WEIR ENVIROTECH PTY LTD has a total of 34 patent applications. Its first patent ever was published in 1997. It filed its patents most often in South Africa, African Regional Industrial Property Organization and Brazil. Its main competitors in its focus markets engines, pumps and turbines and mechanical elements are ZHANGJIAGANG SANLI SEALING ALLOY MAT CO LTD, SUNDYNE LLC and WHW GROUP INC.
# | Country | Total Patents | |
---|---|---|---|
#1 | South Africa | 8 | |
#2 | African Regional Industrial Property Organization | 7 | |
#3 | Brazil | 3 | |
#4 | China | 3 | |
#5 | WIPO (World Intellectual Property Organization) | 3 | |
#6 | Argentina | 2 | |
#7 | Canada | 2 | |
#8 | Mexico | 2 | |
#9 | Peru | 2 | |
#10 | EPO (European Patent Office) | 1 | |
#11 | United States | 1 |
# | Industry | |
---|---|---|
#1 | Engines, pumps and turbines | |
#2 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Non-positive-displacement pumps | |
#2 | Pistons and sealings | |
#3 | Shafts | |
#4 | Clutches and brakes | |
#5 | Pipes | |
#6 | Rotary-pistons | |
#7 | Special non-positive-displacement engines |
# | Name | Total Patents |
---|---|---|
#1 | Geldenhuys Siegfried | 20 |
#2 | Todd Robert Denis | 10 |
#3 | Siegfried Geldenhuys | 4 |
#4 | Tucker Jeremy Paul | 1 |
#5 | Levin Kenneth | 1 |
#6 | Denis Todd Robert | 1 |
#7 | Berg Abraham Hermanus Van Den | 1 |
Publication | Filing date | Title |
---|---|---|
AP200503267A0 | Sealing between components of a rotary machine | |
ZA200307530B | Liquid flinger for a pump. | |
AP200302835A0 | Shielding a bearing and seal assembly from undesirable matter. | |
ZA200302137B | Shielding a bearing and seal assembly from undesirable matter. | |
ZA200209154B | Pumps. | |
ZA200207808B | Sealing a rotary pump. | |
AP200202614A0 | A sealing arrangement for annular stationary rigidcomponents of rotary machines such as pumps | |
AP200202615A0 | A method of cooling a bearing by grease lubrication. | |
ZA200203921B | Grease lubrication. | |
ZA200203919B | Sealing. | |
AP200202666A0 | Sealing a rotary pump | |
ZA9704175B | A batch flotation process. |