171results about How to "Reliable filling" patented technology

A method for filling vias, and in particular initially blind vias, in a wafer, and various apparatus for performing the method, comprising evacuating air from the vias; trapping at least a portion of the wafer and a paste for filling the vias between two surfaces; and pressurizing the paste to fill the vias.

During the formation of a metal line in a low-k dielectric material, an upper portion of a trench formed in a capping layer and the low-k dielectric material is treated to provide enlarged tapering or corner rounding, thereby significantly improving the fill capabilities of subsequent metal deposition processes. In one particular embodiment, an additional etch process is performed after etching through the capping layer and the low-k dielectric layer and after resist removal.

A thin-film magnetic head structure has a configuration adapted to manufacture a thin-film magnetic head configured such that a main magnetic pole layer including a magnetic pole tip on a side of a medium-opposing surface opposing a recording medium, a write shield layer opposing the magnetic pole tip so as to form a recording gap layer on the medium-opposing surface side, and a thin-film coil wound about the write shield layer or main magnetic pole layer are laminated. The magnetic pole tip of the main magnetic pole layer includes an even width portion having a substantially even width along an extending direction.

The invention discloses a micro-embedded self-lubricating texture on the surfaces of a gear and a cam and a preparation method thereof. The preparation method comprises the following steps of: performing micro texture processing on the surfaces of the gear and the cam by an Nd: YAG laser processing technology; and embedding a solid lubricant into the micro texture on the surfaces of the gear and the cam by a molding bonding technology of a self-lubricating composite material. The self-lubricating composite material comprises the following formula components in percentage by mass: 15 to 85 percent of polyimide (PI), 0 to 85 percent of polytetrafluoroethylene (PTFE), 10 to 40 percent of MoS2, 0 to 15 percent of WS2, 0 to 16 percent of graphite fluoride, 5 to 15 percent of graphite, 0 to 12 percent of PbO, 0 to 6 percent of antimony trioxide, 0 to 10 percent of CaF2 or BaF2, 0 to 15 percent of hexagonal boron nitride, 0 to 15 percent of nano lubricant and 0 to 5 percent of additive. According to the micro-embedded self-lubricating texture, the self-lubricating texture is subjected to micro embedding on the surfaces of the gear and the cam to ensure that the solid lubricant on the friction surface is stably supplied and uniformly coated, so that the lubrication and anti-wear properties of friction pairs such as the gear and the cam under complicated and harsh operating conditions are improved.

The invention discloses a gas injection point retreating type coal underground gasification system and process. The gas injection point retreating type coal underground gasification system comprises an airway arranged in a coal layer and multiple coal underground gasification units, wherein the airway is connected to the multiple coal underground gasification units; and the technical steps are sequentially as follows: a step of cold-state testing, a step of ignition on a gasification working surface, a step of debugging of the gasification working surface and a step of gasification normal production process. According to the invention, mud can be prevented from blocking the gas injection point efficiently, and the coal layer can be exploited to the maximum extent, so that possibility of thoroughly cutting off the leakage of a gasification agent to a combustion space area is realized while safe retreating in the coal underground gasification process is realized, filling of the combustion space area is realized, collapse of the ground surface caused by the gasification is removed, stability of the gasification channel structure is guaranteed, problem of the short circuit of the gasification agent caused by a channel which is resulted from collapse of a coal layer plate in the gasification area in the early stage and the gasification channel at the later stage of the underground gasification is solved, the quality of the coal gas is improved, and safe and reliable coal gas production and high gasification rate are achieved.

A device for use in retracting a gingiva from a human tooth by widening a gingival sulcus with a dental composition. The device comprises a cannula with a free end having an opening for dispensing the dental composition. The free end is shaped to be inserted with its front in the entry of the gingival sulcus, and to laterally displace the gingiva from the tooth as the cannula is moved in the gingival sulcus. The invention may help to achieve a reliable and cost effective gingival retraction treatment.

A method of mounting conductive balls comprises a step of setting, on a substrate, a mask that includes a plurality of apertures for disposing conductive balls on the substrate and a filling step. The filling step includes using a head that moves along a surface of the mask, holding a group of conductive balls in an area that is part of the surface of the mask, and moving the area so that parts of a path taken by the area overlap. By limiting the area where filling is carried out and moving the conductive balls while gathering the conductive balls in this area, it is possible to prevent losses for the conductive balls, to increase the filling efficiency, and to suppress the number of unfilled apertures.

There is provided a plate (10) on which a channel pattern (110) is formed, which channel pattern includes a first channel (116) into which a buffer agent is injected, and a second channel (117) having, in a portion thereof, a quantification part (117a) that has a portion common to the first channel and holds a predetermined amount of a biological sample, the biological sample being injected into the channel including the quantification part, and the plate (10) is rotated at a high speed by a filling unit (20) to fill the buffer agent in the first channel, and thereafter, the second channel is pressurized by a discrimination unit (30) to fill the biological sample in the second channel, and simultaneously, a predetermined amount of the biological sample is added into the buffer agent. Therefore, when performing discrimination of the biological sample, a discrimination result can be obtained accurately in a short time without the necessity of complicated preparation works.

