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Patent Summary - Canadian Patents Database

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Official Gazette of the United States Patent Office: Patents ...books.google.fr › books

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... a compound of the formula 3,770,435 PRODUCTION OF GRAVURE PRINTING PLATES BASED ON PLASTICS MATERIALS Otto Volkert , Ludwigshafen , and Manfred Zuerger ...

Official Gazette of the United States Patent and Trademark Office: ...books.google.fr › books

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... to PRESENCE OF TERTIARY ALCOHOLS about 70 weight percent , based on the mixture , of a difunoRalf Boehme , Ludwigshafen , and Otto Volkert , Weisenheim ...

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... Otto Volkert , Owner of Record : BASF Aktiengesellschaft , Lugwigshafen , Germany , Attorney or Agent : Dennis V. Carmen ; BASF Corp. , Wyandotte , Mich ...

Official Gazette of the United States Patent Office: Patents

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3,770,435 PRODUCTION OF GRAVURE PRINTING PLATES BASED ON PLASTICS MATERIALS Otto Volkert, Ludwigshafen, and Manfred Zuerger, Mannheim, ...

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Jun 3, · 75) Inventors: Otto Volkert, Weisenheim; Walter. Maurer, Mutterstadt, both of Fed. Rep. of Germany. BASF Aktiengesellschaft,.

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Jan 11, · Otto Volkert, Weisenheim, Fed. Rep. |H|||||||||III. US A. (11) Patent Number: 45 Date of Patent: 5,290,823. Mar. 1,

All web results to the name "Otto Volkert"

Process for the production of rigid foams containing urethane and ...google.com › patents

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US A * Otto Volkert Process for the preparation of polyurethane rigid foams having a low thermal conductivity and their use.

US A - Flame resistant rigid polyurethane foams containing ...www.google.sr › patents

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US A (en) *, Otto Volkert, Process for the preparation of polyurethane rigid foams having a low thermal conductivity and their ...

US A - Preparation of emulsifier-free aqueous polyurethane...

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Emulsifier-free aqueous polyurethane dispersions are prepared by reacting (a) ... Patents Publication number ... Lothar Maempel, Otto Volkert: Original ...

US A - {60 -methylolbenzoin ethers Google Patents

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Alpha -METHYLOLBENZOIN ETHERS, THEIR PRODUCTION AND THEIR USE AS PHOTOINITIATORS

US A - Process for the preparation of polyurethane rigid foams...

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Inventors, Otto Volkert. Original Assignee, Otto Volkert. Export Citation, BiBTeX, EndNote, RefMan. Patent Citations (8), Referenced by (77), Classifications (27), ...

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