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    • 31. 发明授权
    • Process for manufacturing bake hardening steel sheet, and steel sheet and parts thus obtained
    • 制造烘烤硬化钢板的方法以及由此获得的钢板和部件
    • US07540928B2
    • 2009-06-02
    • US10531264
    • 2003-10-10
    • Joël MarsalFernande KirchDominique Mescolini
    • Joël MarsalFernande KirchDominique Mescolini
    • C22C38/04C22C38/06C21D8/02
    • C22C38/02C21D8/0226C21D8/0236C21D8/0273C21D9/52C22C38/04C22C38/06
    • The invention concerns a method for making hardenable steel plates by firing comprising: preparing a steel whereof the composition comprises, expressed in weight percent: 0.03=C=0.06, 0.50=Mn=1.10, 0.08:=Si=0.20, 0.015=Al=0.070, N=0.007, Ni=0.040, Cu=0.040, P=0.035, S=0.015, Mo=0.010, Ti=0.005; provided that it comprises boron in an amount such that 0.64=B/N=1.60 the rest consisting of iron and impurities resulting from production; casting a slab of said steel, then hot rolling of said slab to obtain a plate, the final rolling temperature being higher than the point Ar3; winding said plate at a temperature ranging between 500 and 700° C.; then cold rolling of said plate at a reduction rate ranging between 50 and 80%; continuous annealing heat treatment for a time interval less than 15 minutes; and strain hardening with a reduction rate ranging between 1.25 and 2.5%. The invention also concerns the hardenable plates and the parts obtainable therefrom.
    • 本发明涉及一种通过烧制制造可硬化钢板的方法,包括:制备钢,其组成包括,以重量百分比表示:0.03 = C = 0.06,0.50 = Mn = 1.10,0.08:= Si = 0.20,0.015 = Al = 0.070,N = 0.007,Ni = 0.040,Cu = 0.040,P = 0.035,S = 0.015,Mo = 0.010,Ti = 0.005; 条件是其包含使得0.64 = B / N = 1.60的量的硼,其余由铁和由生产产生的杂质组成; 铸造所述钢的板坯,然后热轧所述板坯以获得板,最终轧制温度高于点Ar3; 在500-700℃的温度范围内缠绕所述的板; 然后以50%至80%之间的压缩率冷轧所述板; 连续退火热处理时间间隔小于15分钟; 以及在1.25至2.5%之间的压缩率下的应变硬化。 本发明还涉及可硬化板及其可获得的部分。
    • 35. 发明申请
    • Method and installation for pointing a fine fluid jet, in particular in welding, or laser hardfacing
    • 用于指向精细流体射流的方法和安装,特别是在焊接或激光硬化
    • US20060108341A1
    • 2006-05-25
    • US10532241
    • 2003-10-22
    • Philippe AlipsFrancois DubrulleGabriel Vergniez
    • Philippe AlipsFrancois DubrulleGabriel Vergniez
    • B23K26/14
    • B23K26/14B23K26/146B23K26/1476
    • The invention concerns a method for pointing a fine fluid jet onto a zone or an object in particular in welding, machining, or laser hardfacing, the jet being emitted from a blowing nozzle (5), the nozzle comprising an exhaust channel (10) including a terminal portion (11) of substantially circular cross-section having a diameter not greater than 5 mm, a light source (3) arranged in the axis of the discharge channel (10) upstream of the nozzle (5) in the flow direction of the fluid flux, generating a non-divergent mono- or polychromatic light beam whereof at least one wavelength ranges between 400 and 760 nanometers, coaxial with the exhaust channel (10) and propagated inside the channel in the flow direction of the fluid, whereby, the fluid flow being momentarily interrupted, by relative displacement of the object or zone or the light beam, the light beam is pointed on the object or the zone and the fine fluid jet is projected onto the zone or object.
    • 本发明涉及一种用于将精细流体射流特别指向焊接,机械加工或激光表面硬化的方法,所述喷嘴从喷嘴(5)发射,所述喷嘴包括排气通道(10),所述排气通道(10)包括 具有直径不大于5mm的基本圆形横截面的端子部分(11),在喷嘴(5)的上游沿喷射通道(10)的轴线沿流动方向布置的光源(3) 产生非发散性单色或多色光束,其中至少一个波长的范围在400和760纳米之间,与排气通道(10)同轴,并且在流体的流动方向上在通道内传播, 通过物体或区域或光束的相对位移瞬间中断流体流动,光束指向物体或区域,并且细流体射流投影到区域或物体上。
    • 37. 发明授权
    • Method for oxalating the galvanized surface of sheet metal
    • 用于草酸化金属板镀锌表面的方法
    • US06991688B2
    • 2006-01-31
    • US10169486
    • 2001-01-09
    • Jacques PetitjeanGeneviève Klam
    • Jacques PetitjeanGeneviève Klam
    • C23C22/48
    • C23C22/46Y10T428/31678
    • A method for forming a zinc oxalate coating on the surface of a strip or sheet of metal covered with a zinc or zinc alloy coating other than zinc/iron coatings, with the aid of an aqueous solution consisting of oxalic acid having a concentration of between 5.10−3 and 0.1 mole/l, and at least one compound and/or ion of an oxidant zinc metal having a concentration of between 10−6 and 10−2 mole/l, and possibly a wetting agent. The inventive method enables sheet metal to be treated at very high speeds without using large amounts of oxidant. It facilitates management of treatment baths. The invention can be used in the lubrication of sheet metal, especially for die stamping.
