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Shandong Bozhong Vacuum Technology  Co., Ltd.

Add:No.37 Bozhong Road,Ma Shang Town,Zhang Dian District,Zibo City,Shandong Province

Tel:+86-533-2530388
         +86-533-2530311
    +86-533-2802841

Fax:+86-0533-2530399

Internet fax:400-8266163-04400

E-mail:bz@zbbz.com

 

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Shandong Bozhong Vacuum Technology  Co., Ltd

 

Add:No.37 Bozhong Road,Ma Shang Town,Zhang Dian District,Zibo City,Shandong Province

Tel:+86-533-2530388
+86-533-2802841

Fax:+86-533-2530399

E-mail:bz@zbbz.com

 

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专利证书:

 

Serial number

Patent No

Patent name

Patent Type

Remarks

101.

ZL2013 1 0479887.2

Roots pump rotor

Patent

 

102. 

ZL2013 1 0488072.0

Multistage Roots Pump

Patent

 

103. 

ZL2013 1 0006450.7

 Device and method for maintaining condenser vacuum of thermal power plant

Patent

 

104.

ZL2015 1 0477187.9

Variable internal pressure ratio screw vacuum pump

Patent

 

105.

ZL2015 1 0918080.3

Screw vacuum pump with dynamic sealing structure

Patent

 

106. 

ZL2016 1 0296962.5

Roots vacuum pump performance test system and test method

Patent

 

107

ZL2016 1 0257182.X

Special claw rotor profile

Patent

 

108

ZL2016 1 0296944.7

Oil film type dust-removing cooler special for vacuum steelmaking and dust-removing method thereof

Patent

 

201

ZL2013 2 0604863.0

Double-stage sealed roots vacuum pump

Patent

 

202  

ZL2013 2 0609404.1

Mechanical seal roots vacuum pump

Patent

 

203  

ZL2013 2 0618283.7

Two-stage three-leaf air-cooled roots vacuum pump

Patent

 

204.    

ZL2013 2 0632966.8

MVR evaporator

Patent

 

205.    

ZL2013 2 0640161.8

Heat Exchanger

Patent

 

206.    

ZL2015 2 0554260.3

Roots compressor return cooling system

Patent

 

207.    

ZL2015 2 0556628.X

Two-stage MVR evaporator

Patent

 

208.    

ZL2015 2 0559469.9

Roots vacuum pump seal

Patent

 

209.    

ZL2015 2 0573094.1

Rotor of trochoidal trilobal roots pump

Patent

 

210.    

ZL2015 2 0571114.1

Rotor of involute trilobal roots pump

Patent

 

211.    

ZL2015 2 0592626.6

Two-stage water ring compressor

Patent

 

212.    

ZL2015 2 0592475.4

Water-cooled screw vacuum pump

Patent

 

213.    

ZL2016 2 0285298.X

Arc type linear screw rotor for screw vacuum pump

Patent

 

214.    

ZL2016 2 0351659.6

Rotor profile of new three-leaf roots pump

Patent

 

215.    

ZL2016 2 0349721.8

Rotor profile of new type epicycloid screw vacuum pump

Patent

 

216.    

ZL2016 2 0406032.6

Screw vacuum pump heat pipe cooling system

Patent

 

217.    

ZL2016 2 0410218.9

Screw vacuum pump and water ring pump speed increasing and reducing system

Patent

 

  218.       

ZL2016 2 0408837.4

Rotary tube-type MVR concentration crystallizer

Patent

 

  219.       

ZL2016 2 0406098.5

Oil film type dust removal cooler for vacuum steelmaking

Patent

 

  220.       

ZL2017 2 1686854.5

Two-stage MVR evaporation equipment

Patent

 

  221.       

ZL2017 2 1614663.8

Two-stage MVR evaporation crystallization equipment

Patent

 

  222.       

ZL2017 2 1569105.4

Multileaf Roots pump universal line

Patent

 

  201.       

ZL2018 2 1781723.X

MVR evaporation enrichment equipment for flash defoaming 

Patent

 

  202.       

ZL2018 2 1782708.7

Defoamer Defoaming MVR Evaporation Concentrator 

Patent