Some unpublished information about history of Polish oil industry has been presented. The special attention was given to the personality of Ignacy Lukasiewicz. Information comes directly from Wachal family, which a member, Wladyslaw Wachal (senior) worked together with Ignacy Lukasiewicz the father of Polish oil industry.
Some unpublished information about history of Polish oil industry has been presented. The special attention was given to the personality of Ignacy Lukasiewicz. Information comes directly from Wachal family, which a member, Wladyslaw Wachal (senior) worked together with Ignacy Lukasiewicz - the father of Polish oil industry.
Some unpublished information about history of Polish oil industry has been presented. The special attention was given to the personality of Ignacy Lukasiewicz. Information comes directly from Wachal family, which a member, Wladyslaw Wachal (senior) worked together with Ignacy Lukasiewicz the father of Polish industry.
In the paper the problems of selective transfer, wearless friction, antifrictional coatings copper plating, copper additives are discussed. Relations between these processes and usefulness for practiceare analyzed.