Improvements in or relating to dryers and heaters
Реферат: 235,402. Byrd, H. L., Drey, O., and Drey, Simpson, & Co., Ltd. Dec. 17, 1923. Drying materials in long lengths. - Apparatus for drying textile and fibrous materials either in the piece or as yarn, or in a loose state comprises a drying chamber 2, a heater 8, a blower 7 and damper-con. trolled pipes whereby air may be drawn direct from the atmosphere through a pipe 11 or through a preheater 12 into the blower and passed to the drying-chamber which is provided with controlled openings, such as doors for the admission of cold air. The air may be circulated continuously through the chamber.
Improvements in crawler device or relating to crawler device
Номер патента: RU2708121C1. Автор: Стюарт КЕЛЛИ. Владелец: Кларк Трэкс Лимитед. Дата публикации: 2019-12-04.