Assignee
MIDCON PIPELINE EQUIPMENT CO
27 granted patents·660 citations·filing 1975–1979
Top patents by PatentIndex Score
27 records- 0194US4260869ATraveling welding carriageMIDCON PIPELINE EQUIPMENT CO·Filed 1978·Granted Apr 7, 1981·61 cites·9 claims
- 0291US4027349AApparatus for brush-cleaning the interiors of pipesMIDCON PIPELINE EQUIPMENT CO·Filed 1976·Granted Jun 7, 1977·47 cites·31 claims
- 0389US4306134AArc welding pipe apparatusMIDCON PIPELINE EQUIPMENT CO·Filed 1979·Granted Dec 15, 1981·60 cites·40 claims
- 0489US4069088APipe wrapping apparatusMIDCON PIPELINE EQUIPMENT CO·Filed 1976·Granted Jan 17, 1978·36 cites·47 claims
- 0585US4285458AWelding backup shoe apparatusMIDCON PIPELINE EQUIPMENT CO·Filed 1979·Granted Aug 25, 1981·31 cites·29 claims
- 0685US4250813ATrack apparatusMIDCON PIPELINE EQUIPMENT CO·Filed 1978·Granted Feb 17, 1981·32 cites·19 claims
- 0785US4058427APipe wrapping apparatusMIDCON PIPELINE EQUIPMENT CO·Filed 1976·Granted Nov 15, 1977·42 cites·14 claims
- 0883US4253599APipe welding clamp including pipe end spacing meansMIDCON PIPELINE EQUIPMENT CO·Filed 1979·Granted Mar 3, 1981·32 cites·8 claims
- 0981US4141824ATangentially fed upflow sand filter method and apparatusMIDCON PIPELINE EQUIPMENT CO·Filed 1977·Granted Feb 27, 1979·40 cites·25 claims
- 1081US4031590APipe scraperMIDCON PIPELINE EQUIPMENT CO·Filed 1975·Granted Jun 28, 1977·32 cites·16 claims
- 1177US4014510APilot valveMIDCON PIPELINE EQUIPMENT CO·Filed 1975·Granted Mar 29, 1977·32 cites·7 claims
- 1276US4285460AMethod and apparatus for double jointing pipeMIDCON PIPELINE EQUIPMENT CO·Filed 1979·Granted Aug 25, 1981·25 cites·16 claims
- 1375US4062456AAdjustable rollers for positioning pipeMIDCON PIPELINE EQUIPMENT CO·Filed 1976·Granted Dec 13, 1977·24 cites·15 claims
- 1474US4140262ASize-adjustable internal pipe clamp apparatusMIDCON PIPELINE EQUIPMENT CO·Filed 1977·Granted Feb 20, 1979·28 cites·12 claims
- 1571US4126065APipe end finishing apparatusMIDCON PIPELINE EQUIPMENT CO·Filed 1977·Granted Nov 21, 1978·18 cites·38 claims
- 1667US4067450APipe handling apparatus for pipe laying bargesMIDCON PIPELINE EQUIPMENT CO·Filed 1976·Granted Jan 10, 1978·13 cites·8 claims
- 1761US4029215APipe handling apparatus for pipe laying bargesMIDCON PIPELINE EQUIPMENT CO·Filed 1976·Granted Jun 14, 1977·23 cites·11 claims
- 1860US4088007APipe bending mandrelMIDCON PIPELINE EQUIPMENT CO·Filed 1977·Granted May 9, 1978·11 cites·12 claims
- 1960US4027522AInternal mandrel for use in bending the ends of pipesMIDCON PIPELINE EQUIPMENT CO·Filed 1975·Granted Jun 7, 1977·11 cites·19 claims
- 2058US4092928ATraveling support apparatusMIDCON PIPELINE EQUIPMENT CO·Filed 1977·Granted Jun 6, 1978·11 cites·9 claims
- 2156US4145243APipe wrapping coating apparatusMIDCON PIPELINE EQUIPMENT CO·Filed 1977·Granted Mar 20, 1979·10 cites·25 claims
- 2255US4061231APipe handling apparatus for pipe laying bargesMIDCON PIPELINE EQUIPMENT CO·Filed 1976·Granted Dec 6, 1977·13 cites·6 claims
- 2351US4132104AMethod and apparatus for bending coated pipe including heating the pipe coating by resistance heatingMIDCON PIPELINE EQUIPMENT CO·Filed 1978·Granted Jan 2, 1979·8 cites·24 claims
- 2448US4293758AWelding apparatus including means for depositing the weld metal along parallel pathsMIDCON PIPELINE EQUIPMENT CO·Filed 1979·Granted Oct 6, 1981·8 cites·34 claims
- 2544US4286138AWelding methods and apparatus including alternate weld metal depositions along opposite sides of a weldMIDCON PIPELINE EQUIPMENT CO·Filed 1979·Granted Aug 25, 1981·6 cites·19 claims
- 2642US4016393ASystem for laying pipeMIDCON PIPELINE EQUIPMENT CO·Filed 1975·Granted Apr 5, 1977·4 cites·47 claims
- 2731US4145102ACombined chuck wrench and electric plugMIDCON PIPELINE EQUIPMENT CO·Filed 1977·Granted Mar 20, 1979·2 cites·10 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →