and a fairly surface quality.
Silva et al. conducted an empirical analysis on the thermal and rheological activity of environmentally responsible metalworking fluids. The work tested the heat and rheological effectiveness of various chemically synthesized cotton plant oils with ethoxylated liquids and hydroxylated fluids toward unaltered cotton plant oils and industrial cutter additives. The findings explicitly show which hydroxylated and epoxidized substances give higher thermal conductivity than industrial cutting fluids despite inducing the creation of ice. The previous fluid particles are more effective in hydrating and cooling the bit and portion of the drill, resulting in far less wearing.
Mayr et al. conducted an innovative analysis to examine the impact of cutting fluid on the dynamic properties of 5-axis industrial machinery in the manufacturing process. The created plot shows that the estimated relative humidity is significantly higher despite the use of lubricants and that lubricants can also minimize the possibility of industrial machinery failures.
Baheti et al. performed a scientific analysis of ecologically sustainable cooling and processing hydration. In this study, the authors disclosed better performance on the use of eco-friendly ester fuel and heat during the flat metal cutting of hardened steel utilizing aluminum oxide pedals. A statistical approach of the mechanism has also been designed to forecast maximum temperature with sufficient precision.
The proposal applies to the technique of enhancing the compliance of an adhesive coating, composed of small lubricant pieces, to the surface of the material work material designed for hot processing. More notably, this disclosure relates to the strategy of exposing the hydrated surface to regulated drying atmospheric conditions in an attempt to optimize the tribological characteristics and adherence of the fluid to the work-piece surface during the corresponding hot producing deployment.
Objects of the Invention:
* The main objective is to design the stable superlubricity carbon-based drilling machines based on the Tribological metrics.
3|Page
* Another is to enable for diminished friction, distortion, corrosion, and wear while direct or lateral drilling to provide increased penetration levels and ultra-extended range drilling with previous top drive systems.
Summary of the Invention:
Diamond-like carbon (DLC) films demonstrate desirable high stiffness, high mechanical durability, higher wear tolerance and reduced friction coefficient, making DLC materials a reasonable combination for tribological applications.
This proposal contributes to design the drillers with superlubricity carbon coating material surface for drilling operations. The carbon drills are used along with 2D or 3D materials based on the tribological properties to avoid friction and wear among the surface and drills. The friction rate is very low compared to other drills.
TIN composites of0.80jum in density were coated on micro hardness coated M2 steel disks using the cathodic arc vapor deposition (CAVD) process, which used the Ti aim then used N2 as a gas mixture. The toughness and adhesive modulus values of the TiN coatings were 13.9 GPa and 278.0 GPa. TiAlN coatings of 0.82 /min thickness were also collected using the CAVD method, where the Ti-Al target was used in the Nitrogen atmosphere. The toughness of the TiAlN adhesives was 14.21 GPa, with an adhesive module of 257.0 GPa. TiCN has also been accumulated in the same way (CAVD).
W-DLC coatings have been applied to M2 steel disks for tribological testing and even to 4.05 0.01 mm high-speed steel drills for drilling experiments using a direct solvent extraction process. The M2 steel disk and equipment layers were first washed with Ar glow dissolve, and then a Cr coating was applied to maintain the binding of the W-DLC to the metal surface. W-DLC coating disbursed in this manner. It had a toughness of 8.71 GPa and a flexible frame of 104.3 GPa.
Excess heat was conducted out up to 177 ° C with a rate equivalent to 2 ° C / min, then the fabric was retained at 177 ° C for 2 h, and gradual freezing in the furnace was established to ensure.
Detailed Description of the Invention:
Figure 1 illustrates the different forms of carbon material used for a coating above the drills. The carbon structures include diamond, ta-C, a-C, nc-G, Graphite. Ephemeral carbon sub-families that contain various forms of DLCs are part of the carbon band. In the DLC group, two of the
4|Page primary forms of DLC are tetrahedral amorphous carbon (ta-C), consisting mostly of an sp3 bonded carbon network, and amorphous carbon (a-C) with an sp2-structured system. There are two widely observed forms of DLCs in such specific DLC families: hydrogenated DLC (ta-C: H and a-C: H) and dopant-free DLC (ta-C and a-C).
