Improved instrument for measuring the viscosity of glass in the temperature interval of glass softening and annealing von Sorkin, E. S., Kuzmin, I. V., Geibtman, M. B., Belostotskii, B. S., Zezin, M. A.

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Thyristorized transformers for electric drives on vertical drawing and nondebiteuse glass machinery von Paushkin, E. V., Grichevskii, A. E., Geibtman, M. B., Lebedev, N. M., Il'in, Yu. P., Dubinin, V. T., Zhbanov, B. V.

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