A substrate processing apparatus that can prevent a heat transfer sheet from becoming attached to a focus ring mounting surface of a substrate mounting stage. The substrate mounting stage is disposed in a housing chamber of the substrate processing apparatus, and a substrate is mounted on the substrate mounting stage. A focus ring that surrounds a peripheral portion of the mounted substrate is mounted on the focus ring mounting surface. The heat transfer sheet is interposed between the focus ring and the focus ring mounting surface, and a fluorine coating is formed on the focus ring mounting surface.

During a replacement gate approach, the inverse tapering of the opening obtained after removal of the polysilicon material may be reduced by depositing a spacer layer and forming corresponding spacer elements on inner sidewalls of the opening. Consequently, the metal-containing gate electrode material and the high-k dielectric material may be deposited with enhanced reliability.

A liquid container includes; a liquid containing portion for containing liquid therein; a unit case, including a liquid inlet communicating with the liquid containing portion, a liquid outlet for supplying the liquid outside, a flexible diaphragm that covers an upper opening of the unit case and that is displaceable depending on liquid pressure between the liquid inlet and the liquid outlet; a movable member attached to the flexible diaphragm and that has a pair of shafts formed to protrude from opposite sides of the movable member: a sensor assembly attached to a bottom opening formed in a bottom plate of the unit case and used for detecting that the liquid in the liquid containing portion is exhausted to a predetermined amount; and a pair of shaft receiving portions that is provided on the unit case for receiving the pair of the shafts to fix the movable member in a predetermined position in an initial state where the liquid has not flowed from the liquid inlet to the detection portion.

A cylinder liner has an outer circumferential surface around which another metal is to be cast. The cylinder liner also has a plurality of protrusions disposed on the outer circumferential surface and having respective substantially conical undercuts or necks which are progressively spread outwardly from the outer circumferential surface. The protrusions have respective flat faces on the distal ends of the undercuts.

Superior contact elements may be formed in semiconductor devices in which sophisticated replacement gate approaches may be applied. To this end, a dielectric cap layer is provided prior to patterning the interlayer dielectric material so that any previously created cracks may be reliably sealed prior to the deposition of the contact material, while the removal of any excess portion thereof may be performed without an undue interaction with the electrode metal of the gate electrode structures. Consequently, a significantly reduced defect rate may be achieved.

A method of forming a buried wiring comprising the steps of: (A) forming a wiring and a first insulating layer filled between the wirings on a substratum, (B) immersing the first insulating layer in a fluid which can dissolve the first insulating layer, to dissolve the first insulating layer into the fluid, (C) substituting, for the fluid, a raw material solution containing a raw material for forming a second insulating layer, without bringing the wiring into contact with a gas, and (D) filling a second insulating layer formed by gelation in the raw material solution at least between the wirings, and then, drying off the raw material solution, thereby to form the second insulating layer at least between the wirings.

There is provided a method for manufacturing a coating instrument provided with a filling member having a filling region in which a coating material is filled and a body portion including an extruding portion inserted inside so as to be brought into close contact with the filling member and constituting a rear end of the filling region, in which the coating material is discharged from a discharge outlet on a tip end side of the filling member by advance of the extruding portion, including a step of filling the coating material into the filling region of the filling member from behind in a state in which a front side of the filling member is located below the rear side, a step of feeding a predetermined amount of air from the discharge outlet into the filling region so that a space is formed on the tip end side in the filling region after the coating material is filled, and a step of assembling the body portion to the filling member after the air is fed.

The present invention relates to a motor stator technology field, in particular to a motor stator pouring and sealing method and a motor stator pouring and sealing tooling. The plastic end cups sleevethe two ends of an assembled stator assembly, the stator assembly at the end parts of which the plastic end cups sleeve is clamped to a glue pouring tooling in a vacuumizing device, and the epoxy pouring sealant is poured into an inner hole of the stator assembly. The vacuumizing device vacuumizes, under a vacuum state, a core rod of which the diameter matches the inner hole of the stator assembly is inserted in the inner hole of the stator assembly from top to bottom, and under the extrusion of the core rod, the epoxy pouring sealant in the inner hole immerses and flows from inside to outside and from bottom to top along the inner slits of the stator assembly until the epoxy pouring sealant is poured full in all slits of the stator assembly and the space between the stator assembly and the plastic end cups. The stator is poured full by the pouring sealant from bottom to top and from inside to outside, so that the situation that the glue fills reliably is guaranteed, and under a vacuum environment, the bad pouring and sealing brought by the bubbles can be reduced.

An inkjet recording apparatus includes a recording head, a carriage with the recording head mounted thereon, a main tank, a sub-tank configured to be supplied with ink from the main tank via a tube, a supply tube configured to connect the recording head and the sub-tank, a supply unit connected to the supply tube and configured to supply ink from the main tank to the sub-tank, and a control unit configured to control acceleration of the carriage and to control the supply unit, wherein, when an empty volume in the sub-tank is greater than or equal to an ink volume in the main tank, the supply unit is controlled to supply ink to the sub-tank.