Figure 2 explains the structure of the DLC. DLC (diamond-like carbon) adhesives are a class of composites with characteristics and insulating layers that can be modified to include optimal service quality. In the DLC family of coatings, the toughness of the substrate can vary significantly based on the region of the phase transition in which the adhesives drop. The ratio of SP2 to SP3 coupling and hydrogen material in the coating that differs based on the method being used layer the DLC coating and the processing conditions. The process illustration to the right outlines the different classes or sections for Composite materials and the options that are possible.
Figure 3 shows the carbon-based drills for the drilling operation. Carbon-based coatings, known as Diamond-like-Carbon (DLC) adhesives, incorporate these two distinct characteristics of diamond and graphite-thus offering high degrees of toughness.
|Page
Claims (5)
1. Coated drill stem assembly for rotary subterranean drilling operations comprising: A body structure with an exposed outer layer, such as a drill string combined with a down hole alignment, a wrapped cord fitted with a drill pipe cavity, or a sealing cord combined with a down hole,
At least a portion of the clear outer layer of the body structure is hardened, Ultra-low friction surface on at least one part of the rough adhesion which consists of one or more ultra-low friction components, And one or two hamming surfaces are mounted between the rough adhesion and the ultra-low friction surface.
2. The carbon-based coated drill system of claim 1 consisting of surface coatings and additives is designed to increase tribological strength and various physical and chemical characteristics of flat surfaces, and requires a range of materials, ranging from organic to inorganic and hard to soft.
3. Claim 2 carbon-coated drill system, whereas at least one super-low friction layer is carbon-like (DLC) diamond.
4. Claim 3 carbon-based coated drilling device in which diamond-like carbon (DLC) is chosen from specific 2D or 3D materials such as ta-C, ta-C: H, DLCH, PLCH, GLCH, Si-DLC, Ti-DLC, Cr-DLC, N-DLC, O-DLC, B-DLC, Me-DLC, F-DLC, S-DLC.
5. The carbon-coated drill system of claim 2, the carbon-based material's coefficient of friction is less than or equal to 0.03. The assert 3 phase, while the diamond-like carbon (DLC) uses techniques for physical deposition, chemical vapor deposition, or chemical vapor deposition assisted by plasma.
1 Pag e
TRIBOLOGICAL PROCESSED SOLID SUPER LUBRICITY 21 Aug 2020
CARBON-BASED DRILLS
Drawings 2020101920
Figure 1: Various carbon structures
1|Page
Figure 2: Structure of DLC
Figure 3: Carbon based drills
2|Page
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2020101920A AU2020101920A4 (en) | 2020-08-21 | 2020-08-21 | Tribological processed solid super lubricity carbon-based drills |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2020101920A AU2020101920A4 (en) | 2020-08-21 | 2020-08-21 | Tribological processed solid super lubricity carbon-based drills |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AU2020101920A4 true AU2020101920A4 (en) | 2020-10-01 |
Family
ID=72608221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2020101920A Ceased AU2020101920A4 (en) | 2020-08-21 | 2020-08-21 | Tribological processed solid super lubricity carbon-based drills |
Country Status (1)
| Country | Link |
|---|---|
| AU (1) | AU2020101920A4 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113873738A (en) * | 2021-09-26 | 2021-12-31 | 中国工程物理研究院激光聚变研究中心 | Self-supporting carbon-based capacitor target and preparation method thereof |
-
2020
- 2020-08-21 AU AU2020101920A patent/AU2020101920A4/en not_active Ceased
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113873738A (en) * | 2021-09-26 | 2021-12-31 | 中国工程物理研究院激光聚变研究中心 | Self-supporting carbon-based capacitor target and preparation method thereof |
| CN113873738B (en) * | 2021-09-26 | 2024-01-12 | 中国工程物理研究院激光聚变研究中心 | Self-supporting carbon-based capacitor target and preparation method thereof |
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| MK22 | Patent ceased section 143a(d), or expired - non payment of renewal fee or expiry |