1
Jean Paul Guerlet, Claude Lambert: Wires incorporating a helical component, assemblies thereof, and use of said assemblies as catalyzer and/or to recover precious metals. Engelhard Clal SAS, Larson & Taylor, December 23, 1997: US05699680 (10 worldwide citation)

A wire comprising at least one helically wound wire element is disclosed. The helical winding consists of a platinoid or platinoid alloy wire (20). Also disclosed are assemblies of these wires (20) such as knitted materials, fabrics and felts, and the use of said assemblies as catalysers in the reac ...


2

3
Jean Paul Guerlet, Franck Pouliquen, Daniel Michel: Bushing base with mounted nozzles. Engelhard CLAL S, Gary M Nath, Harold L Novick, Nath & Associates, April 24, 2001: US06221506 (8 worldwide citation)

The invention relates to a method of manufacturing a bushing baseplate, and to a bushing baseplate. The bushing baseplate is characterized in that it comprises tips (


4
Terence Ernest Taylor, Stephen Paul Hurford: Process for manufacturing precious metal artifacts. Engelhard CLAL, Welsh & Katz, May 7, 2002: US06383248 (6 worldwide citation)

A wedding ring is manufactured by a process comprising the production of a metal powder by the atomizing of a stream of molten precious metal, for example a gold alloy, the compaction of the metal powder into a hollow cylindrical body, the sintering of the compacted body, optionally the compression ...


5
Gonzales Jose Felicien: Solid mixture useful as a brightener for silver and gold electroplating comprises a dithiocarbamoyldithiocarbazate and a xanthate. Engelhard Clal Sas, December 13, 2002: FR2825721-A1 (1 worldwide citation)

Solid mixture comprising an alkali metal or ammonium dithiocarbamoyldithiocarbazate (I) and an alkali metal or ammonium xanthate (II) is new. Solid mixture comprising a dithiocarbamoyldithiocarbazate of formula (I) and a xanthate of formula (II) is new: M = alkali metal or ammonium; R = 1-12C hydroc ...


6

7
Guerlet Jean Paul, Pouliquen Franck, Michel Daniel: Bushing base with mounted nozzles. Engelhard Clal Sas, January 16, 1998: FR2750980-A1

The invention concerns a method for manufacturing bushing bases as well as the base and the bushing. The bushing base is characterised in that it comprises nozzles (18) made of hollow tubular elements with an external diameter slightly less than the internal diameter of the holes (10) of the bushing ...


8
Chalumeau Lionel, Leclere Christian: Electrolytic solution for electrochemical deposition of gold and its alloys. Engelhard Clal Sas, February 28, 2003: FR2828889-A1

The invention concerns an aqueous electrolytic solution for electrochemical deposition of gold or of its alloys comprising at least a soluble gold compound designed for electrolytic deposition and, optionally at least a secondary metal compound designed for co-deposition in the form of a gold alloy. ...


9
Gonzalez Jose, Chalumeau Lionel, Limayrac Michel: Electrolytic solution for electrochemical deposit of palladium or its alloys. Engelhard Clal Sas, October 12, 2001: FR2807450-A1

The invention concerns an aqueous electrolytic solution with acid pH for electrochemical deposit of palladium or its alloys comprising a palladium compound, and optionally at least a secondary metal compound to be co-deposited in the form of an alloy with the palladium, and comprising further ethyle ...


10
Spath Nadine, Guerlet Jean Paul: Magnetic iron-containing precious metal alloy. Engelhard Clal Sas, March 12, 1999: FR2768258-A1

A precious metal alloy contains sufficient iron to make it magnetic. Independent claims are also included for (i) a system used for attaching a mobile dental prosthesis to a fixed dental part (such as a root portion or equivalent gum portion), the system comprising a first element (10), which is sea ...