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US 2010/0075169 A1Published application
Method for producing a weight
OwnerXiaoyao Qianginventor
Life of this patent
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Abstract
A method for producing a weight comprising following steps: (a) grinding a barium sulfate ore into powder, (b) mixing the barium sulfate ore powder with dihydrolipoyl and solidifying agent, (c) extruding the mixture, and (d) die-casting the extruded mixture into a weight of a predetermined shape.
Claims20
A method for producing a weight, comprising steps of:
- (a) grinding a weight material into powder,
- (b) mixing said powder with an additive agent forming a mixture,
- (c) extruding said mixture, and
- (d) die-casting said extruded mixture into a weight of a predetermined shape.
1 more element
Dependencies are inferred from the claim text.