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Patent Searching and Data


Matches 951 - 1,000 out of 2,130

Document Document Title
JPH0612931U
[Objects of the Invention] Control of tube-manufacturing speed based on the inside temperature greatly concerned with the quality of a product, etc. can be performed, generating of an inside crack is prevented covering full length, and t...  
JPH069693B2  
JPH069707U
[Objects of the Invention] without this design exchanges a pusher head -- the billet of arbitrary length -- a peer -- the peer who enabled it to supply a sir -- it aims at providing a Sir pusher. [Elements of the Invention] a peer concer...  
JPH0623408A
PURPOSE: To enable high degree lubrication by rolling after the uniformizing treatment of a lubricant which is applied to a material to be rolled and leaving it for a specified time. CONSTITUTION: The material 1 to be rolled is piercing ...  
JPH0615311A
PURPOSE: To prevent the seizure of a lubricant, to eliminate the repair of flaws on the surface of a product and to save the used quantity of the lubricant, as well in the case of rolling a steel tube while feeding the lubricant to disk ...  
JPH064165B2  
JPH06513A
PURPOSE: To prevent inside surface flaw by rolling after increasing the facial angle at the inlet of roll within the range of biting limit that is determined from a draft at the tip of plug at the same time of biting. CONSTITUTION: A hol...  
JPH06243B2  
JPH06163Y2  
JPH06164Y2  
JPH06162Y2  
JPH0587324B2  
JPH0587323B2  
JPH05329514A
PURPOSE: To reduce a manhour to remove lubricant left on the periphery of a mill after rolling when rolling is performed as lubricant is supplied to disk roll type guide shoes in a skew piecer. CONSTITUTION: Aqueous solution 7a of 0.8l/m...  
JPH0586286B2  
JPH0586287B2  
JPH0586284B2  
JPH0586285B2  
JPH0585242B2  
JPH05317921A
PURPOSE: To lessen the generation of inside surface flaws by suppression of the formation of the secondary scale on the inside surface of a steel pipe and the lubricating effect of the oxide of additive metallic powder. CONSTITUTION: The...  
JPH05309401A
PURPOSE: To rapidly execute changing work by providing a rotary housing to which a backup ring is fitted and supported, providing an attaching/detaching rod, revolving device and fastening nut and cutting a groove which is fitted to the ...  
JPH05309407A
PURPOSE: To eliminate torsion and buckling in a shaft material and to eliminate the problems of whirling, defective biting and breakage of pusher head by biting the shaft material into a rotary elongator after beforehand revolving it bef...  
JPH05305310A
PURPOSE: To reduce the uneven wall thickness and produce less inner surface flaws during the inclined drawing and rolling operation. CONSTITUTION: The length Lt of the part where a plug is brought into contact with the material is set 6...  
JPH05305311A
PURPOSE: To manufacture an aluminum tube high in out-of-roundness and adequate in surface roughness by working the tube under rolling pressure after the outer peripheral surface of the tube is cut. CONSTITUTION: After the outer periphera...  
JPH05305309A
PURPOSE: To easiy manufacture steel tubes where only the rack-working part is flattened in a highly efficient manner by using a roll where the caliber part of the roll at the final stand of the stretch reducer is flatly bottom-raised. CO...  
JPH05285505A
PURPOSE: To provide a skew rolling mill for a shafting with which stable rolling can be executed even when elongating rolls are worn, the adjustment of rolling reduction can be easily executed, the difference between circumferential spee...  
JPH05285502A
PURPOSE: To manufacture a high-accuracy bar by executing the skew rolling of a rolled stock by revolving rolls in accordance with a ring having tapered parts on the inside peripheral surface. CONSTITUTION: A rolling device for a bar and ...  
JPH0579403B2  
JPH05285507A
PURPOSE: To prevent the generation of abnormality in shape by setting the driving speed of mandrel bar higher than the speed of a tube in the axial direction of tube on the outlet side of a device for rolling a material in rolling with i...  
JPH05285508A
PURPOSE: To provide the process for production of the thin electric resistance welded steel pipe having the excellent roundness at the end of a small steel pipe. CONSTITUTION: Rolls are divided by ≥4 and the roll diameters are equaled ...  
JPH0579404B2  
JPH05277512A
PURPOSE: To carry out stable frictional drive by connecting a fixed housing and a roll housing, pulling the rolls in the direction of a ring radius and controlling the position of each roll in the direction of the rotation axis. CONSTITU...  
JPH05277511A
PURPOSE: To provide an inclined rolling mill with which piercing rolling can be executed by infinitely bringing the gap between a roll for piercing and a disk roll near to zero. CONSTITUTION: This figure is the sectional drawing of the d...  
JPH0578301U
[Objects of the Invention] This design makes it a subject to provide 3 roll elongator which removes wear of component part, and the influence of load, and enabled it to adjust a roll interval correctly. [Elements of the Invention] In 3 r...  
JPH05277503A
PURPOSE: To provide a compact mill which can cope with the production of many kinds in small lots by coiling after executing skew rolling of a heated base stock to be rolled and successive groove rolling. CONSTITUTION: The base stock M t...  
JPH0576364B2  
JPH0576368B2  
JPH05269507A
PURPOSE: To prevent fouling and stripe-like flaws that are generated at the time of manufacturing a seamless steel tube from a stainless steel by making the thickness of a scale layer which is stuck to the outer surface of a solid billet...  
JPH0576608U
[Objects of the Invention] It is a narrow place, and also when there are many supply places, it enables it to supply lubricant satisfactorily. [Elements of the Invention] It is a jet side of lubricant 3 and gate-type-forms piping 1 which...  
JPH05261409A
PURPOSE: To enable the realization of the improvement of rolling efficiency and raising the quality of product by preventing the generation of tear in the terminal part of a material to be rolled without deteriorating the sectional shape...  
JPH05261408A
PURPOSE: To provide the improvement of rolling effect and raising the quality of rolling by restraining the generation of end clogging and inside surface flaws. CONSTITUTION: The terminal of a material 3 to be rolled which is fed along t...  
JPH0571321B2  
JPH0569602B2  
JPH0569603B2  
JPH0566202B2  
JPH05237516A
PURPOSE: To improve controllability to a major diameter of a hollow and to prevent a disk shoe from seizing in a skew rolling mill in which the disk shoe is used. CONSTITUTION: In the method for rolling a seamless tube by the skew rollin...  
JPH0565243B2  
JPH0563242B2  
JPH0563241B2  
JPH05228514A
PURPOSE: To extensively set a diameter expanding ratio without generating a defect in biting a material by constituting the front side of the gouge part of each rolling roll of a skew rolling mill in the shape of a barrel and its rear si...  

Matches 951 - 1,000 out of 2,130