"Ideas that became inventions. Signed Progold."


Patent n°

ITUA20163289A1

Gold and titanium alloy powder mixtures for SLM™

Use of powder mixtures of gold and titanium alloys and sufficient working conditions for prototypes and semi-finished jewellery production through the additive manufacturing process known as selective laser melting (SLM™).

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Patent n°

10VI2014A000244

Silver master alloys for laser-welded chains

In the production of silver alloys, the chemical composition of master alloys when using a laser welding method produce chains whose joints have high mechanical strength.

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Patent n°

10VI2014A000292

Silver master alloys for lost-wax casting

The chemical composition of master alloys for the production of silver alloys through the lost wax casting technique is characterized by the average depth of defects (very low porosity and easily removable in polishing).

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Patent n°

10VI2014A000128

Yellow and red alloy powders for additive prototyping

Chemical compositions and characteristics of yellow and red alloy powders for production use additive rapid prototyping techniques (SLM™, EBM™, SLS™) for prototypes and semi-finished jewellery.

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Patent n°

10VI2014A000129

White alloy powders for additive prototyping

Chemical compositions and characteristics of white alloy powders by way of production utilize additive rapid prototyping techniques (SLM™, EBM™, SLS™) for prototypes and semi-finished jewellery.

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Patent n°

WO2014174482A1

Nickel- and palladium-free white gold master alloys

Chemical compositions of master alloys for the production of nickel, palladium-free white gold alloys, and the details on how to prepare them in the form of compressed tablets.

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Patent n°

ITVI20040102A1

Master alloys for 14k red gold

Chemical compositions of master alloys for the production of 14k red gold alloys are characterized by low defects and the possibility of numerous recast of used material without compromising the quality of the casting.

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Patent n°

ITVI20070019A1

Silver alloys refined with controlled iron additions

Chemical compositions and production methods for silver alloys, refined through controlled additions of iron, obtain fine crystalline grains and consequent high mechanical characteristics.

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Patent n°

ITVI20040101A1

Master alloys for 21k and 22k yellow gold

Chemical compositions of master alloys for 21 and 22k yellow gold alloys production are characterized by low defects, a compact nature, porous-free surfaces and the possibility of hardening by heat treatment.

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Patent n°

ITVI20040103A1

Master alloys for 18k nickel white gold

Chemical compositions of master alloys for the production of 18k white gold alloys with nickel are characterized by low defects and the possibility of numerous remelting of used material without compromising the casting quality.

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Patent n°

ITVI20040166A1

Master alloys for 14k and 18k yellow gold

Chemical compositions of mother alloys for the production of alloys of yellow gold 14 and 18k are characterized by low defects, a compact nature and porous-free surfaces and the possibility of numerous remelting of used material without compromising the quality of the casting.

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Patent n°

ITVI20000053A1

Alloy for the production of white gold

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