APRO-PIGGING SYSTEM FOR TRANSMISSION PIPELINES
This permanent pigging system is installed to transport multiple service fluids through one pipeline thus providing the most optimum and effective management of transmission or transfer pipelines. We design, engineer and manufacture various specification of system and products satisfying customers’ special requirements.
SYSTEM INFO
ONE – LINE PIGGING SYSTEM
This single pigging system is consisted of one pig launcher and one pig receiver

MULTI – LINE PIGGING SYSTEM
This pigging system is consisted of multiple number of pigging traps

Launcher Trap Assembly

- QUICK OPEN CLOSURE (Q.O.C) – 신속 개폐장치
- AUTOMATED MOTOR QUICK OPEN MAINLINE BALL VALVE – MAIN LINE MOV
- AUTOMATED MOTOR QUICK OPEN BY-PASS BALL VALVE – BY-PASS LINE MOV
- PIG SPECIAL FLOW TEE – SPECIAL TEE
- AUTOMATED PIG PASSAGE SIGNALLER – PIG SIGNALLER
- AUTOMATED ELECTRICAL AND CONTROL PANEL – CONTROL PANEL
- PIG JIB CRANE AND HOIST – JIB CRANE
- PIG HANDLING TRAY AND OIL PAN – DRAIN LINE
Pigging Equipment & Accessories
QUICK OPEN CLOSURE (Q.O.C)

| USAGE | Quick open closure for quick insert and retrieval of pigs |
| SIZE | 2″(50A) ~ 44″(1100A) : Standard Size Over 44″(1100A) : Custom Made Size |
| PRESSURE | ANSI 900# |
| TYPE | Bayonet Type Clamp ring Type – Single bolt Type Clamp ring Type – Double bolt Type Thread Type |
PIG PASSAGE SIGNALLER (Patented)

| USAGE | Detection of pig passage |
| SIZE | 1-1/2″ ~ 3″ |
| PRESSURE | ANSI 900# |
| TYPE | Auto-Reset Side Trigger Type Manually Reset Flag signal and or Electrical Type |
APRO-DIVERTER-VALVE (ADV)

| USAGE | Multi-directional fluid transfer |
| SIZE | Up to 12″ |
| PRESSURE | NSI 150# |
AUTOMATED ELECTRICAL CONTROL PANEL

| USAGE | Automation of pigging system |
| SPECIFICATION | As Per Customer’s requirement |
PIG JIB CRANE AND HOIST

| USAGE | Pig lifting on launching trap and receiving trap |
| SIZE | Various sizes available |
PIG HANDLING TROLLEY

| USAGE | Pig handling for launching and receiving |
| SIZE | Various sizes available |
PIG Y-SWITCH

| USAGE | Diverting of running direction of pig |
| SIZE | 2″(50A) ~ 44″(1100A) : Standard Size Over 44″(1100A) : Custom Made Size |
| PRESSURE | ANSI 900# |
APRO-PIG® SEPARATION RETAINER (APSR)

| USAGE | Diverting of running direction of pig |
| SIZE | 2″(50A) ~ 44″(1100A) : Standard Size Over 44″(1100A) : Custom Made Size |
| PRESSURE | ANSI 900# |
APRO-CROSS-VALVE (APCV)

| USAGE | Diverting of running direction of pig |
| SIZE | 2″(50A) ~ 44″(1100A) : Standard Size Over 44″(1100A) : Custom Made Size |
| PRESSURE | ANSI 900# |
APRO-TEE-VALVE (APTV)

| USAGE | Diverting of running direction of pig |
| SIZE | 2″(50A) ~ 44″(1100A) : Standard Size Over 44″(1100A) : Custom Made Size |
| PRESSURE | ANSI 900# |
APPLICATION FIELDS
- Separation and displacement services with multiple bi-directional pigging operation.
- This system can be designed to be consisted of multiple pig launcher traps and receiver traps for bi-directional and combinative operation.
- Product transfer pipelines in tank farms and tank terminals.
- In-line cleaning system for sewage pipelines, waste-water transfer pipelines and municipal water lines.