Company Filing History:

6 out of 830

Wacker-chemie Gmbh

patents

1 out of 218

Messer Griesheim Gmbh

patents

where one patent can have more than one assignee

Years Active: 1976-1985

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6 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4534791 - Process for treating silicon and ferrosilicon with slag (1985-08-13),

2. 4361449 - Process for the preparation of pre-melted, basic welding powders for (1982-11-30),

3. 4359337 - Process for the manufacture of basic slags for the electroslag remelting (1982-11-16),

4. 4248631 - Casting powder for the continuous casting of steel and method for (1981-02-03),

5. 4151264 - Process of melting down and purifying silicon (1979-04-24),

6. 3959031 - Molten basic welding fluxes low in manganese and with low moisture (1976-05-25),

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Location History:

Company Filing History:

Years Active: 1976-1985