https://pubchem.ncbi.nlm.nih.gov/patent/US-2019345945-A1
Control circuitry and method applied to pumping device, pumping device and aquarium equipment -...
US-2019345945-A1 chemical patent summary.
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https://patents.google.com/patent/CN114275727A/en
CN114275727A - Liquid pumping device - Google Patents
The invention discloses a liquid extractor, which comprises a shell capable of being connected with a container, wherein a cavity capable of being communicated...
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https://patents.google.com/patent/CN209378698U/en
CN209378698U - A kind of pumping dirt device auxiliary air-washer - Google Patents
The utility model discloses a kind of pumping dirt devices to assist air-washer, including water tank and the gas washing case being connect with water tank,...
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https://impact.ornl.gov/en/publications/neutral-pumping-rates-for-a-next-step-tokamak-ignition-device/
NEUTRAL PUMPING RATES FOR A NEXT STEP TOKAMAK IGNITION DEVICE. - Oak Ridge National Laboratory