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Houilleres Du Bassin Du Nord Et, Due Pas-de-calais

USPTO Granted Patents = 1

Forward Citations = 4

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2 inventors (with patents filed for the assignee):

Roger Degrave (1 out of 1 patent)

Maurice Marchasson (1 out of 2 patents)

1 patent: Sort by Forward Citations

1. 4197160 - Process by means of which moulded coke can be obtained from non-cokable (1980-04-08),

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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#1 in Douai

#7,578 in France

Houilleres Du Bassin Du Nord Et, Due Pas-de-calais

Forward Citations = 4

2 inventors:

Roger Degrave (1 out of 1 patent)

Maurice Marchasson (1 out of 2 patents)

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