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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0067476 (1998-04-27) |
발명자 / 주소 |
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인용정보 | 피인용 횟수 : 17 인용 특허 : 3 |
The present invention relates to a system for heating the well head assembly of a conventional oil well pumper. The system functions by routing a portion of the engine coolant from the pumper engine to a heat tracing loop. This loop enables a portion of the coolant to heat a well head assembly. Such
[ What is claimed as being new and desired to be protected by Letters Patent of the United States is as follows:] [1.] A system for transferring heat to from a pumper well head assembly to thereby reduce freezing conditions, the system comprising in combination:an engine water jacket having an antif
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