    • 在锌/铁涂层以外的锌或锌合金涂层的表面上形成草酸锌涂层的方法,借助于由草酸组成的水溶液,其浓度为5.10 -3和0.1摩尔/升,以及至少一种浓度为10 -6至10 -6的氧化锌金属的化合物和/或离子, 2摩尔/升,以及可能的润湿剂。 本发明的方法使得金属片以非常高的速度被处理,而不使用大量的氧化剂。 它有助于治疗浴的管理。 本发明可用于金属板的润滑,特别是用于模具冲压。
    • 39. 发明申请
    • Light wheel disk with large space for brake
    • 用于制动的空间大的光轮盘
    • US20020007556A1
    • 2002-01-24
    • US09893500
    • 2001-06-29
    • USINOR
    • Guy MarronAlain Sbroggio
    • B23P017/00
    • B60B3/002B21D53/26B60B3/007B60B3/044Y02T10/86Y10T29/49504
    • Process for producing a motorized land vehicle wheel, in general having a wheel disk and an essentially cylindrical rim, the wheel disk being obtained from a blank plate of specific thickness subjected to several shaping operations, and composed of an essentially flat central part having an opening that serves to center and attach the wheel to the vehicle's axle hub, an essentially conical interior riser, another inverted conical part that defines, with the interior riser, a curved tip that has a large radius of curvature, the inverted conical part terminating in a flanged edge used to join the disk to the rim, a process characterized in that during the forming operation of the flanged edge, the plate is laminated in such a way as to preserve or reduce the thickness of the base plate.
    • 通常具有轮盘和基本上圆柱形轮缘的电动车辆车轮的制造方法,该轮盘由具有几个成形操作的特定厚度的坯板获得,并且由具有开口的基本平坦的中心部分 其用于将车轮中心并附接到车辆的车轴毂,基本上是锥形的内部立管,另一个倒置的锥形部分,其与内部立管限定具有大曲率半径的弯曲末端,倒置的锥形部分终止于 用于将盘连接到边缘的法兰边缘,其特征在于,在法兰边缘的成形操作期间,板以层压方式来保持或减小基板的厚度。
    • 40. 发明授权
    • Process for manufacturing thin strip of ferritic stainless steel, and
thin strip thus obtained
    • 制造铁素体不锈钢薄带的方法和由此获得的薄带
    • US6106638A
    • 2000-08-22
    • US75533
    • 1998-05-11
    • Philippe ParadisPhilippe Martin
    • Philippe ParadisPhilippe Martin
    • B22D11/00B22D11/06B22D11/106B22D11/124C21D1/02C21D1/19C21D8/02C21D9/46C21D9/52C22C38/00C22C38/18
    • C21D8/0215B22D11/124C21D8/0205C21D1/02C21D1/19
    • The subject of the invention is a process for manufacturing ferritic stainless steel strip, in which a strip of a ferritic stainless steel, of the type containing at most 0.12% of carbon, at most 1% of manganese, at most 1% of silicon, at most 0.040% of phosphorus, at most 0.030% of sulfur and between 16 and 18% of chromium, is solidified, directly from liquid metal, between two close-together, internally-cooled, counterrotating rolls with horizontal axes, wherein said strip is then cooled or left to cool so as to avoid making it remain within the austenite to ferrite and carbides transformation range, wherein said strip is coiled at a temperature of between 600.degree. C. and the martensitic transformation temperature Ms, wherein the coiled strip is left to cool at a maximum rate of 300.degree. C./h down to a temperature of between 200.degree. C. and ambient temperature and wherein said strip then undergoes box annealing. The subject of the invention is also a ferritic stainless steel strip of the type containing at most 0.12% of carbon, at most 1% of manganese, at most 1% of silicon, at most 0.040% of phosphorus, at most 0.030% of sulfur and between 16 and 18% of chromium, wherein it is capable of being obtained by the above process.
    • 本发明的主题是一种用于制造铁素体不锈钢带的方法,其中铁素体不锈钢的条状物含有至多0.12%的碳,至多1%的锰,至多1%的硅, 最多0.040%的磷,至多0.030%的硫和16至18%的铬,直接从液态金属固化在具有水平轴的两个相互靠近的内部冷却的逆转辊之间,其中所述条是 然后冷却或冷却,以避免使其保持在奥氏体内铁素体和碳化物相变范围内,其中所述条在600℃和马氏体相变温度Ms之间卷曲,其中所述卷绕带留下 以300℃/ h的最大速率冷却至200℃至环境温度之间的温度,并且其中所述条带经历盒退火。 本发明的主题还是一种铁素体不锈钢带,其含有至多0.12%的碳,至多1%的锰,至多1%的硅,至多0.040%的磷,至多0.030%的硫 和16〜18%的铬,其中能够通过上述方法获得。