الثلاثاء , يوليو 7 2020
الرئيسية / أرشيف الوسم : oil

أرشيف الوسم : oil

NEW STRETCHER FRAME TO PREVENT THE LOOSENING OF OIL PAINTINGS AND AVOID THE DEFECTS OF TRADITIONAL STRETCHER FRAME

THE NEW STRETCHER FRAME FOR CANVAS OIL PAINTINGS IS MADE OF PLEXIGLASS, WHICH IS A TRANSPARENT MATERIAL. THIS FRAME CONSISTS OF FOUR SIDES WITH BEVELED INNER EDGES AND MITERED CORNERS WITH SLOT AND TENON JOINTS THAT CAN BE EXPANDED BY USING A CONTROL UNIT CONTAINING EIGHT COGWHEELS. THE SIDES CAN BE MOVED EASILY BY TURNING THE COGWHEELS, WHICH AIDS THE …

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OIL THIEF SAMPLING

THE SUBJECT INVENTION IS A DEVICE FOR SAMPLING OIL PETROLEUM OIL IN ORDER TO DETERMINE THE SUITABILITY OF USE AND EFFICIENCY TERMS OF COMPONENTS AND IMPURITIES , WHICH IS THE MOST DANGEROUS ASPECT IS THE WATERTHEY ARE SAMPLING VARIOUS WAYS AND MEANS AND THIS DEVICE IS A SMALL RESERVIOR TO COLLECT THA SAMPLE HAS TWO GATES AND A PART ABOVE …

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