METHOD FOR PRODUCTION OF ALUMINIUM-LEAD FRICTION BEARINGS Russian patent published in 2012 - IPC F16C33/12 C22C21/00 B21D21/00 

Abstract RU 2453742 C1

FIELD: metallurgy.

SUBSTANCE: method for producing aluminium-lead friction bearings is that preliminary the workpieces are produced out of porous aluminium with open porosity by the known technologies of casting into reusable moulds. Then the pores are filled with molten lead while a workpiece is located in the same mould. The result is a product with uniform content of lead along the cross-section of the product and the size of lead inclusions is equal to the size of pores in the porous aluminium.

EFFECT: improved quality of aluminium-lead bearings and reduced complexity of their production.

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RU 2 453 742 C1

Authors

Kovtunov Aleksandr Ivanovich

Semistenov Denis Aleksandrovich

Khokhlov Jurij Jur'Evich

Dates

2012-06-20Published

2010-12-23Filed