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Dive into the research topics where Piechota Helmut is active.

Publication


Featured researches published by Piechota Helmut.


Archive | 1962

Method of preparing polyurethane with a delayed action catalyst

Piechota Helmut; Bonin Wulf Von


Archive | 1964

Cellular polyurethane plastics rendered flame resistant by red phosphorus and optionally a halogenated organic compound

Piechota Helmut; Wirtz Hans


Archive | 1964

Verfahren zur Herstellung von Urethangruppen enthaltenden, selbstverloeschenden Schaumstoffen

Piechota Helmut; Wirtz Hans


Archive | 1963

Cellular polyurethanes prepared using the reaction product of a phosphoric acid withan alkanol amine

Holtschmidt Hans; Piechota Helmut; Bonin Wulf Von


Archive | 1966

Improvements in or relating to polyurethane foam

Piechota Helmut; Wirtz Hans


Archive | 1964

Nouvelles matières plastiques de polyuréthanes

Bonin Wulf Von; Piechota Helmut


Archive | 1962

Verfahren zur Herstellung von 1, 2, 4-Oxdiazol-carbonsaeureestern-(3)

Hellmann Heinrich; Piechota Helmut; Schwiersch Dipl-Chem Wolfram


Archive | 1960

Process for the production of alpha-amino-beta-hydroxy-carboxylic acids

Henecka Hans; Hellmann Heinrich; Piechota Helmut; Timmler Helmut


Archive | 1967

Fremgangsmåde til fremstilling af urethangruppeholdige, flammemodstandsdygtige skumstoffer.

Piechota Helmut; Wirtz Hans


Archive | 1966

Procédé de préparation de substances mousseuses ignifuges contenant des groupes uréthanes

Piechota Helmut; Wirtz Hans

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